islands/tests/FirstFollowNextTests.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Sun, 10 May 2015 14:20:24 +0100
changeset 454 a9cd5ea7cc36
parent 389 009c2e13973c
child 505 19d830b74322
permissions -rw-r--r--
Portability: fixes for Smalltalk/X * Do not use detect:ifFound: - not present in Smalltalk/X * Removed leftover debugging code (Halt if:, ...) * Do not use `aClass methods`, use `aClass methodDictionary values` * Do not use #allPairsDo; - not present in Smalltalk/X * Do not use #crShow: - not present in Smalltalk/X * On Smalltalk?X use Filename - there's no FileReference in Smalltalk/X * Do not use CharacterSet, use String
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"{ Package: 'stx:goodies/petitparser/islands/tests' }"
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"{ NameSpace: Smalltalk }"
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TestCase subclass:#FirstFollowNextTests
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	instanceVariableNames:''
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	classVariableNames:''
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	poolDictionaries:''
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	category:'PetitIslands-Tests'
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!
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!FirstFollowNextTests methodsFor:'support'!
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assert: set allMatches: string
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	self assert: (set allSatisfy: [:e | e end matches: string])
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!
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assert: set allSatisfy: aBlock
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	self assert: (set allSatisfy: aBlock)
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assert: set anyMatches: string
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	self assert: (set anySatisfy: [:e | e end matches: string])
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assert: set anySatisfy: aBlock
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	self assert: (set anySatisfy: aBlock)
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assert: set noneMatches: string
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	self assert: (set noneSatisfy: [:e | e end matches: string])
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!
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assert: set noneSatisfy: aBlock
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	self assert: (set noneSatisfy: aBlock)	
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!
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assert: set size: anInteger
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	self assert: (set size = anInteger )
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!
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first: aParser 
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	^ aParser firstSet
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!
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first: aParser terminalPredicate: predicate
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	^ aParser firstSetPredicate: predicate
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follow: aParser in: rootParser
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	^ rootParser followSets at: aParser
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!
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identifier
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	^ ((#letter asParser / $# asParser), (#letter asParser / #digit asParser) star) flatten 
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next: aParser in: rootParser
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	^ rootParser nextSets at: aParser
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! !
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!FirstFollowNextTests methodsFor:'test first'!
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testFirst1
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	| p first |
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	p := nil asParser / 'a' asParser.
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	self assert: (self first: p) anyMatches: ''.
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	self assert: (self first: p) anyMatches: 'a'.
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!
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testFirst2
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	| p first |
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	p := 'a' asParser optional, 'b' asParser.
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	self assert: (self first: p) anyMatches: 'a'.
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	self assert: (self first: p) anyMatches: 'b'.
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!
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testFirst3
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	| p first |
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	p := ('a' asParser optional, 'b' asParser asParser optional), 'c' asParser.
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	self assert: (self first: p) anyMatches: 'a'.
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	self assert: (self first: p) anyMatches: 'b'.
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!
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testFirst4
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	| p first |
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	p := ('a' asParser plus) optional, 'b' asParser.
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	self assert: (self first: p) anyMatches: 'a'.
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	self assert: (self first: p) anyMatches: 'b'.
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!
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testFirstChoice1
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	| p first |
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	p := nil asParser / '' asParser.
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	self assert: (self first: p) anySatisfy: [:e | e matches: ''].
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!
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testFirstChoice2
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	| p first |
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	p := 'a' asParser / nil asParser.
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	first := (self first: p).
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	self assert: first anySatisfy: [:e | e matches: 'a'].
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	self assert: first anySatisfy: [:e | e matches: ''].
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!
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testFirstChoice3
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	| p first |
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	p := 'a' asParser / nil asParser / 'b' asParser.
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	first := (self first: p).
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	self assert: first anySatisfy: [:e | e matches: 'a'].
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	self assert: first anySatisfy: [:e | e matches: 'b'].
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   123
	self assert: first anySatisfy: [:e | e matches: ''].
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   124
!
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   125
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testFirstComplex1
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   127
	| p first root |
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   128
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   129
	p := 'a' asParser / nil asParser.
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   130
	root := p, 'c' asParser.
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   131
	
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   132
	first := (self first: root).
