"{ Package: 'stx:goodies/petitparser/compiler/tests' }"

"{ NameSpace: Smalltalk }"

PPAbstractParserTest subclass:#PPCProtype1Test
	instanceVariableNames:'parser result context node compiler id node2 id2 id1 node1 node3
		arguments configuration'
	classVariableNames:''
	poolDictionaries:''
	category:'PetitCompiler-Tests-Core'
!

!PPCProtype1Test methodsFor:'context'!

context	
	^ context := PPCProfilingContext new
! !

!PPCProtype1Test methodsFor:'test support'!

assert: p parse: whatever
	^ result := super assert: p parse: whatever.
!

parse: whatever
	^ result := super parse: whatever.
!

tearDown
	| parserClass |

	parserClass := (Smalltalk at: #PPGeneratedParser ifAbsent: [nil]).
	parserClass notNil ifTrue:[ 
		parserClass removeFromSystem
	].
! !

!PPCProtype1Test methodsFor:'tests - compiling'!

testCompileAnd
	parser := #digit asParser and compileWithConfiguration: configuration.
	
	self assert: parser parse: '1' to: $1 end: 0.
	self assert: parser fail: 'a'.
	self assert: parser fail: ''.

	parser := ('foo' asParser, ($: asParser and)) compile.
	self assert: parser parse: 'foo:' to: { 'foo'. $: } end: 3.
!

testCompileAny
	parser := #any asParser compile.
	
	self assert: parser parse: 'a' to: $a.
	self assert: parser parse: '_' to: $_.
	self assert: parser parse: '
' to: Character cr.
!

testCompileAnyStar
	parser := #any asParser star compileWithConfiguration: configuration.
	
	
	self assert: parser parse: 'aaa' to: { $a. $a . $a }.
	self assert: context invocationCount = 1.
	self assert: parser parse: '' to: { }.	
!

testCompileBlock
	parser := (#letter asParser) plus ==> [ :res | res collect: [:each | each asUppercase ]].
	parser := parser compileWithConfiguration: configuration.
	
	self assert: parser parse: 'foo' to: { $F . $O . $O}.
	self assert: parser parse: 'bar' to: { $B . $A . $R}.
	self assert: parser fail: ''.
!

testCompileCharacter
	parser := $a asParser compileWithConfiguration: configuration.
	
	self assert: parser parse: 'a'  to: $a.
	self assert: parser fail: 'b'.

	parser := $# asParser compileWithConfiguration: configuration.
	self assert: parser parse: '#'.
!

testCompileChoice
	parser := (#digit asParser / #letter asParser) compileWithConfiguration: configuration.
	
	self assert: parser parse: '1' to: $1.
	self assert: parser parse: 'a' to: $a.
	self assert: parser fail: '_'.
	
!

testCompileChoice2
	parser := ('true' asParser / 'false' asParser) compileWithConfiguration: configuration.
	
	self assert: parser parse: 'true' to: 'true'.
	self assert: parser parse: 'false' to: 'false'.
	self assert: parser fail: 'trulse'.
	
!

testCompileLiteral
	parser := 'foo' asParser compileWithConfiguration: configuration.
	
	self assert: parser parse: 'foo'  to: 'foo'.
	self assert: parser parse: 'foobar'  to: 'foo' end: 3.
	self assert: parser fail: 'boo'.
	
	parser := '#[' asParser compile.
	self assert: parser parse: '#[1]' to: '#[' end: 2.
!

testCompileLiteral2
	| quote |
	quote := '''' asParser.
	parser := (quote, $a asParser ) compileWithConfiguration: configuration.	
	self assert: parser parse: '''a'  to: {'''' . $a}.	
!

testCompileNegate
	parser := #letter asParser negate star, #letter asParser.
	parser := parser compileWithConfiguration: configuration.
	
	self assert: parser parse: '...a' to: { { $. . $. . $. } . $a }.
	self assert: parser parse: 'aaa' to: { {} . $a } end: 1.
	self assert: parser fail: '...'.
!

testCompileNil
	parser := nil asParser compileWithConfiguration: configuration.
	
	self assert: parser parse: 'a' to: nil end: 0.
	self assert: parser parse: '' to: nil end: 0.
	
	parser := nil asParser, 'foo' asParser.
	self assert: parser parse: 'foo' to: { nil . 'foo' }
!

testCompileNot
	parser := #digit asParser not compileWithConfiguration: configuration.
	
