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"{ Package: 'stx:goodies/petitparser' }"
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191
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PPAbstractParserTest subclass:#PPParserTest
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instanceVariableNames:''
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classVariableNames:''
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poolDictionaries:''
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category:'PetitTests-Tests'
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!
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!PPParserTest methodsFor:'testing'!
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testAnd
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| parser |
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parser := 'foo' asParser flatten , 'bar' asParser flatten and.
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33
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0
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self assert: parser parse: 'foobar' to: #('foo' 'bar') end: 3.
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self assert: parser fail: 'foobaz'.
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33
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parser := 'foo' asParser and.
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self assert: parser and = parser
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!
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testBlock
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| parser |
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parser := [ :s | s next ] asParser.
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33
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0
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self assert: parser parse: 'ab' to: $a end: 1.
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self assert: parser parse: 'b' to: $b.
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self assert: parser parse: '' to: nil
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!
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testChoice
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| parser |
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parser := $a asParser / $b asParser.
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0
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self assert: parser parse: 'a' to: $a.
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self assert: parser parse: 'b' to: $b.
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self assert: parser parse: 'ab' to: $a end: 1.
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self assert: parser parse: 'ba' to: $b end: 1.
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self assert: parser fail: ''.
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self assert: parser fail: 'c'.
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self assert: parser fail: 'ca'
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!
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testDelimitedBy
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| parser |
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parser := $a asParser delimitedBy: $b asParser.
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33
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0
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self assert: parser parse: 'a' to: #($a).
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self assert: parser parse: 'aba' to: #($a $b $a).
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self assert: parser parse: 'ababa' to: #($a $b $a $b $a).
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self assert: parser parse: 'ab' to: #($a $b).
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self assert: parser parse: 'abab' to: #($a $b $a $b).
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self assert: parser parse: 'ababab' to: #($a $b $a $b $a $b).
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33
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0
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self assert: parser parse: 'ac' to: #($a) end: 1.
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self assert: parser parse: 'abc' to: #($a $b) end: 2.
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self assert: parser parse: 'abac' to: #($a $b $a) end: 3.
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self assert: parser parse: 'ababc' to: #($a $b $a $b) end: 4.
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0
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self assert: parser fail: ''.
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self assert: parser fail: 'b'.
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self assert: parser fail: 'c'
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!
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testDelimitedByWithoutSeparators
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| parser |
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parser := ($a asParser delimitedBy: $b asParser)
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withoutSeparators.
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self assert: parser parse: 'a' to: #($a).
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self assert: parser parse: 'aba' to: #($a $a).
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self assert: parser parse: 'ababa' to: #($a $a $a).
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self assert: parser parse: 'ab' to: #($a).
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self assert: parser parse: 'abab' to: #($a $a).
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self assert: parser parse: 'ababab' to: #($a $a $a).
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self assert: parser parse: 'ac' to: #($a) end: 1.
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self assert: parser parse: 'abc' to: #($a) end: 2.
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self assert: parser parse: 'abac' to: #($a $a) end: 3.
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self assert: parser parse: 'ababc' to: #($a $a) end: 4.
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self assert: parser fail: ''.
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self assert: parser fail: 'b'.
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self assert: parser fail: 'c'
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!
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0
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testEndOfInput
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| parser |
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parser := PPEndOfInputParser on: $a asParser.
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self assert: parser end = parser.
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self assert: parser parse: 'a' to: $a.
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self assert: parser fail: ''.
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self assert: parser fail: 'aa'
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!
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testEndOfInputAfterMatch
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| parser |
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parser := 'stuff' asParser end.
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self assert: parser parse: 'stuff' to: 'stuff'.
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self assert: parser fail: 'stufff'.
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self assert: parser fail: 'fluff'
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!
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testEpsilon
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| parser |
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parser := nil asParser.
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self assert: parser parse: '' to: nil.
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self assert: parser parse: 'a' to: nil end: 0.
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self assert: parser parse: 'ab' to: nil end: 0
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!
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testFailing
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| parser result |
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parser := PPFailingParser message: 'Plonk'.
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self assert: parser message = 'Plonk'.
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self assert: parser fail: ''.
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self assert: parser fail: 'a'.
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self assert: parser fail: 'aa'.
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result := parser parse: 'a'.
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self assert: result message = 'Plonk'.
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self assert: result printString = 'Plonk at 0'
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!
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testLiteralObject
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| parser |
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parser := PPLiteralObjectParser
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on: $a
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message: 'letter "a" expected'.
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self assert: parser literal = $a.
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self assert: parser message = 'letter "a" expected'.
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self assert: parser parse: 'a' to: $a.
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self assert: parser fail: 'b'
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0
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!
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testLiteralObjectCaseInsensitive
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| parser |
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parser := $a asParser caseInsensitive.
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0
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self assert: parser parse: 'a' to: $a.
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self assert: parser parse: 'A' to: $A.
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self assert: parser fail: ''.
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self assert: parser fail: 'b'.
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self assert: parser fail: 'B'
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0
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!
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testLiteralSequence
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| parser |
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parser := PPLiteralSequenceParser
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on: 'abc'
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message: 'sequence "abc" expected'.
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self assert: parser size = 3.
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self assert: parser literal = 'abc'.
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self assert: parser message = 'sequence "abc" expected'.
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0
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self assert: parser parse: 'abc' to: 'abc'.
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self assert: parser fail: 'ab'.
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self assert: parser fail: 'abd'
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!
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testLiteralSequenceCaseInsensitive
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| parser |
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parser := 'abc' asParser caseInsensitive.
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0
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self assert: parser parse: 'abc' to: 'abc'.
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self assert: parser parse: 'ABC' to: 'ABC'.
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self assert: parser parse: 'abC' to: 'abC'.
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self assert: parser parse: 'AbC' to: 'AbC'.
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0
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self assert: parser fail: 'ab'.
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self assert: parser fail: 'abd'
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!
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testMax
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| parser |
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parser := $a asParser max: 2.
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self assert: parser min = 0.
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self assert: parser max = 2.
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self assert: parser parse: '' to: #().
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self assert: parser parse: 'a' to: #($a).
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self assert: parser parse: 'aa' to: #($a $a).
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self assert: parser parse: 'aaa' to: #($a $a) end: 2.
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self assert: parser parse: 'aaaa' to: #($a $a) end: 2.
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0
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self assert: (parser printString endsWith: '[0, 2]')
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!
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191
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testMaxGreedy
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| parser |
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parser := #word asParser max: 2 greedy: #digit asParser.
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self assert: parser fail: ''.
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self assert: parser fail: 'abc'.
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self assert: parser parse: '1' to: #() end: 0.
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self assert: parser parse: 'a1' to: #($a) end: 1.
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self assert: parser parse: 'ab1' to: #($a $b) end: 2.
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self assert: parser fail: 'abc1'.
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self assert: parser parse: '12' to: #($1) end: 1.
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self assert: parser parse: 'a12' to: #($a $1) end: 2.
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self assert: parser parse: 'ab12' to: #($a $b) end: 2.
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self assert: parser fail: 'abc12'.
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self assert: parser parse: '123' to: #($1 $2) end: 2.
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self assert: parser parse: 'a123' to: #($a $1) end: 2.
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self assert: parser parse: 'ab123' to: #($a $b) end: 2.
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self assert: parser fail: 'abc123'
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!
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testMaxLazy
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| parser |
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parser := #word asParser max: 2 lazy: #digit asParser.
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self assert: parser fail: ''.
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self assert: parser fail: 'abc'.
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self assert: parser parse: '1' to: #() end: 0.
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self assert: parser parse: 'a1' to: #($a) end: 1.
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self assert: parser parse: 'ab1' to: #($a $b) end: 2.
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self assert: parser fail: 'abc1'.
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self assert: parser parse: '12' to: #() end: 0.
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self assert: parser parse: 'a12' to: #($a) end: 1.
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self assert: parser parse: 'ab12' to: #($a $b) end: 2.
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self assert: parser fail: 'abc12'.
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self assert: parser parse: '123' to: #() end: 0.
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self assert: parser parse: 'a123' to: #($a) end: 1.
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self assert: parser parse: 'ab123' to: #($a $b) end: 2.
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self assert: parser fail: 'abc123'
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!
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0
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testMemoized
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| count parser twice |
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count := 0.
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parser := [ :s | count := count + 1. s next ] asParser memoized.
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twice := parser and , parser.
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count := 0.
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self assert: parser parse: 'a' to: $a.
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self assert: count = 1.
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count := 0.
