| author | sr |
| Wed, 04 Jul 2018 15:30:19 +0200 | |
| changeset 611 | 38338f2de417 |
| parent 570 | e4265d48b39c |
| permissions | -rw-r--r-- |
| 570 | 1 |
"{ Package: 'stx:goodies/petitparser/tests' }"
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"{ NameSpace: Smalltalk }"
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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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self assert: parser parse: 'foobar' to: #('foo' 'bar') end: 3.
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self assert: parser fail: 'foobaz'. |
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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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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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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: $b asParser. |
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self assert: parser parse: 'a' to: #($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 $b). |
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self assert: parser parse: 'ac' to: #($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 $b) end: 4. |
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self assert: parser fail: ''. |
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self assert: parser fail: 'b'. |
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self assert: parser fail: 'c' |
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! |
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testDelimitedByWithoutSeparators |
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| parser | |
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parser := ($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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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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! |
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testLiteralObjectCaseInsensitive |
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| parser | |
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parser := $a asParser caseInsensitive. |
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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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! |
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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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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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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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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 $a) end: 2. |
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self assert: (parser printString endsWith: '[0, 2]') |
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! |
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testMaxGreedy |
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| parser | |
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parser := #word asParser max: 2 greedy: #digit asParser. |
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self assert: parser fail: ''. |
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self assert: parser fail: 'abc'. |
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self assert: parser parse: '1' to: #() end: 0. |
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self assert: parser parse: 'a1' to: #($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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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 := $a asParser min: 2. |
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self assert: parser min = 2. |
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self assert: parser max > parser min. |
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self assert: parser fail: ''. |
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self assert: parser fail: 'a'. |
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self assert: parser parse: 'aa' to: #($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 $a). |
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self assert: (parser printString endsWith: '[2, *]') |
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! |
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testMinGreedy |
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| parser | |
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parser := #word asParser min: 2 greedy: #digit asParser. |
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self assert: parser fail: ''. |
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self assert: parser fail: 'abcde'. |
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self assert: parser fail: '1'. |
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self assert: parser fail: 'a1'. |
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self assert: parser parse: 'ab1' to: #($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 $3) end: 8 |
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! |
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testMinLazy |
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| parser | |
