author | Jan Vrany <jan.vrany@fit.cvut.cz> |
Wed, 29 Jun 2016 21:40:53 +0100 | |
branch | jv |
changeset 1499 | 26a16a04219b |
parent 1497 | a7335c367bb0 |
child 1500 | d406a10b2965 |
permissions | -rw-r--r-- |
1497 | 1 |
" |
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COPYRIGHT (c) 2002 by eXept Software AG |
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All Rights Reserved |
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This software is furnished under a license and may be used |
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only in accordance with the terms of that license and with the |
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inclusion of the above copyright notice. This software may not |
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be provided or otherwise made available to, or used by, any |
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other person. No title to or ownership of the software is |
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hereby transferred. |
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" |
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1499
26a16a04219b
Package renamed from exept:regression to stx:goodies/regression. Hooray!
Jan Vrany <jan.vrany@fit.cvut.cz>
parents:
1497
diff
changeset
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"{ Package: 'stx:goodies/regression' }" |
1497 | 13 |
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"{ NameSpace: RegressionTests }" |
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TestCase subclass:#CompressionStreamTest |
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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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!CompressionStreamTest class methodsFor:'documentation'! |
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copyright |
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" |
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COPYRIGHT (c) 2002 by eXept Software AG |
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All Rights Reserved |
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||
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This software is furnished under a license and may be used |
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only in accordance with the terms of that license and with the |
|
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inclusion of the above copyright notice. This software may not |
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be provided or otherwise made available to, or used by, any |
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other person. No title to or ownership of the software is |
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hereby transferred. |
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" |
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! |
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documentation |
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" |
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extracted testCases from CompressionStream |
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" |
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! ! |
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!CompressionStreamTest class methodsFor:'tests'! |
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compress |
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" |
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self compress |
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" |
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|fileContents in zip out| |
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fileContents := 'symbols.stc' asFilename contentsOfEntireFile. |
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in := fileContents readStream. |
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out := FileStream newFileNamed:'YYY.gz'. |
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out ifNil:[ ^ self ]. |
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[ |
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zip := ZipStream writeOpenOn:out. |
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[in atEnd] whileFalse:[ |buf| |
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buf := in nextAvailable:512. |
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buf do:[:n| |
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zip nextPut:n |
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] |
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]. |
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] ensure:[ |
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zip notNil ifTrue:[ zip close ]. |
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out isOpen ifTrue: [ out close ]. |
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]. |
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! |
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compress:fn |
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" |
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self compress |
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" |
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|fileContents in zip out| |
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fileContents := fn asFilename contentsOfEntireFile. |
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in := fileContents readStream. |
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out := FileStream newFileNamed:'YYY.gz'. |
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out ifNil:[ ^ self ]. |
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[ |
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zip := ZipStream writeOpenOn:out. |
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[in atEnd] whileFalse:[ |buf| |
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buf := in nextAvailable:512. |
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buf do:[:n| |
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zip nextPut:n |
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] |
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]. |
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] ensure:[ |
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zip notNil ifTrue:[ zip close ]. |
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out close. |
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]. |
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! |
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testUncompress |
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" |
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self testUncompress #(521755 686495 false) #(521755 686495 false) |
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" |
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|stream zipStream contents contentsOfOriginal| |
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[ |