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self assert: twice parse: 'a' to: #($a $a).
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self assert: count = 1.
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self assert: parser memoized = parser
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!
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testMin
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| parser |
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parser := $a asParser min: 2.
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self assert: parser min = 2.
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self assert: parser max > parser min.
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0
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self assert: parser fail: ''.
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self assert: parser fail: 'a'.
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self assert: parser parse: 'aa' to: #($a $a).
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self assert: parser parse: 'aaa' to: #($a $a $a).
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self assert: parser parse: 'aaaa' to: #($a $a $a $a).
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0
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self assert: (parser printString endsWith: '[2, *]')
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!
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191
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testMinGreedy
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| parser |
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parser := #word asParser min: 2 greedy: #digit asParser.
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self assert: parser fail: ''.
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self assert: parser fail: 'abcde'.
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self assert: parser fail: '1'.
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self assert: parser fail: 'a1'.
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self assert: parser parse: 'ab1' to: #($a $b) end: 2.
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self assert: parser parse: 'abc1' to: #($a $b $c) end: 3.
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self assert: parser parse: 'abcd1' to: #($a $b $c $d) end: 4.
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self assert: parser parse: 'abcde1' to: #($a $b $c $d $e) end: 5.
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self assert: parser fail: '12'.
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self assert: parser parse: 'a12' to: #($a $1) end: 2.
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self assert: parser parse: 'ab12' to: #($a $b $1) end: 3.
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self assert: parser parse: 'abc12' to: #($a $b $c $1) end: 4.
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self assert: parser parse: 'abcd12' to: #($a $b $c $d $1) end: 5.
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self assert: parser parse: 'abcde12' to: #($a $b $c $d $e $1) end: 6.
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self assert: parser parse: '123' to: #($1 $2) end: 2.
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self assert: parser parse: 'a123' to: #($a $1 $2) end: 3.
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self assert: parser parse: 'ab123' to: #($a $b $1 $2) end: 4.
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self assert: parser parse: 'abc123' to: #($a $b $c $1 $2) end: 5.
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self assert: parser parse: 'abcd123' to: #($a $b $c $d $1 $2) end: 6.
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self assert: parser parse: 'abcde123' to: #($a $b $c $d $e $1 $2) end: 7.
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self assert: parser parse: '1234' to: #($1 $2 $3) end: 3.
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self assert: parser parse: 'a1234' to: #($a $1 $2 $3) end: 4.
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self assert: parser parse: 'ab1234' to: #($a $b $1 $2 $3) end: 5.
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self assert: parser parse: 'abc1234' to: #($a $b $c $1 $2 $3) end: 6.
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self assert: parser parse: 'abcd1234' to: #($a $b $c $d $1 $2 $3) end: 7.
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self assert: parser parse: 'abcde1234' to: #($a $b $c $d $e $1 $2 $3) end: 8
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!
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316 |
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testMinLazy
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| parser |
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parser := #word asParser min: 2 lazy: #digit asParser.
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320 |
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self assert: parser fail: ''.
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self assert: parser fail: 'abcde'.
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323 |
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self assert: parser fail: '1'.
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325 |
self assert: parser fail: 'a1'.
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self assert: parser parse: 'ab1' to: #($a $b) end: 2.
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self assert: parser parse: 'abc1' to: #($a $b $c) end: 3.
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328 |
self assert: parser parse: 'abcd1' to: #($a $b $c $d) end: 4.
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329 |
self assert: parser parse: 'abcde1' to: #($a $b $c $d $e) end: 5.
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330 |
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self assert: parser fail: '12'.
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self assert: parser parse: 'a12' to: #($a $1) end: 2.
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self assert: parser parse: 'ab12' to: #($a $b) end: 2.
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334 |
self assert: parser parse: 'abc12' to: #($a $b $c) end: 3.
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335 |
self assert: parser parse: 'abcd12' to: #($a $b $c $d) end: 4.
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336 |
self assert: parser parse: 'abcde12' to: #($a $b $c $d $e) end: 5.
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337 |
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338 |
self assert: parser parse: '123' to: #($1 $2) end: 2.
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339 |
self assert: parser parse: 'a123' to: #($a $1) end: 2.
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340 |
self assert: parser parse: 'ab123' to: #($a $b) end: 2.
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341 |
self assert: parser parse: 'abc123' to: #($a $b $c) end: 3.
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342 |
self assert: parser parse: 'abcd123' to: #($a $b $c $d) end: 4.
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343 |
self assert: parser parse: 'abcde123' to: #($a $b $c $d $e) end: 5.
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344 |
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345 |
self assert: parser parse: '1234' to: #($1 $2) end: 2.
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346 |
self assert: parser parse: 'a1234' to: #($a $1) end: 2.
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347 |
self assert: parser parse: 'ab1234' to: #($a $b) end: 2.
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348 |
self assert: parser parse: 'abc1234' to: #($a $b $c) end: 3.
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349 |
self assert: parser parse: 'abcd1234' to: #($a $b $c $d) end: 4.
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350 |
self assert: parser parse: 'abcde1234' to: #($a $b $c $d $e) end: 5
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351 |
!
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352 |
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0
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testMinMax
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354 |
| parser |
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355 |
parser := $a asParser min: 2 max: 4.
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self assert: parser min = 2.
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357 |
self assert: parser max = 4.
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33
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358 |
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0
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359 |
self assert: parser fail: ''.
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360 |
self assert: parser fail: 'a'.
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361 |
self assert: parser parse: 'aa' to: #($a $a).
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362 |
self assert: parser parse: 'aaa' to: #($a $a $a).
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363 |
self assert: parser parse: 'aaaa' to: #($a $a $a $a).
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364 |
self assert: parser parse: 'aaaaa' to: #($a $a $a $a) end: 4.
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365 |
self assert: parser parse: 'aaaaaa' to: #($a $a $a $a) end: 4.
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33
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366 |
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0
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367 |
self assert: (parser printString endsWith: '[2, 4]')
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368 |
!
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369 |
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191
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370 |
testMinMaxGreedy
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371 |
| parser |
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|
372 |
parser := #word asParser min: 2 max: 4 greedy: #digit asParser.
|
|
373 |
|
|
374 |
self assert: parser fail: ''.
|
|
375 |
self assert: parser fail: 'abcde'.
|
|
376 |
|
|
377 |
self assert: parser fail: '1'.
|
|
378 |
self assert: parser fail: 'a1'.
|
|
379 |
self assert: parser parse: 'ab1' to: #($a $b) end: 2.
|
|
380 |
self assert: parser parse: 'abc1' to: #($a $b $c) end: 3.
|
|
381 |
self assert: parser parse: 'abcd1' to: #($a $b $c $d) end: 4.
|
|
382 |
self assert: parser fail: 'abcde1'.
|
|
383 |
|
|
384 |
self assert: parser fail: '12'.
|
|
385 |
self assert: parser parse: 'a12' to: #($a $1) end: 2.
|
|
386 |
self assert: parser parse: 'ab12' to: #($a $b $1) end: 3.
|
|
387 |
self assert: parser parse: 'abc12' to: #($a $b $c $1) end: 4.
|
|
388 |
self assert: parser parse: 'abcd12' to: #($a $b $c $d) end: 4.
|
|
389 |
self assert: parser fail: 'abcde12'.
|
|
390 |
|
|
391 |
self assert: parser parse: '123' to: #($1 $2) end: 2.
|
|
392 |
self assert: parser parse: 'a123' to: #($a $1 $2) end: 3.
|
|
393 |
self assert: parser parse: 'ab123' to: #($a $b $1 $2) end: 4.
|
|
394 |
self assert: parser parse: 'abc123' to: #($a $b $c $1) end: 4.
|
|
395 |
self assert: parser parse: 'abcd123' to: #($a $b $c $d) end: 4.
|
|
396 |
self assert: parser fail: 'abcde123'.
|
|
397 |
|
|
398 |
self assert: parser parse: '1234' to: #($1 $2 $3) end: 3.
|
|
399 |
self assert: parser parse: 'a1234' to: #($a $1 $2 $3) end: 4.
|
|
400 |
self assert: parser parse: 'ab1234' to: #($a $b $1 $2) end: 4.
|
|
401 |
self assert: parser parse: 'abc1234' to: #($a $b $c $1) end: 4.
|
|
402 |
self assert: parser parse: 'abcd1234' to: #($a $b $c $d) end: 4.
|
|
403 |
self assert: parser fail: 'abcde1234'
|
|
404 |
!