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parents:
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   133
	
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   134
	self assert: first size: 2.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   135
	self assert: first anySatisfy: [:e | e matches: 'a'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   136
	self assert: first anySatisfy: [:e | e matches: 'c'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   137
	self assert: first noneSatisfy: [:e | e matches: ''].
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   138
!
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   139
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   140
testFirstComplex2
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   141
	| p first root |
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   142
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   143
	p := 'a' asParser / nil asParser / 'b' asParser.
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   144
	root := p, 'c' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
diff changeset
   145
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   146
	first := (self first: root).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
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   147
	
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   148
	self assert: first size: 3.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
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   149
	self assert: first anySatisfy: [:e | e matches: 'a'].
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   150
	self assert: first anySatisfy: [:e | e matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
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   151
	self assert: first anySatisfy: [:e | e matches: 'c'].
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   152
!
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   153
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   154
testFirstComplex3
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   155
	| p first root |
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   156
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   157
	p := 'a' asParser / nil asParser / 'b' asParser.
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parents:
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   158
	root := p, 'c' asParser not.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
diff changeset
   159
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   160
	first := (self first: root).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
diff changeset
   161
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   162
	self assert: first anySatisfy: [:e | e matches: 'a'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
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   163
	self assert: first anySatisfy: [:e | e matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
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   164
	self assert: first anySatisfy: [:e | e matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   165
	self assert: first noneSatisfy: [:e | e end matches: 'c'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
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   166
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
diff changeset
   167
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parents:
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   168
testFirstComplex4
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   169
	| p first root |
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   170
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   171
	p := 'a' asParser / nil asParser / 'b' asParser.
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	root := (p, 'c' asParser not) wrapped.
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parents:
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   173
	
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   174
	first := (self first: root).
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parents:
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   175
	
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   176
	self assert: first anySatisfy: [:e | e matches: 'a'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   177
	self assert: first anySatisfy: [:e | e matches: 'b'].
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   178
	self assert: first anySatisfy: [:e | e matches: ''].
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	self assert: first noneSatisfy: [:e | e end matches: 'c'].
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!
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   181
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testFirstNegate1
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   183
	| p first |
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   184
	p := 'a' asParser negate, 'b' asParser.
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   185
	
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   186
	self assert: (p parse: 'bb') isPetitFailure not.
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   187
	self assert: (p parse: 'cb') isPetitFailure not.
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parents:
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   188
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   189
	self assert: (self first: p) noneSatisfy: [:each | each matches: 'a' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   190
	self assert: (self first: p) anySatisfy:  [:each | each matches: 'b' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
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   191
	self assert: (self first: p) anySatisfy: [:each | each matches: 'c' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   192
!
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   193
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testFirstNot
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   195
	| p |
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   196
	p := 'a' asParser not, 'b' asParser.
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   197
	
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   198
	self assert: (p parse: 'b') isPetitFailure not.
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   199
	
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   200
	self assert: (self first: p) noneSatisfy: [:each | each matches: 'a' ].
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   201
	self assert: (self first: p) anySatisfy:  [:each | each matches: 'b' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   202
	self assert: (self first: p) anySatisfy: [:each | each matches: 'c' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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!
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   204
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testFirstOptional
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	| p first result |
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	p := 'a' asParser optional.
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   208
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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	result := (self first: p).
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	self assert: result anySatisfy: [:e | e matches: '' ].
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	self assert: result anySatisfy: [:e | e matches: 'a'].
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!
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   214
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testFirstRepeat1
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	| p first |
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	p := ('a' asParser / nil asParser) plus.
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e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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	first := self first: p.
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   220
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   221
	self assert: first anyMatches: 'a'.
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	self assert: first anyMatches: ''.	
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!
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   224
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testFirstSequence1
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	| p first |
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	p := 'a' asParser, 'b' asParser .
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	first := self first: p.
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   230
	self assert: first size: 1.
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	self assert: first allMatches: 'a'.
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	self assert: first noneMatches: 'b'.	
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!
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   234
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testFirstSequence2
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	| p first |
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	p := nil asParser, 'a' asParser, 'b' asParser .
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   238
	
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   239
	first := self first: p.
