tests/PPParserTest.st
changeset 377 6112a403a52d
parent 376 a2656b27cace
child 379 451b5ae38b72
--- a/tests/PPParserTest.st	Fri Oct 03 01:59:10 2014 +0100
+++ b/tests/PPParserTest.st	Fri Oct 03 02:33:08 2014 +0100
@@ -13,12 +13,14 @@
 testAnd
 	| parser |
 	parser := 'foo' asParser flatten , 'bar' asParser flatten and.
-	
-	self assert: parser parse: 'foobar' to: #('foo' 'bar') end: 3.
+	self
+		assert: parser
+		parse: 'foobar'
+		to: #('foo' 'bar')
+		end: 3.
 	self assert: parser fail: 'foobaz'.
-	
 	parser := 'foo' asParser and.
-	self assert: parser and = parser
+	self assert: parser and equals: parser
 !
 
 testBlock
@@ -93,8 +95,7 @@
 testEndOfInput
 	| parser |
 	parser := PPEndOfInputParser on: $a asParser.
-	self assert: parser end = parser.
-	
+	self assert: parser end equals: parser.
 	self assert: parser parse: 'a' to: $a.
 	self assert: parser fail: ''.
 	self assert: parser fail: 'aa'
@@ -121,28 +122,22 @@
 testFailing
 	| parser result |
 	parser := PPFailingParser message: 'Plonk'.
-	self assert: parser message = 'Plonk'.
-	
+	self assert: parser message equals: 'Plonk'.
 	self assert: parser fail: ''.
 	self assert: parser fail: 'a'.
 	self assert: parser fail: 'aa'.
-	
 	result := parser parse: 'a'.
-	self assert: result message = 'Plonk'.
-	self assert: result printString = 'Plonk at 0'
+	self assert: result message equals: 'Plonk'.
+	self assert: result printString equals: 'Plonk at 0'
 !
 
 testLiteralObject
 	| parser |
-	parser := PPLiteralObjectParser 
-		on: $a
-		message: 'letter "a" expected'.
-	self assert: parser literal = $a.
-	self assert: parser message = 'letter "a" expected'.
-	
+	parser := PPLiteralObjectParser on: $a message: 'letter "a" expected'.
+	self assert: parser literal equals: $a.
+	self assert: parser message equals: 'letter "a" expected'.
 	self assert: parser parse: 'a' to: $a.
 	self assert: parser fail: 'b'
-	
 !
 
 testLiteralObjectCaseInsensitive
@@ -160,13 +155,10 @@
 
 testLiteralSequence
 	| parser |
-	parser := PPLiteralSequenceParser 
-		on: 'abc'
-		message: 'sequence "abc" expected'.
-	self assert: parser size = 3.
-	self assert: parser literal = 'abc'.
-	self assert: parser message = 'sequence "abc" expected'.
-	
+	parser := PPLiteralSequenceParser on: 'abc' message: 'sequence "abc" expected'.
+	self assert: parser size equals: 3.
+	self assert: parser literal equals: 'abc'.
+	self assert: parser message equals: 'sequence "abc" expected'.
 	self assert: parser parse: 'abc' to: 'abc'.
 	self assert: parser fail: 'ab'.
 	self assert: parser fail: 'abd'
@@ -188,15 +180,21 @@
 testMax
 	| parser |
 	parser := $a asParser max: 2.
-	self assert: parser min = 0.
-	self assert: parser max = 2.
-
+	self assert: parser min equals: 0.
+	self assert: parser max equals: 2.
 	self assert: parser parse: '' to: #().
 	self assert: parser parse: 'a' to: #($a).
 	self assert: parser parse: 'aa' to: #($a $a).
-	self assert: parser parse: 'aaa' to: #($a $a) end: 2.
-	self assert: parser parse: 'aaaa' to: #($a $a) end: 2.
-	
+	self
+		assert: parser
+		parse: 'aaa'
+		to: #($a $a)
+		end: 2.
+	self
+		assert: parser
+		parse: 'aaaa'
+		to: #($a $a)
+		end: 2.
 	self assert: (parser printString endsWith: '[0, 2]')
 !
 