|
|
405 |
|
|
406 |
testMinMaxLazy
|
|
407 |
| parser |
|
|
408 |
parser := #word asParser min: 2 max: 4 lazy: #digit asParser.
|
|
409 |
|
|
410 |
self assert: parser fail: ''.
|
|
411 |
self assert: parser fail: 'abcde'.
|
|
412 |
|
|
413 |
self assert: parser fail: '1'.
|
|
414 |
self assert: parser fail: 'a1'.
|
|
415 |
self assert: parser parse: 'ab1' to: #($a $b) end: 2.
|
|
416 |
self assert: parser parse: 'abc1' to: #($a $b $c) end: 3.
|
|
417 |
self assert: parser parse: 'abcd1' to: #($a $b $c $d) end: 4.
|
|
418 |
self assert: parser fail: 'abcde1'.
|
|
419 |
|
|
420 |
self assert: parser fail: '12'.
|
|
421 |
self assert: parser parse: 'a12' to: #($a $1) end: 2.
|
|
422 |
self assert: parser parse: 'ab12' to: #($a $b) end: 2.
|
|
423 |
self assert: parser parse: 'abc12' to: #($a $b $c) end: 3.
|
|
424 |
self assert: parser parse: 'abcd12' to: #($a $b $c $d) end: 4.
|
|
425 |
self assert: parser fail: 'abcde12'.
|
|
426 |
|
|
427 |
self assert: parser parse: '123' to: #($1 $2) end: 2.
|
|
428 |
self assert: parser parse: 'a123' to: #($a $1) end: 2.
|
|
429 |
self assert: parser parse: 'ab123' to: #($a $b) end: 2.
|
|
430 |
self assert: parser parse: 'abc123' to: #($a $b $c) end: 3.
|
|
431 |
self assert: parser parse: 'abcd123' to: #($a $b $c $d) end: 4.
|
|
432 |
self assert: parser fail: 'abcde123'.
|
|
433 |
|
|
434 |
self assert: parser parse: '1234' to: #($1 $2) end: 2.
|
|
435 |
self assert: parser parse: 'a1234' to: #($a $1) end: 2.
|
|
436 |
self assert: parser parse: 'ab1234' to: #($a $b) end: 2.
|
|
437 |
self assert: parser parse: 'abc1234' to: #($a $b $c) end: 3.
|
|
438 |
self assert: parser parse: 'abcd1234' to: #($a $b $c $d) end: 4.
|
|
439 |
self assert: parser fail: 'abcde1234'
|
|
440 |
!
|
|
441 |
|
0
|
442 |
testNegate
|
|
443 |
| parser |
|
|
444 |
parser := 'foo' asParser negate.
|
33
|
445 |
|
0
|
446 |
self assert: parser parse: 'f' to: $f end: 1.
|
|
447 |
self assert: parser parse: 'fo' to: $f end: 1.
|
|
448 |
self assert: parser parse: 'fob' to: $f end: 1.
|
|
449 |
self assert: parser parse: 'ffoo' to: $f end: 1.
|
33
|
450 |
|
0
|
451 |
self assert: parser fail: ''.
|
|
452 |
self assert: parser fail: 'foo'
|
|
453 |
!
|
|
454 |
|
|
455 |
testNot
|
|
456 |
| parser |
|
|
457 |
parser := 'foo' asParser flatten , 'bar' asParser flatten not.
|
33
|
458 |
|
0
|
459 |
self assert: parser parse: 'foobaz' to: #('foo' nil) end: 3.
|
|
460 |
self assert: parser fail: 'foobar'
|
|
461 |
!
|
|
462 |
|
|
463 |
testOptional
|
|
464 |
| parser |
|
|
465 |
parser := $a asParser optional.
|
33
|
466 |
|
0
|
467 |
self assert: parser parse: '' to: nil.
|
|
468 |
self assert: parser parse: 'a' to: $a.
|
33
|
469 |
|
0
|
470 |
self assert: parser parse: 'aa' to: $a end: 1.
|
|
471 |
self assert: parser parse: 'ab' to: $a end: 1.
|
|
472 |
self assert: parser parse: 'b' to: nil end: 0.
|
|
473 |
self assert: parser parse: 'bb' to: nil end: 0.
|
|
474 |
self assert: parser parse: 'ba' to: nil end: 0
|
|
475 |
!
|
|
476 |
|
|
477 |
testPluggable
|
|
478 |
| block parser |
|
|
479 |
block := [ :stream | stream position ].
|
|
480 |
parser := block asParser.
|
|
481 |
self assert: parser block = block
|
|
482 |
!
|
|
483 |
|
|
484 |
testPlus
|
|
485 |
| parser |
|
|
486 |
parser := $a asParser plus.
|
191
|
487 |
|
0
|
488 |
self assert: parser min = 1.
|
|
489 |
self assert: parser max > parser min.
|
33
|
490 |
|
0
|
491 |
self assert: parser parse: 'a' to: #($a).
|
|
492 |
self assert: parser parse: 'aa' to: #($a $a).
|
|
493 |
self assert: parser parse: 'aaa' to: #($a $a $a).
|
33
|
494 |
|
0
|
495 |
self assert: parser parse: 'ab' to: #($a) end: 1.
|
|
496 |
self assert: parser parse: 'aab' to: #($a $a) end: 2.
|
|
497 |
self assert: parser parse: 'aaab' to: #($a $a $a) end: 3.
|
33
|
498 |
|
0
|
499 |
self assert: parser fail: ''.
|
|
500 |
self assert: parser fail: 'b'.
|
|
501 |
self assert: parser fail: 'ba'
|
|
502 |
!
|
|
503 |
|
|
504 |
testPlusGreedy
|
191
|
505 |
| limit parser |
|
|
506 |
limit := #digit asParser.
|
|
507 |
parser := #word asParser plusGreedy: limit.
|
|
508 |
|
|
509 |
self assert: parser min = 1.
|
|
510 |
self assert: parser max > parser min.
|
|
511 |
self assert: parser limit = limit.
|
|
512 |
self assert: parser children size = 2.
|
|
513 |
self assert: parser children last = limit.
|
0
|
514 |
|
|
515 |
self assert: parser fail: ''.
|
|
516 |
self assert: parser fail: '1'.
|
|
517 |
self assert: parser fail: 'a'.
|
|
518 |
self assert: parser fail: 'ab'.
|
|
519 |
|
|
520 |
self assert: parser parse: 'a1' to: #($a) end: 1.
|
|
521 |
self assert: parser parse: 'ab1' to: #($a $b) end: 2.
|
|
522 |
self assert: parser parse: 'abc1' to: #($a $b $c) end: 3.
|
|
523 |
self assert: parser parse: 'a12' to: #($a $1) end: 2.
|
|
524 |
self assert: parser parse: 'ab12' to: #($a $b $1) end: 3.
|
|
525 |
self assert: parser parse: 'abc12' to: #($a $b $c $1) end: 4.
|
|
526 |
self assert: parser parse: 'a123' to: #($a $1 $2) end: 3.
|
|
527 |
self assert: parser parse: 'ab123' to: #($a $b $1 $2) end: 4.
|
|
528 |
self assert: parser parse: 'abc123' to: #($a $b $c $1 $2) end: 5.
|
|
529 |
!
|
|
530 |
|
|
531 |
testPlusLazy
|
191
|
532 |
| limit parser |
|
|
533 |
limit := #digit asParser.
|
|
534 |
parser := #word asParser plusLazy: limit.
|
|
535 |
|
|
536 |
self assert: parser min = 1.
|
|
537 |
self assert: parser max > parser min.
|
|
538 |
self assert: parser limit = limit.
|
|
539 |
self assert: parser children size = 2.
|
|
540 |
self assert: parser children last = limit.
|
0
|
541 |
|
|
542 |
self assert: parser fail: ''.
|
|
543 |
self assert: parser fail: '1'.
|
|
544 |
self assert: parser fail: 'a'.
|
|
545 |
self assert: parser fail: 'ab'.
|
|
546 |
|
|
547 |
self assert: parser parse: 'a1' to: #($a) end: 1.
|
|
548 |
self assert: parser parse: 'ab1' to: #($a $b) end: 2.
|
|
549 |
self assert: parser parse: 'abc1' to: #($a $b $c) end: 3.
|
|
550 |
self assert: parser parse: 'a12' to: #($a) end: 1.
|
|
551 |
self assert: parser parse: 'ab12' to: #($a $b) end: 2.
|
|
552 |
self assert: parser parse: 'abc12' to: #($a $b $c) end: 3.
|
|
553 |
self assert: parser parse: 'a123' to: #($a) end: 1.