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parser := #word asParser min: 2 lazy: #digit asParser. |
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self assert: parser fail: ''. |
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self assert: parser fail: 'abcde'. |
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self assert: parser fail: '1'. |
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self assert: parser fail: 'a1'. |
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self assert: parser parse: 'ab1' to: #($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 $b) end: 2. |
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self assert: parser parse: 'abc12' to: #($a $b $c) end: 3. |
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self assert: parser parse: 'abcd12' to: #($a $b $c $d) end: 4. |
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self assert: parser parse: 'abcde12' to: #($a $b $c $d $e) end: 5. |
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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 $b) end: 2. |
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self assert: parser parse: 'abc123' to: #($a $b $c) end: 3. |
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self assert: parser parse: 'abcd123' to: #($a $b $c $d) end: 4. |
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self assert: parser parse: 'abcde123' to: #($a $b $c $d $e) end: 5. |
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self assert: parser parse: '1234' to: #($1 $2) end: 2. |
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self assert: parser parse: 'a1234' to: #($a $1) end: 2. |
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self assert: parser parse: 'ab1234' to: #($a $b) end: 2. |
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self assert: parser parse: 'abc1234' to: #($a $b $c) end: 3. |
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self assert: parser parse: 'abcd1234' to: #($a $b $c $d) end: 4. |
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self assert: parser parse: 'abcde1234' to: #($a $b $c $d $e) end: 5 |
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! |
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testMinMax |
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| parser | |
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parser := $a asParser min: 2 max: 4. |
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self assert: parser min = 2. |
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self assert: parser max = 4. |
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self assert: parser fail: ''. |
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self assert: parser fail: 'a'. |
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self assert: parser parse: 'aa' to: #($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 $a). |
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self assert: parser parse: 'aaaaa' to: #($a $a $a $a) end: 4. |
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self assert: parser parse: 'aaaaaa' to: #($a $a $a $a) end: 4. |
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self assert: (parser printString endsWith: '[2, 4]') |
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! |
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testMinMaxGreedy |
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| parser | |
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parser := #word asParser min: 2 max: 4 greedy: #digit asParser. |
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self assert: parser fail: ''. |
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self assert: parser fail: 'abcde'. |
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self assert: parser fail: '1'. |
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self assert: parser fail: 'a1'. |
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self assert: parser parse: 'ab1' to: #($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 $d) end: 4. |
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self assert: parser fail: 'abcde1'. |
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self assert: parser fail: '12'. |
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self assert: parser parse: 'a12' to: #($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) end: 4. |
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self assert: parser fail: 'abcde12'. |
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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 $1) end: 4. |
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self assert: parser parse: 'abcd123' to: #($a $b $c $d) end: 4. |
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self assert: parser fail: 'abcde123'. |
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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 $2) end: 4. |
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self assert: parser parse: 'abc1234' to: #($a $b $c $1) end: 4. |
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self assert: parser parse: 'abcd1234' to: #($a $b $c $d) end: 4. |
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self assert: parser fail: 'abcde1234' |
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! |
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testMinMaxLazy |