	self assert: parser parse: 'a' to: nil end: 0.
	self assert: parser fail: '1'.
	self assert: parser parse: '' to: nil end: 0.

	parser := 'foo' asParser, $: asParser not.
	parser := parser compileWithConfiguration: configuration.	
	self assert: parser parse: 'foo' to: { 'foo'. nil } end: 3.
	
	parser := 'foo' asParser, $: asParser not, 'bar' asParser.
	parser := parser compileWithConfiguration: configuration.	
	self assert: parser parse: 'foobar' to: { 'foo'. nil . 'bar' } end: 6.
!

testCompileNot2
	parser := ($a asParser, $b asParser) not compileWithConfiguration: configuration.
		
	self assert: parser parse: '' to: nil end: 0.
	self assert: parser parse: 'a' to: nil end: 0.
	self assert: parser parse: 'aa' to: nil end: 0.
	self assert: parser fail: 'ab'.
!

testCompileNot3
	parser := ('foo' asParser not, 'fee' asParser) compileWithConfiguration: configuration.
		
	self assert: parser parse: 'fee' to: #(nil 'fee').
	self assert: parser fail: 'foo'.
!

testCompileNotLiteral
	parser := 'foo' asParser not compileWithConfiguration: configuration.
	self assert: parser class methodDictionary size = 1.

	self assert: parser parse: 'bar' to: nil end: 0.
		
	self assert: parser fail: 'foo'.
	self assert: parser parse: '' to: nil end: 0.

	parser := '''' asParser not compile.
	self assert: parser class methodDictionary size = 1.

	self assert: parser parse: 'a' to: nil end: 0.
	self assert: parser fail: ''''.
	self assert: parser parse: '' to: nil end: 0.


	parser := ('foo' asParser, 'bar' asParser not) compile.
	self assert: parser parse: 'foofoo' to: { 'foo'. nil } end: 3.
	
	parser := ('foo' asParser, 'foo' asParser not, #any asParser star) compile.
	self assert: parser parse: 'foobar' to: { 'foo'. nil . #($b $a $r) } end: 6.
	self assert: parser fail: 'foofoo'.
!

testCompileOptional
	parser := #digit asParser optional compileWithConfiguration: configuration.
	
	self assert: parser parse: '1' to: $1.
	self assert: parser parse: 'a' to: nil end: 0.
	
	parser := (#digit asParser optional, #letter asParser) compile.
	self assert: parser parse: '1a' to: { $1 . $a }.
	self assert: parser parse: 'a' to: { nil . $a }.
!

testCompilePlus
	parser := #letter asParser plus compileWithConfiguration: configuration.
	
	self assert: parser parse: 'lorem' to: {$l. $o. $r. $e. $m} .
	self assert: parser parse: 'a123' to: {$a} end: 1.
	self assert: parser parse: 'ab123' to: {$a . $b} end: 2.

	self assert: parser fail: ''.
	self assert: parser fail: '123'.
!

testCompilePredicate
	parser := #digit asParser compileWithConfiguration: configuration.
	
	self assert: parser parse: '1' to: $1.
	self assert: parser parse: '0' to: $0.
	self assert: parser fail: 'a'.
!

testCompilePredicate2
	parser := #space asParser compileWithConfiguration: configuration.
	
	self assert: parser parse: ' ' to: Character space.
	self assert: parser fail: 'a'.
!

testCompileSequence
	parser := (#digit asParser, #letter asParser) compileWithConfiguration: configuration.
	
	self assert: parser parse: '1a' to: {$1 .$a}.
	
	
!

testCompileSequence2
	parser := (#digit asParser, #space asParser, #letter asParser) compileWithConfiguration: configuration.
	
	self assert: parser parse: '9 c' to: {$9 . Character space. $c }.	
	self assert: parser fail: '9c'.
	
!

testCompileSequence3
	parser := (#any asParser, #any asParser, #any asParser) compileWithConfiguration: configuration.
	
	self assert: parser parse: 'foo' to: #($f $o $o).	
	self assert: parser fail: 'fo'.
	