|
|
554 |
self assert: parser parse: 'ab123' to: #($a $b) end: 2.
|
|
555 |
self assert: parser parse: 'abc123' to: #($a $b $c) end: 3
|
|
556 |
!
|
|
557 |
|
|
558 |
testSeparatedBy
|
|
559 |
| parser |
|
|
560 |
parser := $a asParser separatedBy: $b asParser.
|
33
|
561 |
|
0
|
562 |
self assert: parser parse: 'a' to: #($a).
|
|
563 |
self assert: parser parse: 'aba' to: #($a $b $a).
|
|
564 |
self assert: parser parse: 'ababa' to: #($a $b $a $b $a).
|
33
|
565 |
|
0
|
566 |
self assert: parser parse: 'ab' to: #($a) end: 1.
|
|
567 |
self assert: parser parse: 'abab' to: #($a $b $a) end: 3.
|
|
568 |
self assert: parser parse: 'ac' to: #($a) end: 1.
|
|
569 |
self assert: parser parse: 'abac' to: #($a $b $a) end: 3.
|
33
|
570 |
|
0
|
571 |
self assert: parser fail: ''.
|
|
572 |
self assert: parser fail: 'c'
|
|
573 |
!
|
|
574 |
|
191
|
575 |
testSeparatedByWithoutSeparators
|
|
576 |
| parser |
|
|
577 |
parser := ($a asParser separatedBy: $b asParser)
|
|
578 |
withoutSeparators.
|
|
579 |
|
|
580 |
self assert: parser parse: 'a' to: #($a).
|
|
581 |
self assert: parser parse: 'aba' to: #($a $a).
|
|
582 |
self assert: parser parse: 'ababa' to: #($a $a $a).
|
|
583 |
|
|
584 |
self assert: parser parse: 'ab' to: #($a) end: 1.
|
|
585 |
self assert: parser parse: 'abab' to: #($a $a) end: 3.
|
|
586 |
self assert: parser parse: 'ac' to: #($a) end: 1.
|
|
587 |
self assert: parser parse: 'abac' to: #($a $a) end: 3.
|
|
588 |
|
|
589 |
self assert: parser fail: ''.
|
|
590 |
self assert: parser fail: 'c'
|
|
591 |
!
|
|
592 |
|
0
|
593 |
testSequence
|
|
594 |
| parser |
|
|
595 |
parser := $a asParser , $b asParser.
|
33
|
596 |
|
0
|
597 |
self assert: parser parse: 'ab' to: #($a $b).
|
33
|
598 |
|
0
|
599 |
self assert: parser parse: 'aba' to: #($a $b) end: 2.
|
|
600 |
self assert: parser parse: 'abb' to: #($a $b) end: 2.
|
33
|
601 |
|
0
|
602 |
self assert: parser fail: ''.
|
|
603 |
self assert: parser fail: 'a'.
|
|
604 |
self assert: parser fail: 'aa'.
|
|
605 |
self assert: parser fail: 'ba'.
|
|
606 |
self assert: parser fail: 'bab'
|
|
607 |
!
|
|
608 |
|
|
609 |
testStar
|
|
610 |
| parser |
|
|
611 |
parser := $a asParser star.
|
191
|
612 |
|
0
|
613 |
self assert: parser min = 0.
|
|
614 |
self assert: parser max > parser min.
|
33
|
615 |
|
0
|
616 |
self assert: parser parse: '' to: #().
|
|
617 |
self assert: parser parse: 'a' to: #($a).
|
|
618 |
self assert: parser parse: 'aa' to: #($a $a).
|
|
619 |
self assert: parser parse: 'aaa' to: #($a $a $a).
|
33
|
620 |
|
0
|
621 |
self assert: parser parse: 'b' to: #() end: 0.
|
|
622 |
self assert: parser parse: 'ab' to: #($a) end: 1.
|
|
623 |
self assert: parser parse: 'aab' to: #($a $a) end: 2.
|
|
624 |
self assert: parser parse: 'aaab' to: #($a $a $a) end: 3
|
|
625 |
!
|
|
626 |
|
|
627 |
testStarGreedy
|
191
|
628 |
| limit parser |
|
|
629 |
limit := #digit asParser.
|
|
630 |
parser := #word asParser starGreedy: limit.
|
|
631 |
|
|
632 |
self assert: parser min = 0.
|
|
633 |
self assert: parser max > parser min.
|
|
634 |
self assert: parser limit = limit.
|
|
635 |
self assert: parser children size = 2.
|
|
636 |
self assert: parser children last = limit.
|
0
|
637 |
|
|
638 |
self assert: parser fail: ''.
|
|
639 |
self assert: parser fail: 'a'.
|
|
640 |
self assert: parser fail: 'ab'.
|
|
641 |
|
|
642 |
self assert: parser parse: '1' to: #() end: 0.
|
|
643 |
self assert: parser parse: 'a1' to: #($a) end: 1.
|
|
644 |
self assert: parser parse: 'ab1' to: #($a $b) end: 2.
|
|
645 |
self assert: parser parse: 'abc1' to: #($a $b $c) end: 3.
|
|
646 |
self assert: parser parse: '12' to: #($1) end: 1.
|
|
647 |
self assert: parser parse: 'a12' to: #($a $1) end: 2.
|
|
648 |
self assert: parser parse: 'ab12' to: #($a $b $1) end: 3.
|
|
649 |
self assert: parser parse: 'abc12' to: #($a $b $c $1) end: 4.
|
|
650 |
self assert: parser parse: '123' to: #($1 $2) end: 2.
|
|
651 |
self assert: parser parse: 'a123' to: #($a $1 $2) end: 3.
|
|
652 |
self assert: parser parse: 'ab123' to: #($a $b $1 $2) end: 4.
|
|
653 |
self assert: parser parse: 'abc123' to: #($a $b $c $1 $2) end: 5
|
|
654 |
!
|
|
655 |
|
|
656 |
testStarLazy
|
191
|
657 |
| limit parser |
|
|
658 |
limit := #digit asParser.
|
|
659 |
parser := #word asParser starLazy: limit.
|
|
660 |
|
|
661 |
self assert: parser min = 0.
|
|
662 |
self assert: parser max > parser min.
|
|
663 |
self assert: parser limit = limit.
|
|
664 |
self assert: parser children size = 2.
|
|
665 |
self assert: parser children last = limit.
|
0
|
666 |
|
|
667 |
self assert: parser fail: ''.
|
|
668 |
self assert: parser fail: 'a'.
|
|
669 |
self assert: parser fail: 'ab'.
|
|
670 |
|
|
671 |
self assert: parser parse: '1' to: #() end: 0.
|
|
672 |
self assert: parser parse: 'a1' to: #($a) end: 1.
|
|
673 |
self assert: parser parse: 'ab1' to: #($a $b) end: 2.
|
|
674 |
self assert: parser parse: 'abc1' to: #($a $b $c) end: 3.
|
|
675 |
self assert: parser parse: '12' to: #() end: 0.
|
|
676 |
self assert: parser parse: 'a12' to: #($a) end: 1.
|
|
677 |
self assert: parser parse: 'ab12' to: #($a $b) end: 2.
|
|
678 |
self assert: parser parse: 'abc12' to: #($a $b $c) end: 3.
|
|
679 |
self assert: parser parse: '123' to: #() end: 0.
|
|
680 |
self assert: parser parse: 'a123' to: #($a) end: 1.
|
|
681 |
self assert: parser parse: 'ab123' to: #($a $b) end: 2.
|
|
682 |
self assert: parser parse: 'abc123' to: #($a $b $c) end: 3
|
|
683 |
!
|
|
684 |
|
|
685 |
testTimes
|
|
686 |
| parser |
|
|
687 |
parser := $a asParser times: 2.
|
33
|
688 |
|
0
|
689 |
self assert: parser fail: ''.
|
|
690 |
self assert: parser fail: 'a'.
|
|
691 |
self assert: parser parse: 'aa' to: #($a $a).
|
|
692 |
self assert: parser parse: 'aaa' to: #($a $a) end: 2
|
|
693 |
!
|
|
694 |
|
|
695 |
testUnresolved
|
|
696 |
| parser |
|
|
697 |
parser := PPUnresolvedParser new.
|
33
|
698 |
|
0
|
699 |
self assert: parser isUnresolved.
|
|
700 |
self should: [ parser parse: '' ] raise: Error.
|
|
701 |
self should: [ parser parse: 'a' ] raise: Error.
|
|
702 |
self should: [ parser parse: 'ab' ] raise: Error.