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| parser | |
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parser := #word asParser min: 2 max: 4 lazy: #digit asParser. |
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||
412 |
self assert: parser fail: ''. |
|
413 |
self assert: parser fail: 'abcde'. |
|
414 |
||
415 |
self assert: parser fail: '1'. |
|
416 |
self assert: parser fail: 'a1'. |
|
417 |
self assert: parser parse: 'ab1' to: #($a $b) end: 2. |
|
418 |
self assert: parser parse: 'abc1' to: #($a $b $c) end: 3. |
|
419 |
self assert: parser parse: 'abcd1' to: #($a $b $c $d) end: 4. |
|
420 |
self assert: parser fail: 'abcde1'. |
|
421 |
||
422 |
self assert: parser fail: '12'. |
|
423 |
self assert: parser parse: 'a12' to: #($a $1) end: 2. |
|
424 |
self assert: parser parse: 'ab12' to: #($a $b) end: 2. |
|
425 |
self assert: parser parse: 'abc12' to: #($a $b $c) end: 3. |
|
426 |
self assert: parser parse: 'abcd12' to: #($a $b $c $d) end: 4. |
|
427 |
self assert: parser fail: 'abcde12'. |
|
428 |
||
429 |
self assert: parser parse: '123' to: #($1 $2) end: 2. |
|
430 |
self assert: parser parse: 'a123' to: #($a $1) end: 2. |
|
431 |
self assert: parser parse: 'ab123' to: #($a $b) end: 2. |
|
432 |
self assert: parser parse: 'abc123' to: #($a $b $c) end: 3. |
|
433 |
self assert: parser parse: 'abcd123' to: #($a $b $c $d) end: 4. |
|
434 |
self assert: parser fail: 'abcde123'. |
|
435 |
||
436 |
self assert: parser parse: '1234' to: #($1 $2) end: 2. |
|
437 |
self assert: parser parse: 'a1234' to: #($a $1) end: 2. |
|
438 |
self assert: parser parse: 'ab1234' to: #($a $b) end: 2. |
|
439 |
self assert: parser parse: 'abc1234' to: #($a $b $c) end: 3. |
|
440 |
self assert: parser parse: 'abcd1234' to: #($a $b $c $d) end: 4. |
|
441 |
self assert: parser fail: 'abcde1234' |
|
442 |
! |
|
443 |
||
444 |
testNegate |
|
445 |
| parser | |
|
446 |
parser := 'foo' asParser negate. |
|
447 |
||
448 |
self assert: parser parse: 'f' to: $f end: 1. |
|
449 |
self assert: parser parse: 'fo' to: $f end: 1. |
|
450 |
self assert: parser parse: 'fob' to: $f end: 1. |
|
451 |
self assert: parser parse: 'ffoo' to: $f end: 1. |
|
452 |
||
453 |
self assert: parser fail: ''. |
|
454 |
self assert: parser fail: 'foo' |
|
455 |
! |
|
456 |
||
457 |
testNot |
|
458 |
| parser | |
|
459 |
parser := 'foo' asParser flatten , 'bar' asParser flatten not. |
|
460 |
||
461 |
self assert: parser parse: 'foobaz' to: #('foo' nil) end: 3.
|
|
462 |
self assert: parser fail: 'foobar' |
|
463 |
! |
|
464 |
||
465 |
testOptional |
|
466 |
| parser | |
|
467 |
parser := $a asParser optional. |
|
468 |
||
469 |
self assert: parser parse: '' to: nil. |
|
470 |
self assert: parser parse: 'a' to: $a. |
|
471 |
||
472 |
self assert: parser parse: 'aa' to: $a end: 1. |
|
473 |
self assert: parser parse: 'ab' to: $a end: 1. |
|
474 |
self assert: parser parse: 'b' to: nil end: 0. |
|
475 |
self assert: parser parse: 'bb' to: nil end: 0. |
|
476 |
self assert: parser parse: 'ba' to: nil end: 0 |
|
477 |
! |
|
478 |
||
479 |
testPluggable |
|
480 |
| block parser | |
|
481 |
block := [ :stream | stream position ]. |
|
482 |
parser := block asParser. |
|
483 |
self assert: parser block = block |
|
484 |
! |
|
485 |
||
486 |
testPlus |
|
487 |
| parser | |
|
488 |
parser := $a asParser plus. |
|
489 |
||
490 |
self assert: parser min = 1. |
|
491 |
self assert: parser max > parser min. |
|
492 |
||
493 |
self assert: parser parse: 'a' to: #($a). |
|
494 |
self assert: parser parse: 'aa' to: #($a $a). |
|
495 |
self assert: parser parse: 'aaa' to: #($a $a $a). |
|
496 |
||
497 |
self assert: parser parse: 'ab' to: #($a) end: 1. |
|
498 |
self assert: parser parse: 'aab' to: #($a $a) end: 2. |
|
499 |
self assert: parser parse: 'aaab' to: #($a $a $a) end: 3. |
|
500 |
||
501 |
self assert: parser fail: ''. |
|
502 |
self assert: parser fail: 'b'. |
|
503 |
self assert: parser fail: 'ba' |
|
504 |
! |
|
505 |
||
506 |
testPlusGreedy |
|
507 |
| limit parser | |
|
508 |
limit := #digit asParser. |
|
509 |
parser := #word asParser plusGreedy: limit. |
|
510 |
||
511 |
self assert: parser min = 1. |
|
512 |
self assert: parser max > parser min. |
|
513 |
self assert: parser limit = limit. |
|
514 |
self assert: parser children size = 2. |
|
515 |
self assert: parser children last = limit. |
|
516 |
||
517 |
self assert: parser fail: ''. |
|
518 |
self assert: parser fail: '1'. |
|
519 |
self assert: parser fail: 'a'. |
|
520 |
self assert: parser fail: 'ab'. |
|
521 |
||
522 |
self assert: parser parse: 'a1' to: #($a) end: 1. |
|
523 |
self assert: parser parse: 'ab1' to: #($a $b) end: 2. |
|
524 |
self assert: parser parse: 'abc1' to: #($a $b $c) end: 3. |
|
525 |
self assert: parser parse: 'a12' to: #($a $1) end: 2. |
|
526 |
self assert: parser parse: 'ab12' to: #($a $b $1) end: 3. |
|
527 |
self assert: parser parse: 'abc12' to: #($a $b $c $1) end: 4. |
|
528 |
self assert: parser parse: 'a123' to: #($a $1 $2) end: 3. |
|
529 |
self assert: parser parse: 'ab123' to: #($a $b $1 $2) end: 4. |
|
530 |
self assert: parser parse: 'abc123' to: #($a $b $c $1 $2) end: 5. |
|
531 |
! |
|
532 |
||
533 |
testPlusLazy |
|
534 |
| limit parser | |
|
535 |
limit := #digit asParser. |
|
536 |
parser := #word asParser plusLazy: limit. |
|
537 |
||
538 |
self assert: parser min = 1. |
|
539 |
self assert: parser max > parser min. |
|
540 |
self assert: parser limit = limit. |