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   240
	self assert: first size: 1.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
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   241
	self assert: first allMatches: 'a'.
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parents:
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	self assert: first noneMatches: 'b'.	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
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   243
	self assert: first noneMatches: ''.		
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!
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testFirstSequence3
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	| p first |
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	p := nil asParser, nil asParser.
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	self assert: (self first: p) anySatisfy: [:e | e end matches: ''].
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!
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testFirstSequence4
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	| p first |
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	p := ((nil asParser / 'a' asParser) plus), 'b' asParser.
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	first := self first: p.
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	self assert: first anyMatches: 'b'.
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	self assert: first anyMatches: 'a'.
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	self assert: first noneMatches: ''.
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!
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testFirstSequence5
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	| p first |
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	p := ((nil asParser / 'a' asParser) star), 'b' asParser.
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	first := self first: p.
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	self assert: first anyMatches: 'b'.
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	self assert: first anyMatches: 'a'.
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	self assert: first noneMatches: ''.
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!
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testFirstTerminal2
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	| p |
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	p := 'a' asParser not.
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	self assert: (self first: p) noneMatches: 'a'.
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!
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testFirstTerminal3
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	| p |
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	p := 'a' asParser and.
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	self assert: (self first: p) anyMatches: 'a'
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!
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testFirstTerminal4
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	| p |
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	p := nil asParser.
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	self assert: (self first: p) anySatisfy: [:e | e end matches: ''].
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! !
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!FirstFollowNextTests methodsFor:'test follow'!
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testFollowNot1
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	| p followSet terminal |
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	terminal := 'a' asParser.
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	p := terminal, 'b' asParser not.
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	followSet := self follow: terminal in: p.
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	self assert: followSet anySatisfy: [:e | e matches: 'c' ].
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	self assert: followSet anySatisfy: [:e | (e matches: 'b') not ].
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!
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testFollowSet1
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	| result p root followSet |
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	p := 'a' asParser.
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	root := (p star, 'b' asParser).
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	followSet := self follow: p in: root.
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	self assert: followSet anySatisfy: [:e | e literal = 'a'].
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	self assert: followSet anySatisfy: [:e | e literal = 'b'].
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!
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testFollowSet10
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	|  island1 followSet p root island2 block |
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	island1 := ('class' asParser, self identifier) island.
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	island2 := ('extends' asParser, self identifier) island.
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	block := '{}' asParser island.	
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	root := (island1, island2 optional, block) star.
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	followSet := self follow: block in: root.
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	self assert: followSet anySatisfy: [:e | e end matches: 'class'].
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	self assert: followSet anySatisfy: [:e | e end matches: ''].
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!
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testFollowSet11
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	|  island1 followSet p root island2 block |
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   338
	island1 := ('class' asParser, self identifier) island.
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	island2 := ('extends' asParser, self identifier) island.
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	block := '{}' asParser island.	
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	root := (island1, island2 optional, block) plus.
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e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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	followSet := self follow: block in: root.
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   346
	self assert: followSet anySatisfy: [:e | e end matches: 'class'].
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   347
	self assert: followSet anySatisfy: [:e | e end matches: ''].
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!
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testFollowSet12
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   351
	| parser followSet |
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	parser := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
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   356
	followSet := self follow: parser in: parser.
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   358
	self assert: followSet anySatisfy: [:e | e end matches: '' ].
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!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   360
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   361
testFollowSet13
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parents:
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   362
	| parser followSet a b c |
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e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   364
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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parents:
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   365
	b := 'b' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
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   366
	c := 'c' asParser.