|
33
|
703 |
|
0
|
704 |
parser := nil asParser.
|
|
705 |
self deny: parser isUnresolved
|
|
706 |
!
|
|
707 |
|
|
708 |
testWrapped
|
|
709 |
| parser |
|
|
710 |
parser := $a asParser wrapped.
|
33
|
711 |
|
0
|
712 |
self assert: parser parse: 'a' to: $a.
|
|
713 |
self assert: parser fail: 'b'.
|
33
|
714 |
|
0
|
715 |
parser := (($a asParser , $b asParser ) wrapped , $c asParser).
|
|
716 |
self assert: parser parse: 'abc' to: #(#($a $b) $c)
|
|
717 |
!
|
|
718 |
|
|
719 |
testXor
|
|
720 |
| parser |
|
|
721 |
parser := ($a asParser / $b asParser)
|
|
722 |
| ($b asParser / $c asParser).
|
33
|
723 |
|
0
|
724 |
self assert: parser parse: 'a' to: $a.
|
|
725 |
self assert: parser parse: 'c' to: $c.
|
33
|
726 |
|
0
|
727 |
self assert: parser fail: ''.
|
|
728 |
self assert: parser fail: 'b'.
|
|
729 |
self assert: parser fail: 'd'.
|
33
|
730 |
|
0
|
731 |
" truly symmetric "
|
|
732 |
parser := ($b asParser / $c asParser)
|
|
733 |
| ($a asParser / $b asParser).
|
33
|
734 |
|
0
|
735 |
self assert: parser parse: 'a' to: $a.
|
|
736 |
self assert: parser parse: 'c' to: $c.
|
33
|
737 |
|
0
|
738 |
self assert: parser fail: ''.
|
|
739 |
self assert: parser fail: 'b'.
|
|
740 |
self assert: parser fail: 'd'
|
|
741 |
! !
|
|
742 |
|
|
743 |
!PPParserTest methodsFor:'testing-accessing'!
|
|
744 |
|
|
745 |
testNamed
|
|
746 |
| parser |
|
|
747 |
parser := PPSequenceParser new.
|
|
748 |
self assert: parser name isNil.
|
33
|
749 |
|
0
|
750 |
parser := PPChoiceParser named: 'choice'.
|
|
751 |
self assert: parser name = 'choice'.
|
33
|
752 |
|
0
|
753 |
parser := $* asParser name: 'star'.
|
|
754 |
self assert: parser name = 'star'
|
|
755 |
!
|
|
756 |
|
|
757 |
testPrint
|
191
|
758 |
| parser |
|
|
759 |
parser := PPParser new.
|
|
760 |
self assert: (parser printString findString: 'PPParser') > 0.
|
|
761 |
|
|
762 |
parser := PPParser named: 'choice'.
|
|
763 |
self assert: (parser printString findString: 'PPParser(choice') > 0.
|
|
764 |
|
|
765 |
parser := PPLiteralObjectParser on: $a.
|
|
766 |
self assert: (parser printString findString: '$a') > 0.
|
|
767 |
|
|
768 |
parser := PPFailingParser message: 'error'.
|
|
769 |
self assert: (parser printString findString: 'error') > 0.
|
|
770 |
|
|
771 |
parser := PPPredicateObjectParser on: [ :c | true ] message: 'error'.
|
|
772 |
self assert: (parser printString findString: 'error') > 0
|
0
|
773 |
! !
|
|
774 |
|
|
775 |
!PPParserTest methodsFor:'testing-fixtures'!
|
|
776 |
|
|
777 |
testSideEffectChoice
|
|
778 |
"Adding another element to a choice should create a copy, otherwise we get unwanted side-effects."
|
|
779 |
|
|
780 |
| p1 p2 p3 |
|
|
781 |
p1 := $a asParser.
|
|
782 |
p2 := p1 / $b asParser.
|
|
783 |
p3 := p1 / $c asParser.
|
33
|
784 |
|
0
|
785 |
self assert: p1 parse: 'a'.
|
|
786 |
self assert: p1 fail: 'b'.
|
|
787 |
self assert: p1 fail: 'c'.
|
33
|
788 |
|
0
|
789 |
self assert: p2 parse: 'a'.
|
|
790 |
self assert: p2 parse: 'b'.
|
|
791 |
self assert: p2 fail: 'c'.
|
33
|
792 |
|
0
|
793 |
self assert: p3 parse: 'a'.
|
|
794 |
self assert: p3 fail: 'b'.
|
|
795 |
self assert: p3 parse: 'c'
|
|
796 |
!
|
|
797 |
|
|
798 |
testSideEffectListCopy
|
|
799 |
| old new |
|
|
800 |
old := $a asParser , $b asParser.
|
|
801 |
new := old copy.
|
33
|
802 |
|
0
|
803 |
self deny: old == new.
|
|
804 |
self deny: old children == new children.
|
|
805 |
self assert: old children first == new children first.
|
|
806 |
self assert: old children last == new children last
|
|
807 |
!
|
|
808 |
|
|
809 |
testSideEffectSequence
|
|
810 |
"Adding another element to a sequence should create a copy, otherwise we get unwanted side-effects."
|
|
811 |
|
|
812 |
| p1 p2 p3 |
|
|
813 |
p1 := $a asParser.
|
|
814 |
p2 := p1 , $b asParser.
|
|
815 |
p3 := p1 , $c asParser.
|
33
|
816 |
|
|
817 |
self assert: p1 parse: 'a'.
|
0
|
818 |
self assert: p1 parse: 'ab' end: 1.
|
|
819 |
self assert: p1 parse: 'ac' end: 1.
|
33
|
820 |
|
|
821 |
self assert: p2 fail: 'a'.
|
0
|
822 |
self assert: p2 parse: 'ab'.
|
|
823 |
self assert: p2 fail: 'ac'.
|
|
824 |
|
33
|
825 |
self assert: p3 fail: 'a'.
|
0
|
826 |
self assert: p3 fail: 'ab'.
|
|
827 |
self assert: p3 parse: 'ac'
|
|
828 |
! !
|
|
829 |
|
191
|
830 |
!PPParserTest methodsFor:'testing-mapping'!
|
|
831 |
|
|
832 |
testAction
|
|
833 |
| block parser |
|
|
834 |
block := [ :char | char asUppercase ].
|
|
835 |
parser := #any asParser ==> block.
|
|
836 |
self assert: parser block = block.
|
|
837 |
|
|
838 |
self assert: parser parse: 'a' to: $A.
|
|
839 |
self assert: parser parse: 'b' to: $B
|
|
840 |
!
|
|
841 |
|
|
842 |
testAnswer
|
|
843 |
| parser |
|
|
844 |
parser := $a asParser answer: $b.
|
|
845 |
|
|
846 |
self assert: parser parse: 'a' to: $b.
|
|
847 |
|
|
848 |
self assert: parser fail: ''.
|
|
849 |
self assert: parser fail: 'b'
|
|
850 |
!
|
|
851 |
|
|
852 |
testFlatten
|
|
853 |
| parser |
|
|
854 |
parser := $a asParser flatten.
|
|
855 |
|
|
856 |
self assert: parser parse: 'a' to: 'a'.
|
|
857 |
self assert: parser parse: #($a) to: #($a).
|
|
858 |
|
|
859 |
self assert: parser fail: ''.
|
|
860 |
self assert: parser fail: 'b'
|
|
861 |
!
|
|
862 |
|
|
863 |
testFoldLeft2
|
|
864 |
| parser |
|
|
865 |
parser := #any asParser star
|
|
866 |
foldLeft: [ :a :b | Array with: a with: b ].
|
|
867 |
|
|
868 |
self assert: parser parse: #(a) to: #a.
|
|
869 |
self assert: parser parse: #(a b) to: #(a b).
|
|
870 |
self assert: parser parse: #(a b c) to: #((a b) c).
|
|
871 |
self assert: parser parse: #(a b c d) to: #(((a b) c) d).
|
|
872 |
self assert: parser parse: #(a b c d e) to: #((((a b) c) d) e)
|
|
873 |
!
|
|
874 |
|
|
875 |
testFoldLeft3
|
|
876 |
| parser |
|
|
877 |
parser := #any asParser star
|
|
878 |
foldLeft: [ :a :b :c | Array with: a with: b with: c ].
|
|
879 |
|
|
880 |
self assert: parser parse: #(a) to: #a.
|
|
881 |
self assert: parser parse: #(a b c) to: #(a b c).
|
|
882 |
self assert: parser parse: #(a b c d e) to: #((a b c) d e)
|
|
883 |
!