|
541 |
self assert: parser children size = 2. |
|
542 |
self assert: parser children last = limit. |
|
543 |
||
544 |
self assert: parser fail: ''. |
|
545 |
self assert: parser fail: '1'. |
|
546 |
self assert: parser fail: 'a'. |
|
547 |
self assert: parser fail: 'ab'. |
|
548 |
||
549 |
self assert: parser parse: 'a1' to: #($a) end: 1. |
|
550 |
self assert: parser parse: 'ab1' to: #($a $b) end: 2. |
|
551 |
self assert: parser parse: 'abc1' to: #($a $b $c) end: 3. |
|
552 |
self assert: parser parse: 'a12' to: #($a) end: 1. |
|
553 |
self assert: parser parse: 'ab12' to: #($a $b) end: 2. |
|
554 |
self assert: parser parse: 'abc12' to: #($a $b $c) end: 3. |
|
555 |
self assert: parser parse: 'a123' to: #($a) end: 1. |
|
556 |
self assert: parser parse: 'ab123' to: #($a $b) end: 2. |
|
557 |
self assert: parser parse: 'abc123' to: #($a $b $c) end: 3 |
|
558 |
! |
|
559 |
||
560 |
testSeparatedBy |
|
561 |
| parser | |
|
562 |
parser := $a asParser separatedBy: $b asParser. |
|
563 |
||
564 |
self assert: parser parse: 'a' to: #($a). |
|
565 |
self assert: parser parse: 'aba' to: #($a $b $a). |
|
566 |
self assert: parser parse: 'ababa' to: #($a $b $a $b $a). |
|
567 |
||
568 |
self assert: parser parse: 'ab' to: #($a) end: 1. |
|
569 |
self assert: parser parse: 'abab' to: #($a $b $a) end: 3. |
|
570 |
self assert: parser parse: 'ac' to: #($a) end: 1. |
|
571 |
self assert: parser parse: 'abac' to: #($a $b $a) end: 3. |
|
572 |
||
573 |
self assert: parser fail: ''. |
|
574 |
self assert: parser fail: 'c' |
|
575 |
! |
|
576 |
||
577 |
testSeparatedByWithoutSeparators |
|
578 |
| parser | |
|
579 |
parser := ($a asParser separatedBy: $b asParser) |
|
580 |
withoutSeparators. |
|
581 |
||
582 |
self assert: parser parse: 'a' to: #($a). |
|
583 |
self assert: parser parse: 'aba' to: #($a $a). |
|
584 |
self assert: parser parse: 'ababa' to: #($a $a $a). |
|
585 |
||
586 |
self assert: parser parse: 'ab' to: #($a) end: 1. |
|
587 |
self assert: parser parse: 'abab' to: #($a $a) end: 3. |
|
588 |
self assert: parser parse: 'ac' to: #($a) end: 1. |
|
589 |
self assert: parser parse: 'abac' to: #($a $a) end: 3. |
|
590 |
||
591 |
self assert: parser fail: ''. |
|
592 |
self assert: parser fail: 'c' |
|
593 |
! |
|
594 |
||
595 |
testSequence |
|
596 |
| parser | |
|
597 |
parser := $a asParser , $b asParser. |
|
598 |
||
599 |
self assert: parser parse: 'ab' to: #($a $b). |
|
600 |
||
601 |
self assert: parser parse: 'aba' to: #($a $b) end: 2. |
|
602 |
self assert: parser parse: 'abb' to: #($a $b) end: 2. |
|
603 |
||
604 |
self assert: parser fail: ''. |
|
605 |
self assert: parser fail: 'a'. |
|
606 |
self assert: parser fail: 'aa'. |
|
607 |
self assert: parser fail: 'ba'. |
|
608 |
self assert: parser fail: 'bab' |
|
609 |
! |
|
610 |
||
611 |
testStar |
|
612 |
| parser | |
|
613 |
parser := $a asParser star. |
|
614 |
||
615 |
self assert: parser min = 0. |
|
616 |
self assert: parser max > parser min. |
|
617 |
||
618 |
self assert: parser parse: '' to: #(). |
|
619 |
self assert: parser parse: 'a' to: #($a). |
|
620 |
self assert: parser parse: 'aa' to: #($a $a). |
|
621 |
self assert: parser parse: 'aaa' to: #($a $a $a). |
|
622 |
||
623 |
self assert: parser parse: 'b' to: #() end: 0. |
|
624 |
self assert: parser parse: 'ab' to: #($a) end: 1. |
|
625 |
self assert: parser parse: 'aab' to: #($a $a) end: 2. |
|
626 |
self assert: parser parse: 'aaab' to: #($a $a $a) end: 3 |
|
627 |
! |
|
628 |
||
629 |
testStarGreedy |
|
630 |
| limit parser | |
|
631 |
limit := #digit asParser. |
|
632 |
parser := #word asParser starGreedy: limit. |
|
633 |
||
634 |
self assert: parser min = 0. |
|
635 |
self assert: parser max > parser min. |
|
636 |
self assert: parser limit = limit. |
|
637 |
self assert: parser children size = 2. |
|
638 |
self assert: parser children last = limit. |
|
639 |
||
640 |
self assert: parser fail: ''. |
|
641 |
self assert: parser fail: 'a'. |
|
642 |
self assert: parser fail: 'ab'. |
|
643 |
||
644 |
self assert: parser parse: '1' to: #() end: 0. |
|
645 |
self assert: parser parse: 'a1' to: #($a) end: 1. |
|
646 |
self assert: parser parse: 'ab1' to: #($a $b) end: 2. |
|
647 |
self assert: parser parse: 'abc1' to: #($a $b $c) end: 3. |
|
648 |
self assert: parser parse: '12' to: #($1) end: 1. |
|
649 |
self assert: parser parse: 'a12' to: #($a $1) end: 2. |
|
650 |
self assert: parser parse: 'ab12' to: #($a $b $1) end: 3. |
|
651 |
self assert: parser parse: 'abc12' to: #($a $b $c $1) end: 4. |
|
652 |
self assert: parser parse: '123' to: #($1 $2) end: 2. |
|
653 |
self assert: parser parse: 'a123' to: #($a $1 $2) end: 3. |
|
654 |
self assert: parser parse: 'ab123' to: #($a $b $1 $2) end: 4. |
|
655 |
self assert: parser parse: 'abc123' to: #($a $b $c $1 $2) end: 5 |
|
656 |
! |
|
657 |
||
658 |
testStarLazy |
|
659 |
| limit parser | |
|
660 |
limit := #digit asParser. |
|
661 |
parser := #word asParser starLazy: limit. |
|
662 |
||
663 |
self assert: parser min = 0. |
|
664 |
self assert: parser max > parser min. |
|
665 |
self assert: parser limit = limit. |
|
666 |
self assert: parser children size = 2. |
|
667 |
self assert: parser children last = limit. |
|
668 |
||
669 |
self assert: parser fail: ''. |
|
670 |
self assert: parser fail: 'a'. |
|
671 |
self assert: parser fail: 'ab'. |
|
672 |
||
673 |
self assert: parser parse: '1' to: #() end: 0. |
|
674 |