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diff changeset
   368
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   369
	parser := a, b, c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   370
	followSet := self follow: c in: parser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   371
	self assert: followSet anySatisfy: [:e | e end matches: '' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   372
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   373
	followSet := self follow: b in: parser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   374
	self assert: followSet anySatisfy: [:e | e end matches: 'c' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   375
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   376
	followSet := self follow: a in: parser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   377
	self assert: followSet anySatisfy: [:e | e end matches: 'b' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   378
	self assert: followSet anySatisfy: [:e | e end matches: 'c' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   379
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   380
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   381
testFollowSet14
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   382
	| parser followSet a b c |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   383
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   384
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   385
	b := 'b' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   386
	c := 'c' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   387
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   388
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   389
	parser := a plus, b, c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   390
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   391
	followSet := self follow: a in: parser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   392
	self assert: followSet anySatisfy: [:e | e end matches: 'a' ].	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   393
	self assert: followSet anySatisfy: [:e | e end matches: 'b' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   394
	self assert: followSet anySatisfy: [:e | e end matches: 'c' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   395
	self assert: followSet noneSatisfy: [:e | e end matches: '' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   396
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   397
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   398
testFollowSet2
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   399
	| result p follow root followSets followSet |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   400
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   401
	p := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   402
	follow := 'b' asParser, 'c' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   403
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   404
	root := (p, follow).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   405
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   406
	followSet := self follow: p in: root.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   407
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   408
	self assert: followSet size: 1.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   409
	self assert: followSet anySatisfy: [:e | e  end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   410
	self assert: followSet noneSatisfy: [:e | e matches: 'c'].	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   411
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   412
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   413
testFollowSet3
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   414
	| result p follow root followSets followSet |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   415
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   416
	p := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   417
	follow := ('b' asParser, 'c' asParser) / ('d' asParser).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   418
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   419
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   420
	root := (p, follow).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   421
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   422
	followSet := self follow: p in: root.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   423
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   424
	self assert: followSet anySatisfy: [:e | e end matches: 'b' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   425
	self assert: followSet anySatisfy: [:e | e end matches: 'd' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   426
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   427
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   428
testFollowSet4
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   429
	| result p follow root followSets followSet |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   430
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   431
	p := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   432
	follow := ('b' asParser, 'c' asParser).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   433
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   434
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   435
	root := (p star, follow).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   436
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   437
	followSet := self follow: p in: root.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   438
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   439
	self assert: followSet anySatisfy: [:e | e end matches: 'b' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   440
	self assert: followSet anySatisfy: [:e | e end matches: 'a' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   441
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   442
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   443
testFollowSet5
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   444
	| result p root followSets followSet follow1 follow2 |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   445
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   446
	p := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   447
	follow1 := ('b' asParser, 'c' asParser) / nil asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   448
	follow2 := 'd' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   449
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   450
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   451
	root := (p, follow1, follow2).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   452
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   453
	followSet := self follow: p in: root.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   454
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   455
	self assert: followSet anySatisfy: [:e | e end matches: 'b' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   456
	self assert: followSet anySatisfy: [:e | e end matches: 'd' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   457
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   458
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   459
testFollowSet6
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   460
	| result p root followSets followSet follow follow1 follow2 |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   461
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   462
	p := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   463
	follow1 := ('b' asParser, 'c' asParser) / nil asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   464
	follow2 := 'd' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   465
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   466
	follow := (follow1, follow2).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   467
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   468
	root  := (p, follow).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   469
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   470
	followSet := self follow: p in: root.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   471
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   472
	self assert: followSet anySatisfy: [:e | e end matches: 'b' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   473
	self assert: followSet anySatisfy: [:e | e end matches: 'd' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   474
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   475
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   476
testFollowSet7
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   477
	| result p root followSets followSet r1 r2 follow1 follow2 |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   478
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   479
	p := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   480
	follow1 := ('b' asParser, 'c' asParser) / nil asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   481
	follow2 := 'd' asParser / nil asParser .
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   482
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   483
	r1 := (p, follow1).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   484
	r2 := (r1, follow2).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   485
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   486
	root  := r2.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   487
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   488
	followSet := self follow: p in: root.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   489
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   490
	self assert: followSet anySatisfy: [:e | e end matches: 'b' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   491
	self assert: followSet anySatisfy: [:e | e end matches: 'd' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   492
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   493
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   494
testFollowSet8
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   495
	| result p root followSets followSet follow |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   496
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   497
	p := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   498
	follow := PPInputEnds new.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   499
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   500
	root := p, follow.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   501
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   502
	followSet := self follow: p in: root.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   503
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   504
	self assert: followSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   505
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   506
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   507
testFollowSet9
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   508
	|  island1 followSet p root island2 block |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   509
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   510
	island1 := ('class' asParser, self identifier) island.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   511
	island2 := (':' asParser, self identifier) island.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   512
	block := '{' asParser, '}' asParser island.	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   513
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   514
	root := (island1, island2 optional, block) island.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   515
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   516
	followSet := self follow: island1 in: root.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   517
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   518
	self assert: followSet anySatisfy: [:e | e end matches: '{'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   519
	self assert: followSet anySatisfy: [:e | e end matches: ':'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   520
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   521
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   522
testFollowSetChoice1
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   523
	| result p root followSets followSet follow |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   524
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   525
	p := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   526
	follow := 'b' asParser / 'c' asParser .