!

testCompileStar
	parser := #letter asParser star compileWithConfiguration: configuration.
	
	self assert: parser parse: 'lorem' to: {$l. $o. $r. $e. $m} .
	self assert: parser parse: '' to: {}.
	self assert: parser parse: '123' to: {} end: 0.
	self assert: parser parse: 'ab123' to: {$a . $b} end: 2.
!

testCompileStarLiteral
	parser := 'foo' asParser star compileWithConfiguration: configuration.
	
	self assert: parser parse: 'foo' to: #('foo' ) .
	self assert: parser parse: 'foofoo' to: #('foo' 'foo') .
	self assert: parser parse: 'foofoofoo' to: #('foo' 'foo' 'foo') .
	self assert: parser parse: '' to: #().
	self assert: parser parse: 'bar' to: #() end: 0.
!

testCompileStarPredicate
	parser := #letter asParser star compileWithConfiguration: configuration.
	
	self assert: parser parse: 'foo' to: #($f $o $o ) .
	self assert: parser parse: '' to: #().
	self assert: parser parse: '123' to: #() end: 0.
!

testCompileSymbolBlock
	parser := (#letter asParser) plus ==> #second.
	parser := parser compileWithConfiguration: configuration.
	
	self assert: parser parse: 'foo' to: $o.
	self assert: parser parse: 'bar' to: $a.
	self assert: parser fail: ''.
	self should: [ parser parse: 'f' ] raise: Error.
!

testCompileTrim
	parser := $a asParser trim compileWithConfiguration: configuration.
	
	self assert: parser fail: ''.
	self assert: parser parse: 'a' to: $a.
	self assert: parser parse: '   a' to: $a.
	self assert: parser parse: 'a    ' to: $a.
	self assert: parser parse: '  a    ' to: $a.
!

testCompileTrimmingToken
	| token1 token2 |
	token1 := (#letter asParser) plus trimmingToken.
	token2 := (#letter asParser) plus trimmingToken.
	
	parser := (token1, token2) compileWithConfiguration: configuration.
	
	self assert: parser parse: 'foo bar'.
	self assert: parser parse: ' foo bar '.
!

testCompileTrimmingToken2
	| token1 token2 |
	token1 := (#letter asParser) plus trimmingToken.
	token2 := (#letter asParser) plus trimmingToken / 'foo' asParser trimmingToken.
	
	parser := (token1, token2) compileWithConfiguration: configuration.
	
	self assert: parser parse: 'foo bar'.
	self assert: parser parse: ' foo bar '.
!

testCompileTrimmingToken3
	| token1 token2 |
	token1 := ($a asParser, $b asParser) trimmingToken name: 'token1'.
	token2 := (token1 not, $c asParser) trimmingToken name: 'token2'.
	
	parser := (token1 / token2) compileWithConfiguration: configuration.

	self assert: (parser class methodDictionary includesKey: #'token1').
	self assert: (parser class methodDictionary includesKey: #'token1_fast').
	
	self assert: parser parse: 'ab'.
	self assert: (result isKindOf: PPToken).
	self assert: result inputValue = 'ab'.

	self assert: parser parse: 'c'.
	self assert: (result isKindOf: PPToken).
	self assert: result inputValue = 'c'.
	
! !

!PPCProtype1Test methodsFor:'tests - extra'!

testCompileSmalltalkToken
	parser := (#letter asParser, ((#letter asParser / #digit asParser) star)) smalltalkToken compileWithConfiguration: configuration.
	
	self assert: parser parse: 'foo'.
	self assert: result inputValue = 'foo'.
	self assert: parser parse: 'a'.
	self assert: result inputValue = 'a'.
	self assert: parser parse: 'f123a'.
	self assert: result inputValue = 'f123a'.
	
	self assert: parser fail: ''.
	self assert: parser fail: '12'.

	self assert: parser parse: ' "comment" foo'.
	self assert: result inputValue = 'foo'.
	
	self assert: parser parse: ' "comment" bar "another comment" '.
	self assert: result inputValue = 'bar'.
	self assert: parser parse: '
		"b"
		"b"
		foo
		"and yet, another comment"

		"one more to make sure :)"
	'.
	self assert: result inputValue = 'foo'.
!

testCycle
	| p1 block |
	
	p1 := PPDelegateParser new.
	block := ${ asParser, p1, $} asParser / nil asParser.
	p1 setParser: block.
	
	parser := block compileWithConfiguration: configuration.
	self assert: parser parse: '{}' to: { ${. nil . $} }.
	self assert: parser parse: '{{}}' to: { ${. { ${ . nil . $} } . $} }.
	