@@ -249,32 +247,29 @@
 testMemoized
 	| count parser twice |
 	count := 0.
-	parser := [ :s | count := count + 1. s next ] asParser memoized.
+	parser := [ :s | 
+	count := count + 1.
+	s next ] asParser memoized.
 	twice := parser and , parser.
-	
 	count := 0.
 	self assert: parser parse: 'a' to: $a.
-	self assert: count = 1.
-
+	self assert: count equals: 1.
 	count := 0.
 	self assert: twice parse: 'a' to: #($a $a).
-	self assert: count = 1.
-	
-	self assert: parser memoized = parser
+	self assert: count equals: 1.
+	self assert: parser memoized equals: parser
 !
 
 testMin
 	| parser |
 	parser := $a asParser min: 2.
-	self assert: parser min = 2.
+	self assert: parser min equals: 2.
 	self assert: parser max > parser min.
-	
 	self assert: parser fail: ''.
 	self assert: parser fail: 'a'.
 	self assert: parser parse: 'aa' to: #($a $a).
 	self assert: parser parse: 'aaa' to: #($a $a $a).
 	self assert: parser parse: 'aaaa' to: #($a $a $a $a).
-	
 	self assert: (parser printString endsWith: '[2, *]')
 !
 
@@ -353,17 +348,23 @@
 testMinMax
 	| parser |
 	parser := $a asParser min: 2 max: 4.
-	self assert: parser min = 2.
-	self assert: parser max = 4.
-	
+	self assert: parser min equals: 2.
+	self assert: parser max equals: 4.
 	self assert: parser fail: ''.
 	self assert: parser fail: 'a'.
 	self assert: parser parse: 'aa' to: #($a $a).
 	self assert: parser parse: 'aaa' to: #($a $a $a).
 	self assert: parser parse: 'aaaa' to: #($a $a $a $a).
-	self assert: parser parse: 'aaaaa' to: #($a $a $a $a) end: 4.
-	self assert: parser parse: 'aaaaaa' to: #($a $a $a $a) end: 4.
-	
+	self
+		assert: parser
+		parse: 'aaaaa'
+		to: #($a $a $a $a)
+		end: 4.
+	self
+		assert: parser
+		parse: 'aaaaaa'
+		to: #($a $a $a $a)
+		end: 4.
 	self assert: (parser printString endsWith: '[2, 4]')
 !
 
@@ -478,24 +479,32 @@
 	| block parser |
 	block := [ :stream | stream position ].
 	parser := block asParser.
-	self assert: parser block = block
+	self assert: parser block equals: block
 !
 