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   527
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   528
	root := p, follow.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   529
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   530
	followSet := self follow: p in: root.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   531
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   532
	self assert: followSet anySatisfy: [:e | (e parse: 'b') isPetitFailure not].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   533
	self assert: followSet anySatisfy: [:e | (e parse: 'c') isPetitFailure not].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   534
	self assert: followSet noneSatisfy: [:e | (e parse: 'a') isPetitFailure not].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   535
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   536
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   537
testFollowSetChoice2
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   538
	| result p root followSet follow b c |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   539
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   540
	follow := 'a' asParser / 'd' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   541
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   542
	c := 'c' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   543
	p := b / c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   544
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   545
	root := p, follow.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   546
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   547
	followSet := self follow: p in: root.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   548
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   549
	self assert: followSet anySatisfy: [:e | (e parse: 'a') isPetitFailure not].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   550
	self assert: followSet anySatisfy: [:e | (e parse: 'd') isPetitFailure not].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   551
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   552
	followSet := self follow: p in: root.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   553
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   554
	self assert: followSet anySatisfy: [:e | (e parse: 'a') isPetitFailure not].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   555
	self assert: followSet noneSatisfy: [:e | (e parse: 'c') isPetitFailure not].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   556
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   557
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   558
testFollowSetOptional1
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   559
	| result p root followSets followSet follow follow1 follow2 |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   560
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   561
	p := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   562
	follow1 := 'b' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   563
	follow2 := 'c' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   564
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   565
	root := p, follow1, follow2.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   566
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   567
	followSet := self follow: p in: root.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   568
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   569
	self assert: followSet anySatisfy: [:e | e end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   570
	self assert: followSet anySatisfy: [:e | e end matches: 'c'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   571
	self assert: followSet noneSatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   572
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   573
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   574
testFollowSetRepeat1
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   575
	| p followSet terminal |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   576
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   577
	terminal := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   578
	p := terminal plus.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   579
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   580
	followSet := self follow: terminal in: p.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   581
	self assert: followSet anySatisfy: [:e | e end matches: 'a' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   582
	self assert: followSet anySatisfy: [:e | e end matches: '' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   583
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   584
	followSet := self follow: p in: p.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   585
	self assert: followSet anySatisfy: [:e | e end matches: '' ].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   586
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   587
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   588
testFollowSetStar1
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   589
	| a b p followSet |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   590
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   591
	a := 'a' asParser star.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   592
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   593
	p := a, b.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   594
	followSet := self follow: a in: p.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   595
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   596
	self assert: followSet size: 1.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   597
	self assert: followSet anySatisfy: [:e | e end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   598
	self assert: followSet noneSatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   599
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   600
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   601
testFollowSetStar3
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   602
	| a b p followSet n |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   603
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   604
	a := 'a' asParser star.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   605
	p := a.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   606
	followSet := self follow: a in: p.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   607
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   608
	self assert: followSet noneSatisfy: [:e | e end matches: 'a'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   609
	self assert: followSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   610
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   611
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   612
testFollowSetStar4
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   613
	| a b p followSet |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   614
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   615
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   616
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   617
	p := a star, b.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   618
	followSet := self follow: a in: p.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   619
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   620
	self assert: followSet size: 2.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   621
	self assert: followSet anySatisfy: [:e | e end matches: 'a'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   622
	self assert: followSet anySatisfy: [:e | e end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   623
	self assert: followSet noneSatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   624
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   625
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   626
testFollowSetStar5
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   627
	| a b p followSet n |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   628
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   629
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   630
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   631
	n := nil asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   632
	p := a star, (b / n).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   633
	followSet := self follow: a in: p.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   634
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   635
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   636
	self assert: followSet anySatisfy: [:e | e end matches: 'a'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   637
	self assert: followSet anySatisfy: [:e | e end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   638
	self assert: followSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   639
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   640
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   641
testFollowSetStar6
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   642
	| a b p followSet n |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   643
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   644
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   645
	p := a star.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   646
	followSet := self follow: a in: p.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   647
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   648
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   649
	self assert: followSet anySatisfy: [:e | e end matches: 'a'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   650
	self assert: followSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   651
! !