self assert: parser parse: 'a1' to: #($a) end: 1. |
|
675 |
self assert: parser parse: 'ab1' to: #($a $b) end: 2. |
|
676 |
self assert: parser parse: 'abc1' to: #($a $b $c) end: 3. |
|
677 |
self assert: parser parse: '12' to: #() end: 0. |
|
678 |
self assert: parser parse: 'a12' to: #($a) end: 1. |
|
679 |
self assert: parser parse: 'ab12' to: #($a $b) end: 2. |
|
680 |
self assert: parser parse: 'abc12' to: #($a $b $c) end: 3. |
|
681 |
self assert: parser parse: '123' to: #() end: 0. |
|
682 |
self assert: parser parse: 'a123' to: #($a) end: 1. |
|
683 |
self assert: parser parse: 'ab123' to: #($a $b) end: 2. |
|
684 |
self assert: parser parse: 'abc123' to: #($a $b $c) end: 3 |
|
685 |
! |
|
686 |
||
687 |
testTimes |
|
688 |
| parser | |
|
689 |
parser := $a asParser times: 2. |
|
690 |
||
691 |
self assert: parser fail: ''. |
|
692 |
self assert: parser fail: 'a'. |
|
693 |
self assert: parser parse: 'aa' to: #($a $a). |
|
694 |
self assert: parser parse: 'aaa' to: #($a $a) end: 2 |
|
695 |
! |
|
696 |
||
697 |
testUnresolved |
|
698 |
| parser | |
|
699 |
parser := PPUnresolvedParser new. |
|
700 |
||
701 |
self assert: parser isUnresolved. |
|
702 |
self should: [ parser parse: '' ] raise: Error. |
|
703 |
self should: [ parser parse: 'a' ] raise: Error. |
|
704 |
self should: [ parser parse: 'ab' ] raise: Error. |
|
705 |
||
706 |
parser := nil asParser. |
|
707 |
self deny: parser isUnresolved |
|
708 |
! |
|
709 |
||
710 |
testWrapped |
|
711 |
| parser | |
|
712 |
parser := $a asParser wrapped. |
|
713 |
||
714 |
self assert: parser parse: 'a' to: $a. |
|
715 |
self assert: parser fail: 'b'. |
|
716 |
||
717 |
parser := (($a asParser , $b asParser ) wrapped , $c asParser). |
|
718 |
self assert: parser parse: 'abc' to: #(#($a $b) $c) |
|
719 |
! |
|
720 |
||
721 |
testXor |
|
722 |
| parser | |
|
723 |
parser := ($a asParser / $b asParser) |
|
724 |
| ($b asParser / $c asParser). |
|
725 |
||
726 |
self assert: parser parse: 'a' to: $a. |
|
727 |
self assert: parser parse: 'c' to: $c. |
|
728 |
||
729 |
self assert: parser fail: ''. |
|
730 |
self assert: parser fail: 'b'. |
|
731 |
self assert: parser fail: 'd'. |
|
732 |
||
733 |
" truly symmetric " |
|
734 |
parser := ($b asParser / $c asParser) |
|
735 |
| ($a asParser / $b asParser). |
|
736 |
||
737 |
self assert: parser parse: 'a' to: $a. |
|
738 |
self assert: parser parse: 'c' to: $c. |
|
739 |
||
740 |
self assert: parser fail: ''. |
|
741 |
self assert: parser fail: 'b'. |
|
742 |
self assert: parser fail: 'd' |
|
743 |
! ! |
|
744 |
||
745 |
!PPParserTest methodsFor:'testing-accessing'! |
|
746 |
||
747 |
testNamed |
|
748 |
| parser | |
|
749 |
parser := PPSequenceParser new. |
|
750 |
self assert: parser name isNil. |
|
751 |
||
752 |
parser := PPChoiceParser named: 'choice'. |
|
753 |
self assert: parser name = 'choice'. |
|
754 |
||
755 |
parser := $* asParser name: 'star'. |
|
756 |
self assert: parser name = 'star' |
|
757 |
! |
|
758 |
||
759 |
testPrint |
|
760 |
| parser | |
|
761 |
parser := PPParser new. |
|
762 |
self assert: (parser printString findString: 'PPParser') > 0. |
|
763 |
||
764 |
parser := PPParser named: 'choice'. |
|
765 |
self assert: (parser printString findString: 'PPParser(choice') > 0. |
|
766 |
||
767 |
parser := PPLiteralObjectParser on: $a. |
|
768 |
self assert: (parser printString findString: '$a') > 0. |
|
769 |
||
770 |
parser := PPFailingParser message: 'error'. |
|
771 |
self assert: (parser printString findString: 'error') > 0. |
|
772 |
||
773 |
parser := PPPredicateObjectParser on: [ :c | true ] message: 'error'. |
|
774 |
self assert: (parser printString findString: 'error') > 0 |
|
775 |
! ! |
|
776 |
||
777 |
!PPParserTest methodsFor:'testing-fixtures'! |
|
778 |
||
779 |
testSideEffectChoice |
|
780 |
"Adding another element to a choice should create a copy, otherwise we get unwanted side-effects." |
|
781 |
||
782 |
| p1 p2 p3 | |
|
783 |
p1 := $a asParser. |
|
784 |
p2 := p1 / $b asParser. |
|
785 |
p3 := p1 / $c asParser. |
|
786 |
||
787 |
self assert: p1 parse: 'a'. |
|
788 |
self assert: p1 fail: 'b'. |
|
789 |
self assert: p1 fail: 'c'. |
|
790 |
||
791 |
self assert: p2 parse: 'a'. |
|
792 |
self assert: p2 parse: 'b'. |
|
793 |
self assert: p2 fail: 'c'. |
|
794 |
||
795 |
self assert: p3 parse: 'a'. |
|
796 |
self assert: p3 fail: 'b'. |
|
797 |
self assert: p3 parse: 'c' |
|
798 |
! |
|
799 |
||
800 |
testSideEffectListCopy |
|
801 |
| old new | |
|
802 |
old := $a asParser , $b asParser. |
|
803 |
new := old copy. |
|
804 |
||
805 |
self deny: old == new. |
|
806 |
self deny: old children == new children. |
|
807 |
self assert: old children first == new children first. |
|
808 |
self assert: old children last == new children last |
|
809 |
! |
|
810 |
||
811 |
testSideEffectSequence |
|
812 |
"Adding another element to a sequence should create a copy, otherwise we get unwanted side-effects." |
|
813 |
||
814 |
| p1 p2 p3 | |
|
815 |
p1 := $a asParser. |
|
816 |
p2 := p1 , $b asParser. |
|
817 |
p3 := p1 , $c asParser. |
|
818 |
||
819 |
self assert: p1 parse: 'a'. |
|
820 |
self assert: p1 parse: 'ab' end: 1. |
|
821 |
self assert: p1 parse: 'ac' end: 1. |
|
822 |
||
823 |
self assert: p2 fail: 'a'. |
|
824 |
self assert: p2 parse: 'ab'. |
|
825 |
self assert: p2 fail: 'ac'. |
|
826 |
||
827 |
self assert: p3 fail: 'a'. |
|
828 |
self assert: p3 fail: 'ab'. |
|
829 |
self assert: p3 parse: 'ac' |
|
830 |