 testPlus
 	| parser |
 	parser := $a asParser plus.
-	
-	self assert: parser min = 1.
+	self assert: parser min equals: 1.
 	self assert: parser max > parser min.
-	
 	self assert: parser parse: 'a' to: #($a).
 	self assert: parser parse: 'aa' to: #($a $a).
 	self assert: parser parse: 'aaa' to: #($a $a $a).
-	
-	self assert: parser parse: 'ab' to: #($a) end: 1.
-	self assert: parser parse: 'aab' to: #($a $a) end: 2.
-	self assert: parser parse: 'aaab' to: #($a $a $a) end: 3.
-	
+	self
+		assert: parser
+		parse: 'ab'
+		to: #($a)
+		end: 1.
+	self
+		assert: parser
+		parse: 'aab'
+		to: #($a $a)
+		end: 2.
+	self
+		assert: parser
+		parse: 'aaab'
+		to: #($a $a $a)
+		end: 3.
 	self assert: parser fail: ''.
 	self assert: parser fail: 'b'.
 	self assert: parser fail: 'ba'
@@ -505,54 +514,120 @@
 	| limit parser |
 	limit := #digit asParser.
 	parser := #word asParser plusGreedy: limit.
-	
-	self assert: parser min = 1.
-	self assert: parser max > parser min.	
-	self assert: parser limit = limit.
-	self assert: parser children size = 2.
-	self assert: parser children last = limit.
-
+	self assert: parser min equals: 1.
+	self assert: parser max > parser min.
+	self assert: parser limit equals: limit.
+	self assert: parser children size equals: 2.
+	self assert: parser children last equals: limit.
 	self assert: parser fail: ''.
 	self assert: parser fail: '1'.
 	self assert: parser fail: 'a'.
 	self assert: parser fail: 'ab'.
-
-	self assert: parser parse: 'a1' to: #($a) end: 1.
-	self assert: parser parse: 'ab1' to: #($a $b) end: 2.
-	self assert: parser parse: 'abc1' to: #($a $b $c) end: 3.
-	self assert: parser parse: 'a12' to: #($a $1) end: 2.
-	self assert: parser parse: 'ab12' to: #($a $b $1) end: 3.
-	self assert: parser parse: 'abc12' to: #($a $b $c $1) end: 4.
-	self assert: parser parse: 'a123' to: #($a $1 $2) end: 3.
-	self assert: parser parse: 'ab123' to: #($a $b $1 $2) end: 4.
-	self assert: parser parse: 'abc123' to: #($a $b $c $1 $2) end: 5.
+	self
+		assert: parser
+		parse: 'a1'
+		to: #($a)
+		end: 1.
+	self
+		assert: parser
+		parse: 'ab1'
+		to: #($a $b)
+		end: 2.
+	self
+		assert: parser
+		parse: 'abc1'
+		to: #($a $b $c)
+		end: 3.
+	self
+		assert: parser
+		parse: 'a12'
+		to: #($a $1)
+		end: 2.
+	self
+		assert: parser
+		parse: 'ab12'
+		to: #($a $b $1)
+		end: 3.
+	self
+		assert: parser
+		parse: 'abc12'
+		to: #($a $b $c $1)
+		end: 4.
+	self
+		assert: parser
+		parse: 'a123'
+		to: #($a $1 $2)
+		end: 3.
+	self
+		assert: parser
+		parse: 'ab123'
+		to: #($a $b $1 $2)
+		end: 4.
+	self
+		assert: parser
+		parse: 'abc123'
+		to: #($a $b $c $1 $2)
+		end: 5
 !
 
 testPlusLazy
 	| limit parser |
 	limit := #digit asParser.
 	parser := #word asParser plusLazy: limit.
-	
-	self assert: parser min = 1.
-	self assert: parser max > parser min.	
-	self assert: parser limit = limit.
-	self assert: parser children size = 2.
-	self assert: parser children last = limit.
-
+	self assert: parser min equals: 1.
+	self assert: parser max > parser min.
+	self assert: parser limit equals: limit.
+	self assert: parser children size equals: 2.
+	self assert: parser children last equals: limit.
 	self assert: parser fail: ''.
 	self assert: parser fail: '1'.
 	self assert: parser fail: 'a'.
 	self assert: parser fail: 'ab'.
-
-	self assert: parser parse: 'a1' to: #($a) end: 1.
-	self assert: parser parse: 'ab1' to: #($a $b) end: 2.
-	self assert: parser parse: 'abc1' to: #($a $b $c) end: 3.
-	self assert: parser parse: 'a12' to: #($a) end: 1.
-	self assert: parser parse: 'ab12' to: #($a $b) end: 2.
-	self assert: parser parse: 'abc12' to: #($a $b $c) end: 3.
-	self assert: parser parse: 'a123' to: #($a) end: 1.
-	self assert: parser parse: 'ab123' to: #($a $b) end: 2.
-	self assert: parser parse: 'abc123' to: #($a $b $c) end: 3
+	self
+		assert: parser
+		parse: 'a1'
+		to: #($a)
+		end: 1.
+	self
+		assert: parser
+		parse: 'ab1'
+		to: #($a $b)
+		end: 2.
+	self
+		assert: parser
+		parse: 'abc1'
+		to: #($a $b $c)
+		end: 3.
+	self
+		assert: parser
+		parse: 'a12'
+		to: #($a)
+		end: 1.
+	self
+		assert: parser
+		parse: 'ab12'
+		to: #($a $b)
+		end: 2.
+	self
+		assert: parser
+		parse: 'abc12'
+		to: #($a $b $c)
+		end: 3.
+	self
+		assert: parser
+		parse: 'a123'
+		to: #($a)
+		end: 1.
+	self
+		assert: parser
+		parse: 'ab123'
+		to: #($a $b)
+		end: 2.
+	self
+		assert: parser
+		parse: 'abc123'
+		to: #($a $b $c)
+		end: 3
 !
 
