author | Claus Gittinger <cg@exept.de> |
Sat, 04 Oct 2014 22:29:18 +0200 | |
changeset 1213 | 0de4acfc2597 |
parent 1085 | 29bb4657f206 |
child 1249 | 3b882caff8e6 |
permissions | -rw-r--r-- |
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"{ Package: 'exept:regression' }" |
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"{ NameSpace: RegressionTests }" |
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TestCase subclass:#StreamTests |
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instanceVariableNames:'' |
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classVariableNames:'' |
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poolDictionaries:'' |
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category:'tests-Regression-Streams' |
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! |
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!StreamTests class methodsFor:'documentation'! |
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documentation |
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" |
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documentation to be added. |
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[author:] |
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cg |
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[instance variables:] |
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[class variables:] |
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[see also:] |
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" |
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! ! |
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!StreamTests class methodsFor:'queries'! |
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coveredClassNames |
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^ #( |
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'PositionableStream' |
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) |
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"Created: / 16-09-2011 / 14:56:05 / cg" |
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! ! |
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!StreamTests methodsFor:'setup'! |
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setUp |
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(Smalltalk classNamed:'stx_libcompat') isNil ifTrue:[ |
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(Smalltalk loadPackage:'stx:libcompat') ifFalse:[ |
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self error:'libcompat cannot be loaded'. |
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]. |
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]. |
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stx_libcompat load. |
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! ! |
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!StreamTests methodsFor:'tests'! |
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test01_numberReading_squeak |
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|b s val| |
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b := #[1 2 3 4]. |
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s := b readStream. |
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val := s nextLittleEndianNumber:4. |
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self assert:val = 16r04030201. |
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self assert:( s atEnd ). |
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self assert:( val := #[16r81 16r82 16r83 16r84] readStream nextLittleEndianNumber:4 ) = 16r84838281. |
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self assert:( val := #[16r81 16r82 16r83 16r84 16r85 16r86 16r87 16r88] readStream nextLittleEndianNumber:8 ) = 16r8887868584838281. |
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"/ signed |
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self assert:( val := #[16r01 16r02 16r03 16r04] readStream nextLongMSB:true ) = 16r01020304. |
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self assert:( val := #[16rFF 16rFF 16rFF 16rFF] readStream nextLongMSB:true ) = -1. |
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self assert:( val := #[16r80 16r00 16r00 16r00] readStream nextLongMSB:true ) = -2147483648. |
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s := WriteStream on:ByteArray new. |
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s nextPutLong:16r01020304 MSB:true. |
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self assert:( val := s contents ) = #[16r01 16r02 16r03 16r04]. |
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s := WriteStream on:ByteArray new. |
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s nextLittleEndianNumber:4 put:16r01020304. |
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self assert:( val := s contents ) = #[16r04 16r03 16r02 16r01]. |
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s := WriteStream on:ByteArray new. |
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s nextLittleEndianNumber:8 put:16r0102030405060708. |
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self assert:( val := s contents ) = #[16r08 16r07 16r06 16r05 16r04 16r03 16r02 16r01]. |
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" |
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self run:#test01_numberReading |
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self new test01_numberReading |
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" |
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"Created: / 16-09-2011 / 15:26:10 / cg" |
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! |
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test02_readStream |
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{ |
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#($a $b $c $d $a $b $c $d $a $b $c $d $a $b $c $d) . |
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#[97 98 99 100 97 98 99 100 97 98 99 100] . |
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'abcdabcdabcdabcd' . |
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'abcdabcdabcdabcd' asUnicode16String . |
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'abcdabcdabcdabcd' asUnicode32String . |
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} do:[:coll| |
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|s e t| |
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s := coll readStream. |
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"/ initial state? |
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self assert:(s atEnd not). |
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self assert:(s position == 0). |
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"/ peek returns the correct value |
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e := s peek. |
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self assert:(e asInteger == 97). |
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"/ peek should not change any state |
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self assert:(s atEnd not). |
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self assert:(s position == 0). |
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e := s next. |
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self assert:(e asInteger == 97). |
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self assert:(s position == 1). |
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self assert:(s atEnd not). |
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e := s peek. |
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self assert:(s position == 1). |
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self assert:(e asInteger == 98). |
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s position:0. |
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self assert:(s atEnd not). |
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self assert:(s position == 0). |
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e := s peek. |
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self assert:(e asInteger == 97). |
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s position:coll size. |
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self assert:(s atEnd). |
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self assert:(s position == coll size). |
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s position:0. |
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self assert:(s position == 0). |
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e := s peek. |
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self assert:(e asInteger == 97). |
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t := s next:2. |
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self assert:(t size == 2). |
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self assert:(t at:1) asInteger == 97. |
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self assert:(t at:2) asInteger == 98. |
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self assert:(s position == 2). |
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|
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s position:1. |