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stream := 'YYY.gz' asFilename readStream. |
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zipStream := ZipStream readOpenOn:stream. |
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contents := zipStream contents. |
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] ensure:[ |
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zipStream notNil ifTrue:[zipStream close]. |
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stream notNil ifTrue:[stream close]. |
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]. |
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stream := 'symbols.stc' asFilename readStream. |
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contentsOfOriginal := stream contentsOfEntireFile. |
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stream close. |
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^ Array with: contents size |
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with: contentsOfOriginal size |
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with: contents = contentsOfOriginal. |
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! |
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testUncompress: fn |
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" |
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(self testUncompress: 'symbols.stc') inspect |
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" |
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|stream zipStream contents contentsOfOriginal| |
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self compress: fn. |
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[ |
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stream := 'YYY.gz' asFilename readStream. |
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zipStream := ZipStream readOpenOn:stream. |
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contents := zipStream contents. |
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] ensure:[ |
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zipStream notNil ifTrue:[zipStream close]. |
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stream notNil ifTrue:[stream close]. |
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]. |
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stream := fn asFilename readStream. |
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contentsOfOriginal := stream contentsOfEntireFile. |
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stream close. |
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^ Array with: contents size |
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with: contentsOfOriginal size |
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with: contents = contentsOfOriginal. |
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! |
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uncompress |
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" |
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self uncompress |
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" |
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|stream zipStream contents| |
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[ |
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stream := 'YYY.gz' asFilename readStream. |
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zipStream := ZipStream readOpenOn:stream. |
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contents := zipStream contents. |
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] ensure:[ |
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zipStream notNil ifTrue:[zipStream close]. |
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(stream notNil and: [stream isOpen]) ifTrue:[stream close]. |
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]. |
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^ contents |
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! ! |
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!CompressionStreamTest class methodsFor:'ttt'! |
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compress:fn toFileNamed:aName |
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" |
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self compress:'symbols.stc' toFileNamed:'YYY'. |
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" |
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|sourceFile in zip out zipFile| |
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sourceFile := fn asFilename. |
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sourceFile exists ifFalse:[self error]. |
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zipFile := aName asFilename. |
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zipFile := zipFile withSuffix:'gz'. |
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zipFile exists ifTrue:[ zipFile remove ]. |
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in := sourceFile readStream. |
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out := FileStream newFileNamed:zipFile. |
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[ |
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in := sourceFile readStream. |
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in binary. |
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out := FileStream newFileNamed:zipFile. |
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out binary. |
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zip := ZipStream writeOpenOn:out. |
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zip binary. |
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[in atEnd] whileFalse:[ |buf| |
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buf := in nextAvailable:512. |
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buf do:[:n| |
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zip nextPut:n |
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] |
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]. |
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] ensure:[ |
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zip notNil ifTrue:[ zip close ]. |
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in notNil ifTrue:[ in close ]. |
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out notNil ifTrue:[ out close ]. |
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]. |
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^ zipFile |
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! |
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test |
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" |
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self test |
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" |
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|zipFile srcFile oldContents newContents s| |
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srcFile := 'symbols.stc' asFilename. |
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zipFile := 'YYY'. |