!

testSmalltalkToken
	parser := (#letter asParser, (#digit asParser / #letter asParser) star) smalltalkToken compileWithConfiguration: configuration.
	
	self assert: parser class methodDictionary size = 5.
	self assert: parser parse: 'foo'.
	self assert: result inputValue = 'foo'.
	self assert: context invocationCount = 8.
	self assert: context rememberCount = 0.
	self assert: context lwRememberCount = 1.
	self assert: context lwRestoreCount = 0.	
!

testSmalltalkToken2
	id := (#letter asParser, (#digit asParser / #letter asParser) star)
		name: 'identifier';
		yourself.
		
	parser := (id wrapped, $: asParser) smalltalkToken 
		name: 'kw';
		yourself.
	
	parser := parser compileWithConfiguration: configuration.
	
	self assert: parser parse: 'foo:'.
	self assert: result inputValue = 'foo:'.
!

testToken
	parser := (#letter asParser, (#digit asParser / #letter asParser) star) flatten compileWithConfiguration: configuration.
	
	self assert: parser parse: 'foo' to: 'foo'.
	self assert: parser parse: 'a' to: 'a'.
	self assert: parser parse: 'f123a' to: 'f123a'.
	self assert: parser fail: ''.
!

testToken2
	parser := (#letter asParser, (#digit asParser / #letter asParser) star) token compileWithConfiguration: configuration.
	
	self assert: parser class methodDictionary size = 4.
	self assert: parser parse: 'foo'.
	self assert: result inputValue = 'foo'.
	self assert: context invocationCount = 6.
	self assert: context rememberCount = 0.
	self assert: context lwRememberCount = 1.
	self assert: context lwRestoreCount = 0.	
!

testTrimmingToken
	parser := (#letter asParser, (#digit asParser / #letter asParser) star) trimmingToken compileWithConfiguration: configuration.

	self assert: parser class methodDictionary size = 4.

	self assert: parser parse: 'foo'.
	self assert: result inputValue = 'foo'.

	self assert: context invocationCount = 6.
	self assert: context rememberCount = 0.
	self assert: context lwRememberCount = 1.
	self assert: context lwRestoreCount = 0.	

	self assert: parser parse: ' foo '.
	self assert: result inputValue = 'foo'.



	self assert: parser fail: '123'.

	self assert: context invocationCount = 1.
	self assert: context rememberCount = 0.
	self assert: context lwRememberCount = 0.
	self assert: context lwRestoreCount = 0.	


	self assert: parser fail: ''.
!

testTrimmingTokenNested
	| identifier kw |
	kw := 'false' asParser trimmingToken name: #kw.
	identifier := (kw not, (#letter asParser, #word asParser star)) trimmingToken name: #identifier.
	
	parser := identifier / kw.
	parser := parser compileWithConfiguration: configuration.
	self assert: parser class methodDictionary size = 5.

	self assert: parser parse: 'foo'.
	self assert: result inputValue = 'foo'.

	self assert: parser parse: 'false'.
	self assert: result inputValue = 'false'.
!

testTrimmingTokenNested2
	| identifier kw |
	kw := 'false' asParser trimmingToken name: #kw.
	identifier := (kw not, (#letter asParser, #word asParser star)) trimmingToken name: #identifier.
	
	parser := identifier / kw.
	parser := parser compileWithConfiguration: configuration.
	self assert: parser class methodDictionary size = 5.

	self assert: parser parse: 'foo'.
	self assert: result inputValue = 'foo'.

	self assert: parser parse: 'false'.
	self assert: result inputValue = 'false'.
!

testTrimmingTokenNested3
	| identifier kw |
	kw := ('false' asParser, #word asParser not) trimmingToken name: #kw.
	identifier := (kw not, (#letter asParser, #word asParser star)) trimmingToken name: #identifier.
	
	parser := identifier / kw.
	parser := parser compileWithConfiguration: configuration.
	self assert: parser class methodDictionary size = 8.
	self assert: (parser class methods anySatisfy: [ :m | m selector = #kw ]).
	self assert: (parser class methods anySatisfy: [ :m | m selector = #kw_fast ]).

	self assert: parser parse: 'foo'.
	self assert: result inputValue = 'foo'.

	self assert: parser parse: 'false'.
	self assert: result inputValue = 'false'.
! !

!PPCProtype1Test methodsFor:'tests - ids'!

setUp
	arguments := PPCArguments default
		profile: true;
		yourself.
		
	configuration := PPCFirstPrototype new
		arguments: arguments;
		yourself.
! !