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self assert:(s position == 1). |
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e := s peek. |
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self assert:(e asInteger == 98). |
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t := s upTo:(coll at:1). |
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self assert:(t size == 3). |
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self assert:(t at:1) == (coll at:2). |
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self assert:(t at:2) == (coll at:3). |
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self assert:(t at:3) == (coll at:4). |
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self assert:(s position == 5). |
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self assert:(s peek asInteger == (coll at:2) asInteger). |
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s position:1. |
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(coll at:1) isCharacter ifTrue:[ |
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s skipSeparators. |
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self assert:(s position == 1). |
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]. |
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s position:(coll size - 1). |
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t := s upToEnd. |
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self assert:(s position == coll size). |
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self assert:(t size == 1). |
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self assert:(t at:1) == (coll at:coll size). |
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s position:0. |
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(coll at:1) isCharacter ifTrue:[ |
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t := s nextAlphaNumericWord. |
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self assert:(t asArray = coll asArray). |
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self assert:(s position == coll size). |
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]. |
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]. |
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" |
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self run:#test02_readStream |
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self new test02_readStream |
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" |
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! |
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test03_readStream |
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{ |
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#($a $b $c $d $ $a $b $c $d $a $b $c $d $a $b $c $d) . |
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#[97 98 99 100 20 97 98 99 100 97 98 99 100] . |
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'abcd abcdabcdabcd' . |
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'abcd abcdabcdabcd' asUnicode16String . |
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'abcd abcdabcdabcd' asUnicode32String . |
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} do:[:coll| |
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|s e t| |
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|
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s := coll readStream. |
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s position:3. |
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(coll at:1) isCharacter ifTrue:[ |
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s skipSeparators. |
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self assert:(s position == 3). |
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s next. |
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s skipSeparators. |
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self assert:(s position == 5). |
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]. |
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|
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s position:0. |
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(coll at:1) isCharacter ifTrue:[ |
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t := s nextAlphaNumericWord. |
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self assert:(t asArray = (coll asArray copyTo:4)). |
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self assert:(s position == 4). |
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]. |
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|
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]. |
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|
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" |
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self run:#test02_readStream |
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self new test02_readStream |
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" |
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! |
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|
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test04_readIntegers |
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|s n| |
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"0123456789012345678901" |
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s := '1234 56789 123 ' readStream. |
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self assert:((n := s nextDecimalInteger) == 1234). |
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self assert:(s position == 4). |
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|
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s skipSeparators. |
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self assert:(s position == 5). |
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|
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self assert:((n := s nextDecimalInteger) == 56789). |
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self assert:(s position == 10). |
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|
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s skipSeparators. |
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self assert:(s position == 14). |
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|
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self assert:((n := s nextDecimalInteger) == 123). |
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self assert:(s position == 17). |
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|
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"/ is this the correct behavior? |
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self assert:((n := s nextDecimalInteger) == 0). |
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self assert:(s position == 17). |
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|
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" |
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self run:#test04_readIntegers |
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self new test04_readIntegers |
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" |
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! |
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test05_readAlphanumericWords |
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|s w| |
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"0123456789012345678901" |
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s := 'a234 b6789 c23 ' readStream. |
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self assert:((w := s nextAlphaNumericWord) = 'a234'). |
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self assert:(s position == 4). |
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|
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self assert:((w := s nextAlphaNumericWord) = 'b6789'). |
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self assert:(s position == 10). |
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self assert:((w := s nextAlphaNumericWord) = 'c23'). |
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self assert:(s position == 17). |
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"/ is this the correct behavior? |
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self assert:((w := s nextAlphaNumericWord) isNil). |
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self assert:(s position == 21). |
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" |
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self run:#test05_readAlphanumericWords |
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self new test05_readAlphanumericWords |
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" |
636 | 270 |
! ! |
271 |
||
272 |
!StreamTests class methodsFor:'documentation'! |
|
273 |
||
274 |
version |
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275 |
^ '$Header$' |
|
276 |
! |
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277 |
||
278 |
version_CVS |
|
279 |
^ '$Header$' |
|
280 |
! ! |
|
952
e9e3c9e81bb1
class: RegressionTests::StreamTests
Stefan Vogel <sv@exept.de>
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281 |