 testSeparatedBy
@@ -609,77 +684,180 @@
 testStar
 	| parser |
 	parser := $a asParser star.
-	
-	self assert: parser min = 0.
+	self assert: parser min equals: 0.
 	self assert: parser max > parser min.
-	
 	self assert: parser parse: '' to: #().
 	self assert: parser parse: 'a' to: #($a).
 	self assert: parser parse: 'aa' to: #($a $a).
 	self assert: parser parse: 'aaa' to: #($a $a $a).
-	
-	self assert: parser parse: 'b' to: #() end: 0.
-	self assert: parser parse: 'ab' to: #($a) end: 1.
-	self assert: parser parse: 'aab' to: #($a $a) end: 2.
-	self assert: parser parse: 'aaab' to: #($a $a $a) end: 3
+	self
+		assert: parser
+		parse: 'b'
+		to: #()
+		end: 0.
+	self
+		assert: parser
+		parse: 'ab'
+		to: #($a)
+		end: 1.
+	self
+		assert: parser
+		parse: 'aab'
+		to: #($a $a)
+		end: 2.
+	self
+		assert: parser
+		parse: 'aaab'
+		to: #($a $a $a)
+		end: 3
 !
 
 testStarGreedy
 	| limit parser |
 	limit := #digit asParser.
 	parser := #word asParser starGreedy: limit.
-	
-	self assert: parser min = 0.
+	self assert: parser min equals: 0.
 	self assert: parser max > parser min.
-	self assert: parser limit = limit.
-	self assert: parser children size = 2.
-	self assert: parser children last = limit.
-
+	self assert: parser limit equals: limit.
+	self assert: parser children size equals: 2.
+	self assert: parser children last equals: limit.
 	self assert: parser fail: ''.
 	self assert: parser fail: 'a'.
 	self assert: parser fail: 'ab'.
-
-	self assert: parser parse: '1' to: #() end: 0.
-	self assert: parser parse: 'a1' to: #($a) end: 1.
-	self assert: parser parse: 'ab1' to: #($a $b) end: 2.
-	self assert: parser parse: 'abc1' to: #($a $b $c) end: 3.
-	self assert: parser parse: '12' to: #($1) end: 1.
-	self assert: parser parse: 'a12' to: #($a $1) end: 2.
-	self assert: parser parse: 'ab12' to: #($a $b $1) end: 3.
-	self assert: parser parse: 'abc12' to: #($a $b $c $1) end: 4.
-	self assert: parser parse: '123' to: #($1 $2) end: 2.
-	self assert: parser parse: 'a123' to: #($a $1 $2) end: 3.
-	self assert: parser parse: 'ab123' to: #($a $b $1 $2) end: 4.
-	self assert: parser parse: 'abc123' to: #($a $b $c $1 $2) end: 5
+	self
+		assert: parser
+		parse: '1'
+		to: #()
+		end: 0.
+	self
+		assert: parser
+		parse: 'a1'
+		to: #($a)
+		end: 1.
+	self
+		assert: parser
+		parse: 'ab1'
+		to: #($a $b)
+		end: 2.
+	self
+		assert: parser
+		parse: 'abc1'
+		to: #($a $b $c)
+		end: 3.
+	self
+		assert: parser
+		parse: '12'
+		to: #($1)
+		end: 1.
+	self
+		assert: parser
+		parse: 'a12'
+		to: #($a $1)
+		end: 2.
+	self
+		assert: parser
+		parse: 'ab12'
+		to: #($a $b $1)
+		end: 3.
+	self
+		assert: parser
+		parse: 'abc12'
+		to: #($a $b $c $1)
+		end: 4.
+	self
+		assert: parser
+		parse: '123'
+		to: #($1 $2)
+		end: 2.
+	self
+		assert: parser
+		parse: 'a123'
+		to: #($a $1 $2)
+		end: 3.
+	self
+		assert: parser
+		parse: 'ab123'
+		to: #($a $b $1 $2)
+		end: 4.
+	self
+		assert: parser
+		parse: 'abc123'
+		to: #($a $b $c $1 $2)
+		end: 5
 !
 