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self compress:srcFile toFileNamed:zipFile. |
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newContents := self uncompressFileNamed:zipFile. |
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oldContents := srcFile binaryContentsOfEntireFile asString. |
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newContents := newContents asString. |
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oldContents keysAndValuesDo:[:i :v| |
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s := newContents at:i ifAbsent:nil. |
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v = s ifFalse:[ |
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Transcript showCR:'#ERROR#'. |
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self halt. |
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^ self |
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]. |
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Transcript show:v. |
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]. |
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self halt. |
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! |
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uncompressFileNamed:aName |
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" |
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self uncompressFileNamed:'YYY' |
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" |
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|stream zipFile zipStream outStream c| |
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zipFile := aName asFilename. |
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zipFile := zipFile withSuffix:'gz'. |
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zipFile exists ifFalse:[ self error ]. |
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[ |
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stream := zipFile readStream. |
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stream binary. |
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zipStream := ZipStream readOpenOn:stream. |
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zipStream binary. |
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outStream := #[] writeStream. |
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[ (c := zipStream next) notNil ] whileTrue:[ |
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outStream nextPut:c |
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]. |
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] ensure:[ |
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zipStream notNil ifTrue:[zipStream close]. |
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stream notNil ifTrue:[stream close]. |
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]. |
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^ outStream contents |
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! ! |
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!CompressionStreamTest methodsFor:'helpers'! |
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doTest01:compressionStreamClass |
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" |
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ZipStream test |
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self test01_ZipStream |
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" |
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|original compressed contents in out zip| |
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original := 'smalltalk.rc' asFilename contentsOfEntireFile. |
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in := original readStream. |
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[ |b| |
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out := WriteStream on:(ByteArray new:10). |
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zip := compressionStreamClass writeOpenOn:out. |
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[in atEnd] whileFalse:[ |
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zip nextPut:in next |
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] |
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] ensure:[ zip notNil ifTrue:[ zip close ] ]. |
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compressed := out contents. |
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[ |b| |
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zip := compressionStreamClass readOpenOn:(compressed readStream). |
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out := String writeStream. |
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[ (b := zip next) notNil ] whileTrue:[ out nextPut:b ] |
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] ensure:[ |
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zip notNil ifTrue:[ zip close ]. |
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contents := out contents. |
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290 |
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Transcript showCR:(contents size). |
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Transcript showCR:(compressed size). |
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]. |
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original = contents ifFalse:[ |
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self error:'contents differs'. |
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^ self |
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]. |
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Transcript showCR:'OK'. |
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! ! |
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!CompressionStreamTest methodsFor:'tests'! |
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test01_ZipStream |
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" |
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ZipStream test |
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self test01_ZipStream |
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" |
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self doTest01:ZipStream |
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! |
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test02_ZipStream |
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" |
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ZipStream testFile |
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" |
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|fileContents in zip out gzipCmd| |
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fileContents := 'smalltalk.rc' asFilename contentsOfEntireFile. |
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in := fileContents readStream. |
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out := FileStream newFileNamed:'YYY.gz'. |
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out ifNil:[ ^ self ]. |
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323 |