! ! |
|
831 |
||
832 |
!PPParserTest methodsFor:'testing-mapping'! |
|
833 |
||
834 |
testAction |
|
835 |
| block parser | |
|
836 |
block := [ :char | char asUppercase ]. |
|
837 |
parser := #any asParser ==> block. |
|
838 |
self assert: parser block = block. |
|
839 |
||
840 |
self assert: parser parse: 'a' to: $A. |
|
841 |
self assert: parser parse: 'b' to: $B |
|
842 |
! |
|
843 |
||
844 |
testAnswer |
|
845 |
| parser | |
|
846 |
parser := $a asParser answer: $b. |
|
847 |
||
848 |
self assert: parser parse: 'a' to: $b. |
|
849 |
||
850 |
self assert: parser fail: ''. |
|
851 |
self assert: parser fail: 'b' |
|
852 |
! |
|
853 |
||
854 |
testFlatten |
|
855 |
| parser | |
|
856 |
parser := $a asParser flatten. |
|
857 |
||
858 |
self assert: parser parse: 'a' to: 'a'. |
|
859 |
self assert: parser parse: #($a) to: #($a). |
|
860 |
||
861 |
self assert: parser fail: ''. |
|
862 |
self assert: parser fail: 'b' |
|
863 |
! |
|
864 |
||
865 |
testFoldLeft2 |
|
866 |
| parser | |
|
867 |
parser := #any asParser star |
|
868 |
foldLeft: [ :a :b | Array with: a with: b ]. |
|
869 |
||
870 |
self assert: parser parse: #(a) to: #a. |
|
871 |
self assert: parser parse: #(a b) to: #(a b). |
|
872 |
self assert: parser parse: #(a b c) to: #((a b) c). |
|
873 |
self assert: parser parse: #(a b c d) to: #(((a b) c) d). |
|
874 |
self assert: parser parse: #(a b c d e) to: #((((a b) c) d) e) |
|
875 |
! |
|
876 |
||
877 |
testFoldLeft3 |
|
878 |
| parser | |
|
879 |
parser := #any asParser star |
|
880 |
foldLeft: [ :a :b :c | Array with: a with: b with: c ]. |
|
881 |
||
882 |
self assert: parser parse: #(a) to: #a. |
|
883 |
self assert: parser parse: #(a b c) to: #(a b c). |
|
884 |
self assert: parser parse: #(a b c d e) to: #((a b c) d e) |
|
885 |
! |
|
886 |
||
887 |
testFoldRight2 |
|
888 |
| parser | |
|
889 |
parser := #any asParser star |
|
890 |
foldRight: [ :a :b | Array with: a with: b ]. |
|
891 |
||
892 |
self assert: parser parse: #(a) to: #a. |
|
893 |
self assert: parser parse: #(a b) to: #(a b). |
|
894 |
self assert: parser parse: #(a b c) to: #(a (b c)). |
|
895 |
self assert: parser parse: #(a b c d) to: #(a (b (c d))). |
|
896 |
self assert: parser parse: #(a b c d e) to: #(a (b (c (d e)))) |
|
897 |
! |
|
898 |
||
899 |
testFoldRight3 |
|
900 |
| parser | |
|
901 |
parser := #any asParser star |
|
902 |
foldRight: [ :a :b :c | Array with: a with: b with: c ]. |
|
903 |
||
904 |
self assert: parser parse: #(a) to: #a. |
|
905 |
self assert: parser parse: #(a b c) to: #(a b c). |
|
906 |
self assert: parser parse: #(a b c d e) to: #(a b (c d e)) |
|
907 |
! |
|
908 |
||
909 |
testMap1 |
|
910 |
| parser | |
|
911 |
parser := #any asParser |
|
912 |
map: [ :a | Array with: a ]. |
|
913 |
||
914 |
self assert: parser parse: #(a) to: #(a) |
|
915 |
! |
|
916 |
||
917 |
testMap2 |
|
918 |
| parser | |
|
919 |
parser := (#any asParser , #any asParser) |
|
920 |
map: [ :a :b | Array with: b with: a ]. |
|
921 |
||
922 |
self assert: parser parse: #(a b) to: #(b a) |
|
923 |
! |
|
924 |
||
925 |
testMap3 |
|
926 |
| parser | |
|
927 |
parser := (#any asParser , #any asParser , #any asParser) |
|
928 |
map: [ :a :b :c | Array with: c with: b with: a ]. |
|
929 |
||
930 |
self assert: parser parse: #(a b c) to: #(c b a) |
|
931 |
! |
|
932 |
||
933 |
testMapFail1 |
|
934 |
self |
|
935 |
should: [ #any asParser map: [ ] ] |
|
936 |
raise: Error. |
|
937 |
self |
|
938 |
should: [ #any asParser map: [ :a :b | ] ] |
|
939 |
raise: Error |
|
940 |
! |
|
941 |
||
942 |
testMapFail2 |
|
943 |
self |
|
944 |
should: [ (#any asParser , #any asParser) map: [ :a | ] ] |
|
945 |
raise: Error. |
|
946 |
self |
|
947 |
should: [ (#any asParser , #any asParser) map: [ :a :b :c | ] ] |
|
948 |
raise: Error |
|
949 |
! |
|
950 |
||
951 |
testPermutation |
|
952 |
| parser | |
|
953 |
parser := #any asParser , #any asParser , #any asParser. |
|
954 |
||
955 |
self assert: (parser permutation: #()) parse: '123' to: #(). |
|
956 |
self assert: (parser permutation: #(1)) parse: '123' to: #($1). |
|
957 |
self assert: (parser permutation: #(1 3)) parse: '123' to: #($1 $3). |
|
958 |
self assert: (parser permutation: #(3 1)) parse: '123' to: #($3 $1). |
|
959 |
self assert: (parser permutation: #(2 2)) parse: '123' to: #($2 $2). |
|
960 |
self assert: (parser permutation: #(3 2 1)) parse: '123' to: #($3 $2 $1). |
|
961 |
||
962 |
self should: [ parser permutation: #(0) ] raise: Error. |
|
963 |
self should: [ parser permutation: #(4) ] raise: Error. |
|
964 |
self should: [ parser permutation: #($2) ] raise: Error |
|
965 |
! |
|
966 |
||
967 |
testToken |
|
968 |
| parser | |
|
969 |
parser := $a asParser token. |
|
970 |
self assert: parser tokenClass = PPToken. |
|
971 |
self assert: parser parse: 'a' toToken: 1 stop: 1. |
|
972 |
self assert: parser fail: 'b'. |
|
973 |
self assert: parser fail: ''. |
|
974 |
||
975 |
parser := $a asParser token: PPToken. |
|
976 |
self assert: parser tokenClass = PPToken. |
|
977 |
self assert: parser parse: 'a' toToken: 1 stop: 1. |
|
978 |
self assert: parser fail: ''. |
|
979 |
self assert: parser fail: 'b' |
|
980 |
! |
|
981 |
||
982 |
testTrim |
|
983 |
| parser | |
|
984 |
parser := $a asParser token trim. |
|
985 |
||
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 ' toToken: 1 stop: 1. |
|
989 |
self assert: parser parse: 'a ' toToken: 1 stop: 1. |
|
990 |
self assert: parser parse: 'a |