|
|
884 |
|
|
885 |
testFoldRight2
|
|
886 |
| parser |
|
|
887 |
parser := #any asParser star
|
|
888 |
foldRight: [ :a :b | Array with: a with: b ].
|
|
889 |
|
|
890 |
self assert: parser parse: #(a) to: #a.
|
|
891 |
self assert: parser parse: #(a b) to: #(a b).
|
|
892 |
self assert: parser parse: #(a b c) to: #(a (b c)).
|
|
893 |
self assert: parser parse: #(a b c d) to: #(a (b (c d))).
|
|
894 |
self assert: parser parse: #(a b c d e) to: #(a (b (c (d e))))
|
|
895 |
!
|
|
896 |
|
|
897 |
testFoldRight3
|
|
898 |
| parser |
|
|
899 |
parser := #any asParser star
|
|
900 |
foldRight: [ :a :b :c | Array with: a with: b with: c ].
|
|
901 |
|
|
902 |
self assert: parser parse: #(a) to: #a.
|
|
903 |
self assert: parser parse: #(a b c) to: #(a b c).
|
|
904 |
self assert: parser parse: #(a b c d e) to: #(a b (c d e))
|
|
905 |
!
|
|
906 |
|
|
907 |
testMap1
|
|
908 |
| parser |
|
|
909 |
parser := #any asParser
|
|
910 |
map: [ :a | Array with: a ].
|
|
911 |
|
|
912 |
self assert: parser parse: #(a) to: #(a)
|
|
913 |
!
|
|
914 |
|
|
915 |
testMap2
|
|
916 |
| parser |
|
|
917 |
parser := (#any asParser , #any asParser)
|
|
918 |
map: [ :a :b | Array with: b with: a ].
|
|
919 |
|
|
920 |
self assert: parser parse: #(a b) to: #(b a)
|
|
921 |
!
|
|
922 |
|
|
923 |
testMap3
|
|
924 |
| parser |
|
|
925 |
parser := (#any asParser , #any asParser , #any asParser)
|
|
926 |
map: [ :a :b :c | Array with: c with: b with: a ].
|
|
927 |
|
|
928 |
self assert: parser parse: #(a b c) to: #(c b a)
|
|
929 |
!
|
|
930 |
|
|
931 |
testMapFail1
|
|
932 |
self
|
|
933 |
should: [ #any asParser map: [ ] ]
|
|
934 |
raise: Error.
|
|
935 |
self
|
|
936 |
should: [ #any asParser map: [ :a :b | ] ]
|
|
937 |
raise: Error
|
|
938 |
!
|
|
939 |
|
|
940 |
testMapFail2
|
|
941 |
self
|
|
942 |
should: [ (#any asParser , #any asParser) map: [ :a | ] ]
|
|
943 |
raise: Error.
|
|
944 |
self
|
|
945 |
should: [ (#any asParser , #any asParser) map: [ :a :b :c | ] ]
|
|
946 |
raise: Error
|
|
947 |
!
|
|
948 |
|
|
949 |
testPermutation
|
|
950 |
| parser |
|
|
951 |
parser := #any asParser , #any asParser , #any asParser.
|
|
952 |
|
|
953 |
self assert: (parser permutation: #()) parse: '123' to: #().
|
|
954 |
self assert: (parser permutation: #(1)) parse: '123' to: #($1).
|
|
955 |
self assert: (parser permutation: #(1 3)) parse: '123' to: #($1 $3).
|
|
956 |
self assert: (parser permutation: #(3 1)) parse: '123' to: #($3 $1).
|
|
957 |
self assert: (parser permutation: #(2 2)) parse: '123' to: #($2 $2).
|
|
958 |
self assert: (parser permutation: #(3 2 1)) parse: '123' to: #($3 $2 $1).
|
|
959 |
|
|
960 |
self should: [ parser permutation: #(0) ] raise: Error.
|
|
961 |
self should: [ parser permutation: #(4) ] raise: Error.
|
|
962 |
self should: [ parser permutation: #($2) ] raise: Error
|
|
963 |
!
|
|
964 |
|
|
965 |
testToken
|
|
966 |
| parser |
|
|
967 |
parser := $a asParser token.
|
|
968 |
self assert: parser tokenClass = PPToken.
|
|
969 |
self assert: parser parse: 'a' toToken: 1 stop: 1.
|
|
970 |
self assert: parser fail: 'b'.
|
|
971 |
self assert: parser fail: ''.
|
|
972 |
|
|
973 |
parser := $a asParser token: PPToken.
|
|
974 |
self assert: parser tokenClass = PPToken.
|
|
975 |
self assert: parser parse: 'a' toToken: 1 stop: 1.
|
|
976 |
self assert: parser fail: ''.
|
|
977 |
self assert: parser fail: 'b'
|
|
978 |
!
|
|
979 |
|
|
980 |
testTrim
|
|
981 |
| parser |
|
|
982 |
parser := $a asParser token trim.
|
|
983 |
|
|
984 |
self assert: parser parse: 'a' toToken: 1 stop: 1.
|
|
985 |
self assert: parser parse: 'a ' toToken: 1 stop: 1.
|
|
986 |
self assert: parser parse: 'a ' toToken: 1 stop: 1.
|
|
987 |
self assert: parser parse: 'a ' toToken: 1 stop: 1.
|
|
988 |
self assert: parser parse: 'a
|
|
989 |
' toToken: 1 stop: 1.
|
|
990 |
|
|
991 |
self assert: parser parse: 'a' toToken: 1 stop: 1.
|
|
992 |
self assert: parser parse: ' a' toToken: 2 stop: 2.
|
|
993 |
self assert: parser parse: ' a' toToken: 2 stop: 2.
|
|
994 |
self assert: parser parse: ' a' toToken: 5 stop: 5.
|
|
995 |
self assert: parser parse: '
|
|
996 |
a' toToken: 5 stop: 5.
|
|
997 |
|
|
998 |
self assert: parser parse: 'aa' toToken: 1 stop: 1 end: 1.
|
|
999 |
self assert: parser parse: 'a a' toToken: 1 stop: 1 end: 2.
|
|
1000 |
self assert: parser parse: 'a a' toToken: 1 stop: 1 end: 3.
|
|
1001 |
|
|
1002 |
self assert: parser fail: ''.
|
|
1003 |
self assert: parser fail: 'b'
|
|
1004 |
!
|
|
1005 |
|
|
1006 |
testTrimBlanks
|
|
1007 |
| parser |
|
|
1008 |
parser := $a asParser token trimBlanks.
|
|
1009 |
|
|
1010 |
self assert: parser parse: 'a' toToken: 1 stop: 1.
|
|
1011 |
self assert: parser parse: 'a ' toToken: 1 stop: 1.
|
|
1012 |
self assert: parser parse: 'a ' toToken: 1 stop: 1.
|
|
1013 |
self assert: parser parse: 'a ' toToken: 1 stop: 1.
|
|
1014 |
|
|
1015 |
self assert: parser parse: 'a' toToken: 1 stop: 1.
|
|
1016 |
self assert: parser parse: ' a' toToken: 2 stop: 2.
|
|
1017 |
self assert: parser parse: ' a' toToken: 2 stop: 2.
|
|
1018 |
self assert: parser parse: ' a' toToken: 5 stop: 5.
|
|
1019 |
|
|
1020 |
self assert: parser parse: 'aa' toToken: 1 stop: 1 end: 1.
|
|
1021 |
self assert: parser parse: 'a a' toToken: 1 stop: 1 end: 2.
|
|
1022 |
self assert: parser parse: 'a a' toToken: 1 stop: 1 end: 3.
|
|
1023 |
|
|
1024 |
self assert: parser fail: ''.
|
|
1025 |
self assert: parser fail: '
|
|
1026 |
'.
|
|
1027 |
self assert: parser fail: '
|
|
1028 |
a'.
|
|
1029 |
self assert: parser fail: 'b'.
|
|
1030 |
!
|
|
1031 |
|
|
1032 |
testTrimCustom
|
|
1033 |
| parser |
|
|
1034 |
parser := $a asParser token trim: $b asParser.
|
|
1035 |
|
|
1036 |
self assert: parser parse: 'a' toToken: 1 stop: 1.
|
|
1037 |
self assert: parser parse: 'ab' toToken: 1 stop: 1.
|
|
1038 |
self assert: parser parse: 'abb' toToken: 1 stop: 1.
|
|
1039 |
|
|
1040 |
self assert: parser parse: 'a' toToken: 1 stop: 1.