 testStarLazy
 	| limit parser |
 	limit := #digit asParser.
 	parser := #word asParser starLazy: limit.
-	
-	self assert: parser min = 0.
+	self assert: parser min equals: 0.
 	self assert: parser max > parser min.
-	self assert: parser limit = limit.
-	self assert: parser children size = 2.
-	self assert: parser children last = limit.
-
+	self assert: parser limit equals: limit.
+	self assert: parser children size equals: 2.
+	self assert: parser children last equals: limit.
 	self assert: parser fail: ''.
 	self assert: parser fail: 'a'.
 	self assert: parser fail: 'ab'.
-
-	self assert: parser parse: '1' to: #() end: 0.
-	self assert: parser parse: 'a1' to: #($a) end: 1.
-	self assert: parser parse: 'ab1' to: #($a $b) end: 2.
-	self assert: parser parse: 'abc1' to: #($a $b $c) end: 3.
-	self assert: parser parse: '12' to: #() end: 0.
-	self assert: parser parse: 'a12' to: #($a) end: 1.
-	self assert: parser parse: 'ab12' to: #($a $b) end: 2.
-	self assert: parser parse: 'abc12' to: #($a $b $c) end: 3.
-	self assert: parser parse: '123' to: #() end: 0.
-	self assert: parser parse: 'a123' to: #($a) end: 1.
-	self assert: parser parse: 'ab123' to: #($a $b) end: 2.
-	self assert: parser parse: 'abc123' to: #($a $b $c) end: 3
+	self
+		assert: parser
+		parse: '1'
+		to: #()
+		end: 0.
+	self
+		assert: parser
+		parse: 'a1'
+		to: #($a)
+		end: 1.
+	self
+		assert: parser
+		parse: 'ab1'
+		to: #($a $b)
+		end: 2.
+	self
+		assert: parser
+		parse: 'abc1'
+		to: #($a $b $c)
+		end: 3.
+	self
+		assert: parser
+		parse: '12'
+		to: #()
+		end: 0.
+	self
+		assert: parser
+		parse: 'a12'
+		to: #($a)
+		end: 1.
+	self
+		assert: parser
+		parse: 'ab12'
+		to: #($a $b)
+		end: 2.
+	self
+		assert: parser
+		parse: 'abc12'
+		to: #($a $b $c)
+		end: 3.
+	self
+		assert: parser
+		parse: '123'
+		to: #()
+		end: 0.
+	self
+		assert: parser
+		parse: 'a123'
+		to: #($a)
+		end: 1.
+	self
+		assert: parser
+		parse: 'ab123'
+		to: #($a $b)
+		end: 2.
+	self
+		assert: parser
+		parse: 'abc123'
+		to: #($a $b $c)
+		end: 3
 !
 
 testTimes
@@ -746,30 +924,28 @@
 	| parser |
 	parser := PPSequenceParser new.
 	self assert: parser name isNil.
-	
 	parser := PPChoiceParser named: 'choice'.
-	self assert: parser name = 'choice'.
-	
+	self assert: parser name equals: 'choice'.
 	parser := $* asParser name: 'star'.
-	self assert: parser name = 'star'
+	self assert: parser name equals: 'star'
 !
 