|
991 |
' toToken: 1 stop: 1. |
|
992 |
||
993 |
self assert: parser parse: 'a' toToken: 1 stop: 1. |
|
994 |
self assert: parser parse: ' a' toToken: 2 stop: 2. |
|
995 |
self assert: parser parse: ' a' toToken: 2 stop: 2. |
|
996 |
self assert: parser parse: ' a' toToken: 5 stop: 5. |
|
997 |
self assert: parser parse: ' |
|
998 |
a' toToken: 5 stop: 5. |
|
999 |
||
1000 |
self assert: parser parse: 'aa' toToken: 1 stop: 1 end: 1. |
|
1001 |
self assert: parser parse: 'a a' toToken: 1 stop: 1 end: 2. |
|
1002 |
self assert: parser parse: 'a a' toToken: 1 stop: 1 end: 3. |
|
1003 |
||
1004 |
self assert: parser fail: ''. |
|
1005 |
self assert: parser fail: 'b' |
|
1006 |
! |
|
1007 |
||
1008 |
testTrimBlanks |
|
1009 |
| parser | |
|
1010 |
parser := $a asParser token trimBlanks. |
|
1011 |
||
1012 |
self assert: parser parse: 'a' toToken: 1 stop: 1. |
|
1013 |
self assert: parser parse: 'a ' toToken: 1 stop: 1. |
|
1014 |
self assert: parser parse: 'a ' toToken: 1 stop: 1. |
|
1015 |
self assert: parser parse: 'a ' toToken: 1 stop: 1. |
|
1016 |
||
1017 |
self assert: parser parse: 'a' toToken: 1 stop: 1. |
|
1018 |
self assert: parser parse: ' a' toToken: 2 stop: 2. |
|
1019 |
self assert: parser parse: ' a' toToken: 2 stop: 2. |
|
1020 |
self assert: parser parse: ' a' toToken: 5 stop: 5. |
|
1021 |
||
1022 |
self assert: parser parse: 'aa' toToken: 1 stop: 1 end: 1. |
|
1023 |
self assert: parser parse: 'a a' toToken: 1 stop: 1 end: 2. |
|
1024 |
self assert: parser parse: 'a a' toToken: 1 stop: 1 end: 3. |
|
1025 |
||
1026 |
self assert: parser fail: ''. |
|
1027 |
self assert: parser fail: ' |
|
1028 |
'. |
|
1029 |
self assert: parser fail: ' |
|
1030 |
a'. |
|
1031 |
self assert: parser fail: 'b'. |
|
1032 |
! |
|
1033 |
||
1034 |
testTrimCustom |
|
1035 |
| parser | |
|
1036 |
parser := $a asParser token trim: $b asParser. |
|
1037 |
||
1038 |
self assert: parser parse: 'a' toToken: 1 stop: 1. |
|
1039 |
self assert: parser parse: 'ab' toToken: 1 stop: 1. |
|
1040 |
self assert: parser parse: 'abb' toToken: 1 stop: 1. |
|
1041 |
||
1042 |
self assert: parser parse: 'a' toToken: 1 stop: 1. |
|
1043 |
self assert: parser parse: 'ba' toToken: 2 stop: 2. |
|
1044 |
self assert: parser parse: 'bba' toToken: 3 stop: 3. |
|
1045 |
||
1046 |
self assert: parser parse: 'aa' toToken: 1 stop: 1 end: 1. |
|
1047 |
self assert: parser parse: 'ab' toToken: 1 stop: 1 end: 2. |
|
1048 |
self assert: parser parse: 'abba' toToken: 1 stop: 1 end: 3. |
|
1049 |
||
1050 |
self assert: parser fail: ''. |
|
1051 |
self assert: parser fail: 'b' |
|
1052 |
! |
|
1053 |
||
1054 |
testTrimSpaces |
|
1055 |
| parser | |
|
1056 |
parser := $a asParser token trimSpaces. |
|
1057 |
||
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 ' toToken: 1 stop: 1. |
|
1061 |
self assert: parser parse: 'a ' toToken: 1 stop: 1. |
|
1062 |
self assert: parser parse: 'a |
|
1063 |
' toToken: 1 stop: 1. |
|
1064 |
||
1065 |
self assert: parser parse: 'a' toToken: 1 stop: 1. |
|
1066 |
self assert: parser parse: ' a' toToken: 2 stop: 2. |
|
1067 |
self assert: parser parse: ' a' toToken: 2 stop: 2. |
|
1068 |
self assert: parser parse: ' a' toToken: 5 stop: 5. |
|
1069 |
self assert: parser parse: ' |
|
1070 |
a' toToken: 5 stop: 5. |
|
1071 |
||
1072 |
self assert: parser parse: 'aa' toToken: 1 stop: 1 end: 1. |
|
1073 |
self assert: parser parse: 'a a' toToken: 1 stop: 1 end: 2. |
|
1074 |
self assert: parser parse: 'a a' toToken: 1 stop: 1 end: 3. |
|
1075 |
||
1076 |
self assert: parser fail: ''. |
|
1077 |
self assert: parser fail: 'b' |
|
1078 |
! |
|
1079 |
||
1080 |
testWrapping |
|
1081 |
| parser result | |
|
1082 |
parser := #digit asParser plus >=> [ :stream :cc | |
|
1083 |
Array |
|
1084 |
with: stream position |
|
1085 |
with: cc value |
|
1086 |
with: stream position ]. |
|
1087 |
||
1088 |
self assert: parser parse: '1' to: #(0 ($1) 1). |
|
1089 |
self assert: parser parse: '12' to: #(0 ($1 $2) 2). |
|
1090 |
self assert: parser parse: '123' to: #(0 ($1 $2 $3) 3). |
|
1091 |
||
1092 |
result := parser parse: 'a'. |
|
1093 |
self assert: result first = 0. |
|
1094 |
self assert: result second isPetitFailure. |
|
1095 |
self assert: result last = 0 |
|
1096 |
! ! |
|
1097 |
||
1098 |
!PPParserTest methodsFor:'testing-properties'! |
|
1099 |
||
1100 |
testHasProperty |
|
1101 |
| parser | |
|
1102 |
parser := PPParser new. |
|
1103 |
self deny: (parser hasProperty: #foo). |
|
1104 |
parser propertyAt: #foo put: 123. |
|
1105 |
self assert: (parser hasProperty: #foo) |
|
1106 |
! |
|
1107 |
||
1108 |
testPostCopy |
|
1109 |
| parser copy | |
|
1110 |
parser := PPParser new. |
|
1111 |
parser propertyAt: #foo put: true. |
|
1112 |
copy := parser copy. |
|
1113 |
copy propertyAt: #foo put: false. |
|
1114 |
self assert: (parser propertyAt: #foo). |
|
1115 |
self deny: (copy propertyAt: #foo) |
|
1116 |
! |
|
1117 |
||
1118 |
testPropertyAt |
|
1119 |
| parser | |
|
1120 |
parser := PPParser new. |
|
1121 |
self should: [ parser propertyAt: #foo ] raise: Error. |
|
1122 |
parser propertyAt: #foo put: true. |
|
1123 |
self assert: (parser propertyAt: #foo) |
|
1124 |
! |
|
1125 |
||
1126 |
testPropertyAtIfAbsent |
|
1127 |
| parser | |
|
1128 |
parser := PPParser new. |
|
1129 |
self assert: (parser propertyAt: #foo ifAbsent: [ true ]). |
|
1130 |
parser propertyAt: #foo put: true. |
|
1131 |
self assert: (parser propertyAt: #foo ifAbsent: [ false ]) |