|
|
1041 |
self assert: parser parse: 'ba' toToken: 2 stop: 2.
|
|
1042 |
self assert: parser parse: 'bba' toToken: 3 stop: 3.
|
|
1043 |
|
|
1044 |
self assert: parser parse: 'aa' toToken: 1 stop: 1 end: 1.
|
|
1045 |
self assert: parser parse: 'ab' toToken: 1 stop: 1 end: 2.
|
|
1046 |
self assert: parser parse: 'abba' toToken: 1 stop: 1 end: 3.
|
|
1047 |
|
|
1048 |
self assert: parser fail: ''.
|
|
1049 |
self assert: parser fail: 'b'
|
|
1050 |
!
|
|
1051 |
|
|
1052 |
testTrimSpaces
|
|
1053 |
| parser |
|
|
1054 |
parser := $a asParser token trimSpaces.
|
|
1055 |
|
|
1056 |
self assert: parser parse: 'a' toToken: 1 stop: 1.
|
|
1057 |
self assert: parser parse: 'a ' toToken: 1 stop: 1.
|
|
1058 |
self assert: parser parse: 'a ' toToken: 1 stop: 1.
|
|
1059 |
self assert: parser parse: 'a ' toToken: 1 stop: 1.
|
|
1060 |
self assert: parser parse: 'a
|
|
1061 |
' toToken: 1 stop: 1.
|
|
1062 |
|
|
1063 |
self assert: parser parse: 'a' toToken: 1 stop: 1.
|
|
1064 |
self assert: parser parse: ' a' toToken: 2 stop: 2.
|
|
1065 |
self assert: parser parse: ' a' toToken: 2 stop: 2.
|
|
1066 |
self assert: parser parse: ' a' toToken: 5 stop: 5.
|
|
1067 |
self assert: parser parse: '
|
|
1068 |
a' toToken: 5 stop: 5.
|
|
1069 |
|
|
1070 |
self assert: parser parse: 'aa' toToken: 1 stop: 1 end: 1.
|
|
1071 |
self assert: parser parse: 'a a' toToken: 1 stop: 1 end: 2.
|
|
1072 |
self assert: parser parse: 'a a' toToken: 1 stop: 1 end: 3.
|
|
1073 |
|
|
1074 |
self assert: parser fail: ''.
|
|
1075 |
self assert: parser fail: 'b'
|
|
1076 |
!
|
|
1077 |
|
|
1078 |
testWrapping
|
|
1079 |
| parser result |
|
|
1080 |
parser := #digit asParser plus >=> [ :stream :cc |
|
|
1081 |
Array
|
|
1082 |
with: stream position
|
|
1083 |
with: cc value
|
|
1084 |
with: stream position ].
|
|
1085 |
|
|
1086 |
self assert: parser parse: '1' to: #(0 ($1) 1).
|
|
1087 |
self assert: parser parse: '12' to: #(0 ($1 $2) 2).
|
|
1088 |
self assert: parser parse: '123' to: #(0 ($1 $2 $3) 3).
|
|
1089 |
|
|
1090 |
result := parser parse: 'a'.
|
|
1091 |
self assert: result first = 0.
|
|
1092 |
self assert: result second isPetitFailure.
|
|
1093 |
self assert: result last = 0
|
|
1094 |
! !
|
|
1095 |
|
0
|
1096 |
!PPParserTest methodsFor:'testing-properties'!
|
|
1097 |
|
|
1098 |
testHasProperty
|
|
1099 |
| parser |
|
|
1100 |
parser := PPParser new.
|
|
1101 |
self deny: (parser hasProperty: #foo).
|
|
1102 |
parser propertyAt: #foo put: 123.
|
|
1103 |
self assert: (parser hasProperty: #foo)
|
|
1104 |
!
|
|
1105 |
|
|
1106 |
testPostCopy
|
|
1107 |
| parser copy |
|
|
1108 |
parser := PPParser new.
|
|
1109 |
parser propertyAt: #foo put: true.
|
|
1110 |
copy := parser copy.
|
|
1111 |
copy propertyAt: #foo put: false.
|
|
1112 |
self assert: (parser propertyAt: #foo).
|
|
1113 |
self deny: (copy propertyAt: #foo)
|
|
1114 |
!
|
|
1115 |
|
|
1116 |
testPropertyAt
|
|
1117 |
| parser |
|
|
1118 |
parser := PPParser new.
|
|
1119 |
self should: [ parser propertyAt: #foo ] raise: Error.
|
|
1120 |
parser propertyAt: #foo put: true.
|
|
1121 |
self assert: (parser propertyAt: #foo)
|
|
1122 |
!
|
|
1123 |
|
|
1124 |
testPropertyAtIfAbsent
|
|
1125 |
| parser |
|
|
1126 |
parser := PPParser new.
|
|
1127 |
self assert: (parser propertyAt: #foo ifAbsent: [ true ]).
|
|
1128 |
parser propertyAt: #foo put: true.
|
|
1129 |
self assert: (parser propertyAt: #foo ifAbsent: [ false ])
|
|
1130 |
!
|
|
1131 |
|
|
1132 |
testPropertyAtIfAbsentPut
|
|
1133 |
| parser |
|
|
1134 |
parser := PPParser new.
|
|
1135 |
self assert: (parser propertyAt: #foo ifAbsentPut: [ true ]).
|
|
1136 |
self assert: (parser propertyAt: #foo ifAbsentPut: [ false ])
|
|
1137 |
!
|
|
1138 |
|
|
1139 |
testRemoveProperty
|
|
1140 |
| parser |
|
|
1141 |
parser := PPParser new.
|
|
1142 |
self should: [ parser removeProperty: #foo ] raise: Error.
|
|
1143 |
parser propertyAt: #foo put: true.
|
|
1144 |
self assert: (parser removeProperty: #foo)
|
|
1145 |
!
|
|
1146 |
|
|
1147 |
testRemovePropertyIfAbsent
|
|
1148 |
| parser |
|
|
1149 |
parser := PPParser new.
|
|
1150 |
self assert: (parser removeProperty: #foo ifAbsent: [ true ]).
|
|
1151 |
parser propertyAt: #foo put: true.
|
|
1152 |
self assert: (parser removeProperty: #foo ifAbsent: [ false ])
|
|
1153 |
! !
|
|
1154 |
|
|
1155 |
!PPParserTest methodsFor:'testing-utilities'!
|
|
1156 |
|
|
1157 |
testChildren
|
|
1158 |
| p1 p2 p3 |
|
|
1159 |
p1 := #lowercase asParser.
|
|
1160 |
p2 := p1 ==> #asUppercase.
|
|
1161 |
p3 := PPUnresolvedParser new.
|
|
1162 |
p3 def: p2 / p3.
|
|
1163 |
self assert: p1 children isEmpty.
|
|
1164 |
self assert: p2 children size = 1.
|
|
1165 |
self assert: p3 children size = 2
|
|
1166 |
!
|
|
1167 |
|
|
1168 |
testFailure
|
|
1169 |
| failure |
|
|
1170 |
failure := PPFailure message: 'Error' at: 3.
|
33
|
1171 |
|
0
|
1172 |
self assert: failure message = 'Error'.
|
|
1173 |
self assert: failure position = 3.
|
|
1174 |
self assert: failure isPetitFailure.
|
|
1175 |
|
|
1176 |
self deny: 4 isPetitFailure.
|
|
1177 |
self deny: 'foo' isPetitFailure
|
|
1178 |
!
|
|
1179 |
|
|
1180 |
testListConstructor
|
|
1181 |
| p1 p2 p3 |
|
|
1182 |
p1 := PPChoiceParser with: $a asParser.
|
|
1183 |
p2 := PPChoiceParser with: $a asParser with: $b asParser.
|
|
1184 |
p3 := PPChoiceParser withAll: (Array with: $a asParser with: $b asParser with: $c asParser).
|
33
|
1185 |
|
0
|
1186 |
self assert: p1 children size = 1.
|
|
1187 |
self assert: p2 children size = 2.
|
|
1188 |
self assert: p3 children size = 3
|
|
1189 |
!
|
|
1190 |
|
|
1191 |
testMatches
|
|
1192 |
| parser |
|
|
1193 |
parser := $a asParser.
|
33
|
1194 |
|
0
|
1195 |
self assert: (parser matches: 'a').
|
|
1196 |
self deny: (parser matches: 'b').
|
33
|
1197 |
|
0
|
1198 |
self assert: (parser matches: 'a' readStream).