 testPrint
 	| parser |
 	parser := PPParser new.
-	self assert: (parser printString findString: 'PPParser') > 0.
+	self assert: (parser printString includesSubstring: 'PPParser').
 	
 	parser := PPParser named: 'choice'.
-	self assert: (parser printString findString: 'PPParser(choice') > 0.
+	self assert: (parser printString includesSubstring: 'PPParser(choice').
 	
 	parser := PPLiteralObjectParser on: $a.
-	self assert: (parser printString findString: '$a') > 0.
+	self assert: (parser printString includesSubstring: '$a').
 	
 	parser := PPFailingParser message: 'error'.
-	self assert: (parser printString findString: 'error') > 0.
+	self assert: (parser printString includesSubstring: 'error').
 	
 	parser := PPPredicateObjectParser on: [ :c | true ] message: 'error'.
-	self assert: (parser printString findString: 'error') > 0
+	self assert: (parser printString includesSubstring: 'error')
 ! !
 
 !PPParserTest methodsFor:'testing-fixtures'!
@@ -833,8 +1009,7 @@
 	| block parser |
 	block := [ :char | char asUppercase ].
 	parser := #any asParser ==> block.
-	self assert: parser block = block.
-
+	self assert: parser block equals: block.
 	self assert: parser parse: 'a' to: $A.
 	self assert: parser parse: 'b' to: $B
 !
@@ -965,14 +1140,21 @@
 testToken
 	| parser |
 	parser := $a asParser token.
-	self assert: parser tokenClass = PPToken.
-	self assert: parser parse: 'a' toToken: 1 stop: 1.	
+	self assert: parser tokenClass equals: PPToken.
+	self
+		assert: parser
+		parse: 'a'
+		toToken: 1
+		stop: 1.
 	self assert: parser fail: 'b'.
 	self assert: parser fail: ''.
-	
 	parser := $a asParser token: PPToken.
-	self assert: parser tokenClass = PPToken.
-	self assert: parser parse: 'a' toToken: 1 stop: 1.	
+	self assert: parser tokenClass equals: PPToken.
+	self
+		assert: parser
+		parse: 'a'
+		toToken: 1
+		stop: 1.
 	self assert: parser fail: ''.
 	self assert: parser fail: 'b'
 !
@@ -1077,20 +1259,14 @@
 
 testWrapping
 	| parser result |
-	parser := #digit asParser plus >=> [ :stream :cc | 
-		Array 
-			with: stream position 
-			with: cc value 
-			with: stream position ].
-
-	self assert: parser parse: '1' to: #(0 ($1) 1).
-	self assert: parser parse: '12' to: #(0 ($1 $2) 2).
-	self assert: parser parse: '123' to: #(0 ($1 $2 $3) 3).
-	
+	parser := #digit asParser plus >=> [ :stream :cc | Array with: stream position with: cc value with: stream position ].
+	self assert: parser parse: '1' to: #(0 #($1) 1).
+	self assert: parser parse: '12' to: #(0 #($1 $2) 2).
+	self assert: parser parse: '123' to: #(0 #($1 $2 $3) 3).
 	result := parser parse: 'a'.
-	self assert: result first = 0.
+	self assert: result first equals: 0.
 	self assert: result second isPetitFailure.
-	self assert: result last = 0
+	self assert: result last equals: 0
 ! !
 