|
1132 |
! |
|
1133 |
||
1134 |
testPropertyAtIfAbsentPut |
|
1135 |
| parser | |
|
1136 |
parser := PPParser new. |
|
1137 |
self assert: (parser propertyAt: #foo ifAbsentPut: [ true ]). |
|
1138 |
self assert: (parser propertyAt: #foo ifAbsentPut: [ false ]) |
|
1139 |
! |
|
1140 |
||
1141 |
testRemoveProperty |
|
1142 |
| parser | |
|
1143 |
parser := PPParser new. |
|
1144 |
self should: [ parser removeProperty: #foo ] raise: Error. |
|
1145 |
parser propertyAt: #foo put: true. |
|
1146 |
self assert: (parser removeProperty: #foo) |
|
1147 |
! |
|
1148 |
||
1149 |
testRemovePropertyIfAbsent |
|
1150 |
| parser | |
|
1151 |
parser := PPParser new. |
|
1152 |
self assert: (parser removeProperty: #foo ifAbsent: [ true ]). |
|
1153 |
parser propertyAt: #foo put: true. |
|
1154 |
self assert: (parser removeProperty: #foo ifAbsent: [ false ]) |
|
1155 |
! ! |
|
1156 |
||
1157 |
!PPParserTest methodsFor:'testing-utilities'! |
|
1158 |
||
1159 |
testChildren |
|
1160 |
| p1 p2 p3 | |
|
1161 |
p1 := #lowercase asParser. |
|
1162 |
p2 := p1 ==> #asUppercase. |
|
1163 |
p3 := PPUnresolvedParser new. |
|
1164 |
p3 def: p2 / p3. |
|
1165 |
self assert: p1 children isEmpty. |
|
1166 |
self assert: p2 children size = 1. |
|
1167 |
self assert: p3 children size = 2 |
|
1168 |
! |
|
1169 |
||
1170 |
testFailure |
|
1171 |
| failure | |
|
1172 |
failure := PPFailure message: 'Error' at: 3. |
|
1173 |
||
1174 |
self assert: failure message = 'Error'. |
|
1175 |
self assert: failure position = 3. |
|
1176 |
self assert: failure isPetitFailure. |
|
1177 |
||
1178 |
self deny: 4 isPetitFailure. |
|
1179 |
self deny: 'foo' isPetitFailure |
|
1180 |
! |
|
1181 |
||
1182 |
testListConstructor |
|
1183 |
| p1 p2 p3 | |
|
1184 |
p1 := PPChoiceParser with: $a asParser. |
|
1185 |
p2 := PPChoiceParser with: $a asParser with: $b asParser. |
|
1186 |
p3 := PPChoiceParser withAll: (Array with: $a asParser with: $b asParser with: $c asParser). |
|
1187 |
||
1188 |
self assert: p1 children size = 1. |
|
1189 |
self assert: p2 children size = 2. |
|
1190 |
self assert: p3 children size = 3 |
|
1191 |
! |
|
1192 |
||
1193 |
testMatches |
|
1194 |
| parser | |
|
1195 |
parser := $a asParser. |
|
1196 |
||
1197 |
self assert: (parser matches: 'a'). |
|
1198 |
self deny: (parser matches: 'b'). |
|
1199 |
||
1200 |
self assert: (parser matches: 'a' readStream). |
|
1201 |
self deny: (parser matches: 'b' readStream) |
|
1202 |
! |
|
1203 |
||
1204 |
testMatchesIn |
|
1205 |
| parser result | |
|
1206 |
parser := $a asParser. |
|
1207 |
||
1208 |
result := parser matchesIn: 'abba'. |
|
1209 |
self assert: result size = 2. |
|
1210 |
self assert: result first = $a. |
|
1211 |
self assert: result last = $a. |
|
1212 |
||
1213 |
result := parser matchesIn: 'baaah'. |
|
1214 |
self assert: result size = 3. |
|
1215 |
self assert: result first = $a. |
|
1216 |
self assert: result last = $a |
|
1217 |
! |
|
1218 |
||
1219 |
testMatchesInEmpty |
|
1220 |
"Empty matches should properly advance and match at each position and at the end." |
|
1221 |
||
1222 |
| parser result | |
|
1223 |
parser := [ :stream | stream position ] asParser. |
|
1224 |
||
1225 |
result := parser matchesIn: '123'. |
|
1226 |
self assert: result asArray = #(0 1 2 3) |
|
1227 |
! |
|
1228 |
||
1229 |
testMatchesInOverlapping |
|
1230 |
"Matches that overlap should be properly reported." |
|
1231 |
||
1232 |
| parser result | |
|
1233 |
parser := #digit asParser , #digit asParser. |
|
1234 |
||
1235 |
result := parser matchesIn: 'a123b'. |
|
1236 |
self assert: result size = 2. |
|
1237 |
self assert: result first = #($1 $2). |
|
1238 |
self assert: result last = #($2 $3) |
|
1239 |
! |
|
1240 |
||
1241 |
testMatchesSkipIn |
|
1242 |
| parser result | |
|
1243 |
parser := $a asParser. |
|
1244 |
||
1245 |
result := parser matchesSkipIn: 'abba'. |
|
1246 |
self assert: result size = 2. |
|
1247 |
self assert: result first = $a. |
|
1248 |
self assert: result last = $a. |
|
1249 |
||
1250 |
result := parser matchesSkipIn: 'baaah'. |
|
1251 |
self assert: result size = 3. |
|
1252 |
self assert: result first = $a. |
|
1253 |
self assert: result last = $a |
|
1254 |
! |
|
1255 |
||
1256 |
testMatchesSkipInOverlapping |
|
1257 |
"Matches that overlap should be properly reported." |
|
1258 |
||
1259 |
| parser result | |
|
1260 |
parser := #digit asParser , #digit asParser. |
|
1261 |
||
1262 |
result := parser matchesSkipIn: 'a123b'. |
|
1263 |
self assert: result size = 1. |
|
1264 |
self assert: result first = #($1 $2) |
|
1265 |
! |
|
1266 |
||
1267 |
testMatchingRangesIn |
|
1268 |
| input parser result | |
|
1269 |
input := 'a12b3'. |
|
1270 |
parser := #digit asParser plus. |
|
1271 |
result := parser matchingRangesIn: input. |
|
1272 |
result := result collect: [ :each | input copyFrom: each first to: each last ]. |
|
1273 |
self assert: result size = 3. |
|
1274 |
self assert: result first = '12'. |
|
1275 |
self assert: result second = '2'. |
|
1276 |
self assert: result last = '3' |
|
1277 |
! |
|
1278 |
||
1279 |
testMatchingSkipRangesIn |
|
1280 |
| input parser result | |
|
1281 |
input := 'a12b3'. |
|
1282 |
parser := #digit asParser plus. |
|
1283 |
result := parser matchingSkipRangesIn: input. |
|
1284 |
result := result collect: [ :each | input copyFrom: each first to: each last ]. |
|
1285 |
self assert: result size = 2. |
|
|
e4265d48b39c
initial checkin
Clau |