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   652
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   653
!FirstFollowNextTests methodsFor:'test isNullable'!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   654
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   655
testIsNullable01
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   656
	self assert:	'a' asParser acceptsEpsilon not.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   657
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   658
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   659
testIsNullable02
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   660
	self assert:	'a' asParser wrapped acceptsEpsilon not.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   661
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   662
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   663
testIsNullable03
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   664
	self assert:	nil asParser acceptsEpsilon.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   665
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   666
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   667
testIsNullable04
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   668
	self assert:	nil asParser wrapped acceptsEpsilon.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   669
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   670
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   671
testIsNullable05
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   672
	self assert:	 'a' asParser not acceptsEpsilon not.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   673
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   674
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   675
testIsNullable06
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   676
	self assert:	 'a' asParser and acceptsEpsilon not.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   677
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   678
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   679
testIsNullable07
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   680
	self assert:	 'a' asParser wrapped not acceptsEpsilon not.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   681
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   682
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   683
testIsNullable08
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   684
	self assert:	 'a' asParser wrapped and acceptsEpsilon not.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   685
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   686
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   687
testIsNullable09
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   688
	self assert:	 'a' asParser optional acceptsEpsilon.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   689
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   690
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   691
testIsNullable10
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   692
	self assert:	 'a' asParser wrapped optional acceptsEpsilon.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   693
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   694
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   695
testIsNullable11
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   696
	self assert:	 'a' asParser wrapped not optional acceptsEpsilon.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   697
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   698
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   699
testIsNullable12
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   700
	self assert:	 'a' asParser optional wrapped acceptsEpsilon.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   701
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   702
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   703
testIsNullableChoice1
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   704
	| a b c p |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   705
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   706
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   707
	c := 'c' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   708
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   709
	p := a / b / c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   710
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   711
	self assert: p acceptsEpsilon not.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   712
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   713
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   714
testIsNullableChoice2
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   715
	| a b c p |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   716
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   717
	b := 'b' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   718
	c := 'c' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   719
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   720
	p := a / b / c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   721
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   722
	self assert: p acceptsEpsilon.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   723
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   724
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   725
testIsNullableChoice3
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   726
	| a b c p |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   727
	a := 'a' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   728
	b := 'b' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   729
	c := 'c' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   730
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   731
	p := a / b / c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   732
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   733
	self assert: p acceptsEpsilon.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   734
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   735
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   736
testIsNullableChoice4
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   737
	| a b c p |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   738
	a := 'a' asParser optional wrapped.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   739
	b := 'b' asParser optional wrapped.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   740
	c := 'c' asParser optional wrapped.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   741
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   742
	p := a / b / c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   743
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   744
	self assert: p acceptsEpsilon.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   745
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   746
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   747
testIsNullableCycle1
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   748
	| a p |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   749
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   750
	p := PPDelegateParser new.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   751
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   752
	p setParser: a / p.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   753
	self assert: p acceptsEpsilon not.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   754
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   755
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   756
testIsNullableCycle2
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   757
	| a p e |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   758
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   759
	e := nil asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   760
	p := PPDelegateParser new.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   761
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   762
	p setParser: (a, p) / e.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   763
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   764
	self assert: p acceptsEpsilon.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   765
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   766
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   767
testIsNullableCycle3
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   768
	| a p e |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   769
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   770
	e := nil asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   771
	p := PPDelegateParser new.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   772
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   773
	p setParser: (a, p), e.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   774
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   775
	self assert: p acceptsEpsilon not.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   776
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   777
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   778
testIsNullableSeq1
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   779
	| a b c p |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   780
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   781
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   782
	c := 'c' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   783
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   784
	p := a, b, c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   785
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   786
	self assert: p acceptsEpsilon not.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   787
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   788
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   789
testIsNullableSeq2
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   790
	| a b c p |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   791
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   792
	b := 'b' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   793
	c := 'c' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   794
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   795
	p := a, b, c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   796
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   797
	self assert: p acceptsEpsilon not.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   798
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   799
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   800
testIsNullableSeq3
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   801
	| a b c p |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   802
	a := 'a' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   803
	b := 'b' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   804
	c := 'c' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   805
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   806
	p := a, b, c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   807
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   808
	self assert: p acceptsEpsilon.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   809
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   810
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   811
testIsNullableSeq4
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   812
	| a b c p |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   813
	a := 'a' asParser optional wrapped.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   814
	b := 'b' asParser optional wrapped.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   815
	c := 'c' asParser wrapped optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   816
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   817
	p := a, b, c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   818
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   819
	self assert: p acceptsEpsilon.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   820
! !