 !PPParserTest methodsFor:'testing-properties'!
@@ -1161,18 +1337,16 @@
 	p3 := PPUnresolvedParser new.
 	p3 def: p2 / p3.
 	self assert: p1 children isEmpty.
-	self assert: p2 children size = 1.
-	self assert: p3 children size = 2
+	self assert: p2 children size equals: 1.
+	self assert: p3 children size equals: 2
 !
 
 testFailure
 	| failure |
-	failure := PPFailure message: 'Error' at: 3.
-	
-	self assert: failure message = 'Error'.
-	self assert: failure position = 3.
+	failure := PPFailure message: 'Error' context: PPContext new at: 3.
+	self assert: failure message equals: 'Error'.
+	self assert: failure position equals: 3.
 	self assert: failure isPetitFailure.
-
 	self deny: 4 isPetitFailure.
 	self deny: 'foo' isPetitFailure
 !
@@ -1182,10 +1356,9 @@
 	p1 := PPChoiceParser with: $a asParser.
 	p2 := PPChoiceParser with: $a asParser with: $b asParser.
 	p3 := PPChoiceParser withAll: (Array with: $a asParser with: $b asParser with: $c asParser).
-	
-	self assert: p1 children size = 1.
-	self assert: p2 children size = 2.
-	self assert: p3 children size = 3
+	self assert: p1 children size equals: 1.
+	self assert: p2 children size equals: 2.
+	self assert: p3 children size equals: 3
 !
 
 testMatches
@@ -1202,16 +1375,14 @@
 testMatchesIn
 	| parser result |
 	parser := $a asParser.
-	
 	result := parser matchesIn: 'abba'.
-	self assert: result size = 2.
-	self assert: result first = $a.
-	self assert: result last = $a.
-	
+	self assert: result size equals: 2.
+	self assert: result first equals: $a.
+	self assert: result last equals: $a.
 	result := parser matchesIn: 'baaah'.
-	self assert: result size = 3.
-	self assert: result first = $a.
-	self assert: result last = $a
+	self assert: result size equals: 3.
+	self assert: result first equals: $a.
+	self assert: result last equals: $a
 !
 
 testMatchesInEmpty
@@ -1219,9 +1390,8 @@
 
 	| parser result |
 	parser := [ :stream | stream position ] asParser.
-	
 	result := parser matchesIn: '123'.
-	self assert: result asArray = #(0 1 2 3)
+	self assert: result asArray equals: #(0 1 2 3)
 !
 
 testMatchesInOverlapping
@@ -1229,26 +1399,23 @@
 
 	| parser result |
 	parser := #digit asParser , #digit asParser.
-	
 	result := parser matchesIn: 'a123b'.
-	self assert: result size = 2.
-	self assert: result first = #($1 $2).
-	self assert: result last = #($2 $3)
+	self assert: result size equals: 2.
+	self assert: result first equals: #($1 $2).
+	self assert: result last equals: #($2 $3)
 !
 
 testMatchesSkipIn
 	| parser result |
 	parser := $a asParser.
-	
 	result := parser matchesSkipIn: 'abba'.
-	self assert: result size = 2.
-	self assert: result first = $a.
-	self assert: result last = $a.
-	
+	self assert: result size equals: 2.
+	self assert: result first equals: $a.
+	self assert: result last equals: $a.
 	result := parser matchesSkipIn: 'baaah'.
-	self assert: result size = 3.
-	self assert: result first = $a.
-	self assert: result last = $a
+	self assert: result size equals: 3.
+	self assert: result first equals: $a.
+	self assert: result last equals: $a
 !
 
 testMatchesSkipInOverlapping
@@ -1256,10 +1423,9 @@
 
 	| parser result |
 	parser := #digit asParser , #digit asParser.
-	
 	result := parser matchesSkipIn: 'a123b'.
-	self assert: result size = 1.
-	self assert: result first = #($1 $2)
+	self assert: result size equals: 1.
+	self assert: result first equals: #($1 $2)
 !
 
 testMatchingRangesIn
@@ -1268,10 +1434,10 @@
 	parser := #digit asParser plus.
 	result := parser matchingRangesIn: input.
 	result := result collect: [ :each | input copyFrom: each first to: each last ].
-	self assert: result size = 3.
-	self assert: result first = '12'.
-	self assert: result second = '2'.
-	self assert: result last = '3'
+	self assert: result size equals: 3.
+	self assert: result first equals: '12'.
+	self assert: result second equals: '2'.
+	self assert: result last equals: '3'
 !
 