|
|
1199 |
self deny: (parser matches: 'b' readStream)
|
|
1200 |
!
|
|
1201 |
|
|
1202 |
testMatchesIn
|
|
1203 |
| parser result |
|
|
1204 |
parser := $a asParser.
|
33
|
1205 |
|
0
|
1206 |
result := parser matchesIn: 'abba'.
|
|
1207 |
self assert: result size = 2.
|
|
1208 |
self assert: result first = $a.
|
|
1209 |
self assert: result last = $a.
|
33
|
1210 |
|
0
|
1211 |
result := parser matchesIn: 'baaah'.
|
|
1212 |
self assert: result size = 3.
|
|
1213 |
self assert: result first = $a.
|
|
1214 |
self assert: result last = $a
|
|
1215 |
!
|
|
1216 |
|
|
1217 |
testMatchesInEmpty
|
|
1218 |
"Empty matches should properly advance and match at each position and at the end."
|
|
1219 |
|
|
1220 |
| parser result |
|
|
1221 |
parser := [ :stream | stream position ] asParser.
|
33
|
1222 |
|
0
|
1223 |
result := parser matchesIn: '123'.
|
|
1224 |
self assert: result asArray = #(0 1 2 3)
|
|
1225 |
!
|
|
1226 |
|
|
1227 |
testMatchesInOverlapping
|
|
1228 |
"Matches that overlap should be properly reported."
|
|
1229 |
|
|
1230 |
| parser result |
|
|
1231 |
parser := #digit asParser , #digit asParser.
|
33
|
1232 |
|
0
|
1233 |
result := parser matchesIn: 'a123b'.
|
|
1234 |
self assert: result size = 2.
|
|
1235 |
self assert: result first = #($1 $2).
|
|
1236 |
self assert: result last = #($2 $3)
|
|
1237 |
!
|
|
1238 |
|
191
|
1239 |
testMatchesSkipIn
|
|
1240 |
| parser result |
|
|
1241 |
parser := $a asParser.
|
|
1242 |
|
|
1243 |
result := parser matchesSkipIn: 'abba'.
|
|
1244 |
self assert: result size = 2.
|
|
1245 |
self assert: result first = $a.
|
|
1246 |
self assert: result last = $a.
|
|
1247 |
|
|
1248 |
result := parser matchesSkipIn: 'baaah'.
|
|
1249 |
self assert: result size = 3.
|
|
1250 |
self assert: result first = $a.
|
|
1251 |
self assert: result last = $a
|
|
1252 |
!
|
|
1253 |
|
|
1254 |
testMatchesSkipInOverlapping
|
|
1255 |
"Matches that overlap should be properly reported."
|
|
1256 |
|
|
1257 |
| parser result |
|
|
1258 |
parser := #digit asParser , #digit asParser.
|
|
1259 |
|
|
1260 |
result := parser matchesSkipIn: 'a123b'.
|
|
1261 |
self assert: result size = 1.
|
|
1262 |
self assert: result first = #($1 $2)
|
|
1263 |
!
|
|
1264 |
|
0
|
1265 |
testMatchingRangesIn
|
|
1266 |
| input parser result |
|
191
|
1267 |
input := 'a12b3'.
|
0
|
1268 |
parser := #digit asParser plus.
|
|
1269 |
result := parser matchingRangesIn: input.
|
191
|
1270 |
result := result collect: [ :each | input copyFrom: each first to: each last ].
|
0
|
1271 |
self assert: result size = 3.
|
191
|
1272 |
self assert: result first = '12'.
|
|
1273 |
self assert: result second = '2'.
|
|
1274 |
self assert: result last = '3'
|
|
1275 |
!
|
|
1276 |
|
|
1277 |
testMatchingSkipRangesIn
|
|
1278 |
| input parser result |
|
|
1279 |
input := 'a12b3'.
|
|
1280 |
parser := #digit asParser plus.
|
|
1281 |
result := parser matchingSkipRangesIn: input.
|
|
1282 |
result := result collect: [ :each | input copyFrom: each first to: each last ].
|
|
1283 |
self assert: result size = 2.
|
|
1284 |
self assert: result first = '12'.
|
|
1285 |
self assert: result last = '3'
|
0
|
1286 |
!
|
|
1287 |
|
|
1288 |
testParse
|
191
|
1289 |
| parser result |
|
|
1290 |
parser := $a asParser.
|
|
1291 |
|
|
1292 |
self assert: (parser parse: 'a') = $a.
|
|
1293 |
self assert: (result := parser parse: 'b') isPetitFailure.
|
|
1294 |
self assert: (result message findString: '$a') > 0.
|
|
1295 |
self assert: (result message findString: 'expected') > 0.
|
|
1296 |
self assert: (result position = 0).
|
|
1297 |
|
|
1298 |
self assert: (parser parse: 'a' readStream) = $a.
|
|
1299 |
self assert: (result := parser parse: 'b' readStream) isPetitFailure.
|
|
1300 |
self assert: (result message findString: '$a') > 0.
|
|
1301 |
self assert: (result message findString: 'expected') > 0.
|
|
1302 |
self assert: (result position = 0)
|
0
|
1303 |
!
|
|
1304 |
|
|
1305 |
testParseOnError0
|
|
1306 |
| parser result seen |
|
|
1307 |
parser := $a asParser.
|
|
1308 |
|
|
1309 |
result := parser parse: 'a' onError: [ self signalFailure: 'Not supposed to report an error' ].
|
|
1310 |
self assert: result = $a.
|
|
1311 |
|
|
1312 |
result := parser parse: 'b' onError: [ seen := true ].
|
|
1313 |
self assert: result.
|
|
1314 |
self assert: seen
|
|
1315 |
!
|
|
1316 |
|
|
1317 |
testParseOnError1
|
191
|
1318 |
| parser result seen |
|
|
1319 |
parser := $a asParser.
|
0
|
1320 |
|
191
|
1321 |
result := parser parse: 'a' onError: [ self signalFailure: 'Not supposed to report an error' ].
|
|
1322 |
self assert: result = $a.
|
|
1323 |
|
|
1324 |
result := parser parse: 'b' onError: [ :failure |
|
|
1325 |
self assert: (failure position = 0).
|
|
1326 |
self assert: (failure message findString: '$a') > 0.
|
|
1327 |
self assert: (failure message findString: 'expected') > 0.
|
|
1328 |
seen := true ].
|
|
1329 |
self assert: result.
|
|
1330 |
self assert: seen
|
0
|
1331 |
!
|
|
1332 |
|
|
1333 |
testParseOnError2
|
191
|
1334 |
| parser result seen |
|
|
1335 |
parser := $a asParser.
|
|
1336 |
|
|
1337 |
result := parser parse: 'a' onError: [ self signalFailure: 'Not supposed to report an error' ].
|
|
1338 |
self assert: result = $a.
|
0
|
1339 |
|
191
|
1340 |
result := parser parse: 'b' onError: [ :msg :pos |
|
|
1341 |
self assert: (msg findString: '$a') > 0.
|
|
1342 |
self assert: (msg findString: 'expected') > 0.
|
|
1343 |
self assert: pos = 0.
|
|
1344 |
seen := true ].
|
|
1345 |
self assert: result.
|
|
1346 |
self assert: seen
|
0
|
1347 |
!
|
|
1348 |
|
|
1349 |
testParser
|
|
1350 |
| parser |
|
|
1351 |
parser := PPParser new.
|
33
|
1352 |
|
0
|
1353 |
self assert: parser isPetitParser.
|
|
1354 |
|
|
1355 |
self deny: 4 isPetitParser.
|
|
1356 |
self deny: 'foo' isPetitParser
|
|
1357 |
! !
|
|
1358 |
|
|
1359 |
!PPParserTest class methodsFor:'documentation'!
|
|
1360 |
|
33
|
1361 |
version
|
191
|
1362 |
^ '$Header: /cvs/stx/stx/goodies/petitparser/PPParserTest.st,v 1.4 2014-03-04 14:34:21 cg Exp $'
|
33
|
1363 |
!
|
|
1364 |
|
|
1365 |
version_CVS
|
191
|
1366 |
^ '$Header: /cvs/stx/stx/goodies/petitparser/PPParserTest.st,v 1.4 2014-03-04 14:34:21 cg Exp $'
|
33
|
1367 |
!
|
|
1368 |
|
0
|
1369 |
version_SVN
|
191
|
1370 |
^ '$Id: PPParserTest.st,v 1.4 2014-03-04 14:34:21 cg Exp $'
|
0
|
1371 |
! !
|
191
|
1372 |
|