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   821
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   822
!FirstFollowNextTests methodsFor:'test next'!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   823
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   824
testNext1
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   825
	| p nextSet |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   826
	p := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   827
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   828
	nextSet := (self next: p in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   829
	self assert: nextSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   830
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   831
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   832
testNext2
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   833
	| p nextSet a b |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   834
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   835
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   836
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   837
	p := a, b.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   838
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   839
	nextSet := (self next: a in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   840
	self assert: nextSet size: 1.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   841
	self assert: nextSet anySatisfy: [:e | e end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   842
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   843
	nextSet := (self next: b in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   844
	self assert: nextSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   845
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   846
	nextSet := (self next: p in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   847
	self assert: nextSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   848
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   849
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   850
testNext3
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   851
	| p nextSet a b |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   852
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   853
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   854
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   855
	p := a / b.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   856
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   857
	nextSet := (self next: a in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   858
	self assert: nextSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   859
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   860
	nextSet := (self next: b in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   861
	self assert: nextSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   862
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   863
	nextSet := (self next: p in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   864
	self assert: nextSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   865
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   866
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   867
testNext4
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   868
	| p nextSet a b n |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   869
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   870
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   871
	n := nil asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   872
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   873
	p := a, n, b.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   874
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   875
	nextSet := (self next: a in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   876
	self assert: nextSet anySatisfy: [:e | e end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   877
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   878
	nextSet := (self next: n in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   879
	self assert: nextSet anySatisfy: [:e | e end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   880
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   881
	nextSet := (self next: b in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   882
	self assert: nextSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   883
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   884
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   885
testNext5
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   886
	| p nextSet a b n a1 a2 |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   887
	a1 := 'a1' asParser wrapped.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   888
	a2 := 'a2' asParser wrapped.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   889
	a := (a1 asParser, a2 asParser) wrapped.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   890
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   891
	n := 'n' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   892
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   893
	p := a, n, b.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   894
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   895
	nextSet := (self next: a1 in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   896
	self assert: nextSet anySatisfy: [:e | e end matches: 'a2'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   897
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   898
	nextSet := (self next: a2 in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   899
	self assert: nextSet anySatisfy: [:e | e end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   900
	"Might be test to match nb -- not sure, what is better"
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   901
	self assert: nextSet anySatisfy: [:e | e end matches: 'n'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   902
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   903
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   904
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   905
	nextSet := (self next: a in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   906
	self assert: nextSet anySatisfy: [:e | e end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   907
	"Might be test to match nb -- not sure, what is better"
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   908
	self assert: nextSet anySatisfy: [:e | e end matches: 'n'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   909
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   910
	nextSet := (self next: n in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   911
	self assert: nextSet anySatisfy: [:e | e end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   912
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   913
	nextSet := (self next: b in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   914
	self assert: nextSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   915
	self assert: nextSet noneSatisfy: [:e | e end matches: 'b'].	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   916
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   917
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   918
testNext6
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   919
	| p nextSet a b n a1 a2 |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   920
	a1 := 'a1' asParser wrapped.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   921
	a2 := 'a2' asParser wrapped / nil asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   922
	a := (a1 asParser, a2 asParser) wrapped.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   923
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   924
	n := 'nil' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   925
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   926
	p := a, n, b.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   927
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   928
	nextSet := (self next: a1 in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   929
	self assert: nextSet anySatisfy: [:e | e matches: 'a2'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   930
	self assert: nextSet anySatisfy: [:e | e matches: 'nilb'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   931
	self assert: nextSet anySatisfy: [:e | e matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   932
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   933
	nextSet := (self next: a2 in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   934
	self assert: nextSet anySatisfy: [:e | e matches: 'nilb'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   935
	self assert: nextSet anySatisfy: [:e | e matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   936
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   937