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324 |
[ |
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zip := ZipStream writeOpenOn:out. |
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326 |
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[in atEnd] whileFalse:[ |buf| |
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buf := in nextAvailable:512. |
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buf do:[:n| |
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zip nextPut:n |
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] |
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]. |
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] ensure:[ |
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zip notNil ifTrue:[ zip close ]. |
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out close. |
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]. |
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gzipCmd := 'gzip -dc YYY.gz > YYY; diff YYY smalltalk.rc'. |
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Transcript showCR:gzipCmd. |
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gzipCmd printCR. |
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! |
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342 |
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343 |
test03_ZipStream_testUnixAgainstClass |
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" |
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345 |
CompressionStream doTestUnixAgainstClass |
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" |
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|stream time file zipCont cmdCont| |
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348 |
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349 |
file := '/boot/vmlinuz' asFilename. |
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file isReadable ifFalse:[^ self error:'not existant']. |
|
351 |
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352 |
time := Time millisecondsToRun:[ |zipStream| |
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zipStream := stream := zipCont := nil. |
|
354 |
[ |
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355 |
stream := file readStream. |
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356 |
zipStream := BZip2Stream readOpenOn:stream. |
|
357 |
zipCont := zipStream contents. |
|
358 |
] ensure:[ |
|
359 |
zipStream notNil ifTrue:[zipStream close]. |
|
360 |
stream notNil ifTrue:[stream close]. |
|
361 |
]. |
|
362 |
]. |
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363 |
Transcript showCR:('STX Time : %1 Size: %2' bindWith:time with:(zipCont size)). |
|
364 |
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365 |
time := Time millisecondsToRun:[ |command| |
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366 |
cmdCont := stream := nil. |
|
367 |
[ |
|
368 |
command := 'gunzip < ' , file pathName. |
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369 |
stream := PipeStream readingFrom:command. |
|
370 |
cmdCont := stream contentsOfEntireFile. |
|
371 |
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372 |
] ensure:[ |
|
373 |
stream notNil ifTrue:[stream close]. |
|
374 |
] |
|
375 |
]. |
|
376 |
Transcript showCR:('UNIX Time : %1 Size: %2' bindWith:time with:(cmdCont size)). |
|
377 |
||
378 |
cmdCont = zipCont ifTrue:[ Transcript showCR:'OK' ] |
|
379 |
ifFalse:[ self error:'contents differs' ]. |
|
380 |
! |
|
381 |
||
382 |
test04_ZipStream_NextN |
|
383 |
" |
|
384 |
CompressionStream doTestNextN |
|
385 |
" |
|
386 |
|stream time file zipCont nxtCont| |
|
387 |
||
388 |
file := '/boot/vmlinuz' asFilename. |
|
389 |
file isReadable ifFalse:[^ self error:'not existant']. |
|
390 |
||
391 |
time := Time millisecondsToRun:[ |zipStream| |
|
392 |
zipStream := stream := zipCont := nil. |
|
393 |
[ |
|
394 |
stream := file readStream. |
|
395 |
zipStream := BZip2Stream readOpenOn:stream. |
|
396 |
zipCont := zipStream contents. |
|
397 |
] ensure:[ |
|
398 |
zipStream notNil ifTrue:[zipStream close]. |
|
399 |
stream notNil ifTrue:[stream close]. |
|
400 |
]. |
|
401 |
]. |
|
402 |
Transcript showCR:('STX Time : %1 Size: %2' bindWith:time with:(zipCont size)). |
|
403 |
||
404 |
time := Time millisecondsToRun:[ |zipStream wstream| |
|
405 |
zipStream := stream := nxtCont := nil. |
|
406 |
[ |
|
407 |
stream := file readStream. |
|
408 |
wstream := String writeStream. |
|
409 |
zipStream := BZip2Stream readOpenOn:stream. |
|
410 |
||
411 |
[zipStream atEnd] whileFalse:[ |
|
412 |
wstream nextPutAll:(zipStream next:117) |
|
413 |
]. |
|
414 |
nxtCont := wstream contents. |
|
415 |
] ensure:[ |
|
416 |
zipStream notNil ifTrue:[zipStream close]. |
|
417 |
stream notNil ifTrue:[stream close]. |
|
418 |
]. |
|
419 |
]. |
|
420 |
Transcript showCR:('NEXT Time : %1 Size: %2' bindWith:time with:(nxtCont size)). |
|
421 |
||
422 |
nxtCont = zipCont ifTrue:[ Transcript showCR:'OK' ] |
|
423 |
ifFalse:[ self error:'contents differs' ]. |
|
424 |
! |
|
425 |
||
426 |
test04_ZipStream_SkipN |
|
427 |
" |
|
428 |
CompressionStream doTestSkipN |
|
429 |
" |
|
430 |
|stream time file skpCont nxtCont skip| |
|
431 |
||
432 |
file := '/boot/vmlinuz' asFilename. |
|
433 |
file isReadable ifFalse:[^ self error:'not existant']. |
|
434 |
||
435 |
skip := 6885379. |
|
436 |
||
437 |
time := Time millisecondsToRun:[ |zipStream wstream| |
|
438 |
zipStream := stream := nxtCont := nil. |
|
439 |
[ |
|
440 |
stream := file readStream. |
|
441 |
wstream := String writeStream. |
|
442 |
zipStream := BZip2Stream readOpenOn:stream. |
|
443 |
skip timesRepeat:[ zipStream next ]. |
|
444 |
||
445 |
[zipStream atEnd] whileFalse:[ |
|
446 |
wstream nextPutAll:(zipStream next:117) |
|
447 |
]. |
|
448 |
nxtCont := wstream contents. |
|
449 |
] ensure:[ |
|
450 |
zipStream notNil ifTrue:[zipStream close]. |
|
451 |
stream notNil ifTrue:[stream close]. |
|
452 |
]. |
|
453 |
]. |
|
454 |
||
455 |
Transcript showCR:('STX Time : %1 Size: %2' bindWith:time with:(nxtCont size)). |
|
456 |
||
457 |
time := Time millisecondsToRun:[ |zipStream wstream| |
|
458 |
zipStream := stream := skpCont := nil. |
|
459 |
[ |
|
460 |
stream := file readStream. |
|
461 |
wstream := '' writeStream. |
|
462 |
zipStream := BZip2Stream readOpenOn:stream. |
|
463 |
zipStream skip:skip. |
|
464 |
[zipStream atEnd] whileFalse:[ |
|
465 |
wstream nextPutAll:(zipStream next:117) |
|
466 |
]. |
|
467 |
skpCont := wstream contents. |
|
468 |
] ensure:[ |
|
469 |
zipStream notNil ifTrue:[zipStream close]. |
|
470 |
stream notNil ifTrue:[stream close]. |
|
471 |
]. |
|
472 |
]. |
|
473 |
Transcript showCR:('NEXT Time : %1 Size: %2' bindWith:time with:(skpCont size)). |
|
474 |
||
475 |
nxtCont = skpCont ifTrue:[ Transcript showCR:'OK' ] |
|
476 |
ifFalse:[ self error:'contents differs' ]. |
|
477 |
! ! |
|
478 |
||
479 |
!CompressionStreamTest class methodsFor:'documentation'! |
|
480 |
||
481 |
version |
|
482 |
^ '$Header$' |
|
483 |
! |
|
484 |
||
485 |
version_CVS |
|
486 |
^ '$Header$' |
|
487 |
! ! |
|
488 |