 testMatchingSkipRangesIn
@@ -1280,35 +1446,31 @@
 	parser := #digit asParser plus.
 	result := parser matchingSkipRangesIn: input.
 	result := result collect: [ :each | input copyFrom: each first to: each last ].
-	self assert: result size = 2.
-	self assert: result first = '12'.
-	self assert: result last = '3'
+	self assert: result size equals: 2.
+	self assert: result first equals: '12'.
+	self assert: result last equals: '3'
 !
 
 testParse
 	| parser result |
 	parser := $a asParser.
-	
-	self assert: (parser parse: 'a') = $a.
+	self assert: (parser parse: 'a') equals: $a.
 	self assert: (result := parser parse: 'b') isPetitFailure.
-	self assert: (result message findString: '$a') > 0.
-	self assert: (result message findString: 'expected') > 0.
-	self assert: (result position = 0).
-	
-	self assert: (parser parse: 'a' readStream) = $a.
+	self assert: (result message includesSubstring: '$a').
+	self assert: (result message includesSubstring: 'expected').
+	self assert: result position equals: 0.
+	self assert: (parser parse: 'a' readStream) equals: $a.
 	self assert: (result := parser parse: 'b' readStream) isPetitFailure.
-	self assert: (result message findString: '$a') > 0.
-	self assert: (result message findString: 'expected') > 0.
-	self assert: (result position = 0)
+	self assert: (result message includesSubstring: '$a').
+	self assert: (result message includesSubstring: 'expected').
+	self assert: result position equals: 0
 !
 
 testParseOnError0
 	| parser result seen |
 	parser := $a asParser.
-
 	result := parser parse: 'a' onError: [ self signalFailure: 'Not supposed to report an error' ].
-	self assert: result = $a.
-
+	self assert: result equals: $a.
 	result := parser parse: 'b' onError: [ seen := true ].
 	self assert: result.
 	self assert: seen
@@ -1317,15 +1479,15 @@
 testParseOnError1
 	| parser result seen |
 	parser := $a asParser.
-
 	result := parser parse: 'a' onError: [ self signalFailure: 'Not supposed to report an error' ].
-	self assert: result = $a.
-	
-	result := parser parse: 'b' onError: [ :failure | 
-		self assert: (failure position = 0).
-		self assert: (failure message findString: '$a') > 0.
-		self assert: (failure message findString: 'expected') > 0.
-		seen := true ].
+	self assert: result equals: $a.
+	result := parser
+		parse: 'b'
+		onError: [ :failure | 
+			self assert: failure position equals: 0.
+			self assert: (failure message includesSubstring: '$a').
+			self assert: (failure message includesSubstring: 'expected').
+			seen := true ].
 	self assert: result.
 	self assert: seen
 !
@@ -1333,15 +1495,15 @@
 testParseOnError2
 	| parser result seen |
 	parser := $a asParser.
-	
 	result := parser parse: 'a' onError: [ self signalFailure: 'Not supposed to report an error' ].
-	self assert: result = $a.
-
-	result := parser parse: 'b' onError: [ :msg :pos | 
-		self assert: (msg findString: '$a') > 0.
-		self assert: (msg findString: 'expected') > 0.
-		self assert: pos = 0.
-		seen := true ].
+	self assert: result equals: $a.
+	result := parser
+		parse: 'b'
+		onError: [ :msg :pos | 
+			self assert: (msg includesSubstring: '$a').
+			self assert: (msg includesSubstring: 'expected').
+			self assert: pos equals: 0.
+			seen := true ].
 	self assert: result.
 	self assert: seen
 !
@@ -1366,6 +1528,11 @@
     ^ '$Header: /cvs/stx/stx/goodies/petitparser/PPParserTest.st,v 1.4 2014-03-04 14:34:21 cg Exp $'
 !
 
+version_HG
+
+    ^ '$Changeset: <not expanded> $'
+!
+
 version_SVN
     ^ '$Id: PPParserTest.st,v 1.4 2014-03-04 14:34:21 cg Exp $'
 ! !