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   938
	nextSet := (self next: a in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   939
	self assert: nextSet anySatisfy: [:e | e matches: 'nilb'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   940
	self assert: nextSet anySatisfy: [:e | e matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   941
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   942
	nextSet := (self next: n in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   943
	self assert: nextSet anySatisfy: [:e | e matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   944
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   945
	nextSet := (self next: b in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   946
	self assert: nextSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   947
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   948
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   949
testNext7
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   950
	| p nextSet a b n  c |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   951
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   952
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   953
	c := 'c' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   954
	n := nil asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   955
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   956
	p := a, b, a, n, c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   957
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   958
	nextSet := (self next: a in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   959
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   960
	self assert: nextSet anySatisfy: [:e | e matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   961
	self assert: nextSet anySatisfy: [:e | e matches: 'c'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   962
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   963
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   964
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   965
testNext8
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   966
	| p nextSet a b n  c |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   967
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   968
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   969
	c := 'c' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   970
	n := nil asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   971
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   972
	p := a, n, a, b, c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   973
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   974
	nextSet := (self next: a in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   975
	self assert: nextSet anySatisfy: [:e | e matches: 'a'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   976
	self assert: nextSet anySatisfy: [:e | e matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   977
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   978
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   979
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   980
testNext9
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   981
	| a nextSet |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   982
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   983
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   984
	nextSet := (self next: a in: a).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   985
	self assert: nextSet anySatisfy: [:e | e end matches: ''].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   986
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   987
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   988
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   989
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   990
testNextDelegate1
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   991
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   992
	| a nextSet b c p |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   993
	a := 'a' asParser optional wrapped.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   994
	b := 'b' asParser optional wrapped.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   995
	c := 'c' asParser optional wrapped.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   996
	p := a, b, c.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   997
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   998
	nextSet := (self next: a in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
   999
	self assert: nextSet anySatisfy: [:e | e end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1000
	self assert: nextSet anySatisfy: [:e | e end matches: 'c'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1001
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1002
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1003
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1004
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1005
testNextRepeat1
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1006
	| p nextSet a b n  c |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1007
	a := 'a' asParser star.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1008
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1009
	nextSet := (self next: a in: a).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1010
	self assert: nextSet size: 1.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1011
	self assert: nextSet anySatisfy: [:e | e end matches: '']
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1012
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1013
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1014
testNextRepeat2
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1015
	| p nextSet a b astar |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1016
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1017
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1018
	astar := a star.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1019
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1020
	p := astar, b.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1021
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1022
	nextSet := (self next: astar in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1023
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1024
	self assert: nextSet size: 1.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1025
	self assert: nextSet anySatisfy: [:e | e end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1026
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1027
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1028
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1029
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1030
testNextRepeat3
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1031
	| p nextSet a b astar |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1032
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1033
	b := 'b' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1034
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1035
	p := a star, b.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1036
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1037
	nextSet := (self next: a in: p).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1038
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1039
	self assert: nextSet size: 2.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1040
	self assert: nextSet anySatisfy: [:e | e end matches: 'b'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1041
	self assert: nextSet anySatisfy: [:e | e end matches: 'a'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1042
!
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1043
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1044
testNextRepeat4
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1045
	| a nextSet b p root |
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1046
	a := 'a' asParser.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1047
	b := 'b' asParser optional.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1048
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1049
	p := a, b.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1050
	root := p plus.
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1051
	
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1052
	nextSet := (self next: a in: root).
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1053
	self assert: nextSet anySatisfy: [:e | e end matches: 'a'].
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1054
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1055
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1056
! !
e2b2ccaa4de6 Commited a island parser support (MC package PetitIslands)
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
diff changeset
  1057