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"{ Package: 'stx:goodies/regression' }"
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274
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"{ NameSpace: RegressionTests }"
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TestCase subclass:#FileOpenTest
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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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!FileOpenTest methodsFor:'tests'!
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createWithSize10:fileName
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"helper"
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(fileName asFilename exists) ifTrue:[
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fileName asFilename delete
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].
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274
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fileName asFilename writeStream
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nextPutAll:'1234567890';
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close.
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self assert:(fileName asFilename exists).
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self assert:(fileName asFilename fileSize == 10).
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"
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self new createWithSize10:'xxx1'
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"
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!
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testCreate1
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"create a new file (initially not existing)"
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|h|
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('xxx1' asFilename exists) ifTrue:[
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'xxx1' asFilename delete
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].
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h := OperatingSystem createFileForReadWrite:'xxx1'.
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self assert:(h notNil).
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self assert:(h isValid).
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OperatingSystem isMSDOSlike ifTrue:[
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self assert:(h address ~~ 0).
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].
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h close.
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self assert:(h isValid not).
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OperatingSystem isMSDOSlike ifTrue:[
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self assert:(h address == 0).
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].
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self assert:('xxx1' asFilename exists).
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self assert:('xxx1' asFilename fileSize == 0).
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'xxx1' asFilename delete
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"
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self new testCreate1
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"
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"Modified: / 12.8.1998 / 13:29:55 / cg"
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!
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testCreate2
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"create a file; checks if the file is truncated if already existing"
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|h|
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self createWithSize10:'xxx1'.
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h := OperatingSystem createFileForReadWrite:'xxx1'.
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self assert:(h notNil).
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self assert:(h isValid).
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OperatingSystem isMSDOSlike ifTrue:[
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self assert:(h address ~~ 0).
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].
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h close.
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self assert:(h isValid not).
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OperatingSystem isMSDOSlike ifTrue:[
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self assert:(h address == 0).
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].
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self assert:('xxx1' asFilename exists).
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self assert:('xxx1' asFilename fileSize == 0).
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"
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self new testCreate2
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"
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"Modified: / 12.8.1998 / 13:29:55 / cg"
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!
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testFailCreate1
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"try to create an uncreatable new file (directory not existing)"
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|fn|
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fn := (('.' asFilename construct:'foo') construct:'bar') construct:'xxx1'.
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self
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should:[
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OperatingSystem createFileForReadWrite:fn name]
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raise:(OSErrorHolder nonexistentSignal).
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"/ raised signal should be a child of inaccessibleSignal
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self
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should:[
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OperatingSystem createFileForReadWrite:fn name]
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raise:(OSErrorHolder nonexistentSignal ).
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"/ raised signal should be a child of OsError
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self
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should:[
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OperatingSystem createFileForReadWrite:fn name]
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raise:(OsError ).
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"
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self new testFailCreate1
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"
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"Modified: / 12.8.1998 / 13:29:55 / cg"
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!
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testFailOpen1
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"open a non-existing file; must fail"
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|h|
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'xxx2' asFilename delete.
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self
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should:[
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h := OperatingSystem openFileForRead:'xxx2'.]
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raise:(OSErrorHolder nonexistentSignal).
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"
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self new testFailOpen1
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"
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"Modified: / 12.8.1998 / 13:29:55 / cg"
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!
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testFailOpen2
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"open a non-existing file for writing; must fail"
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|h|
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'xxx2' asFilename delete.
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self
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should:[
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h := OperatingSystem openFileForWrite:'xxx2'.]
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raise:(OSErrorHolder nonexistentSignal).
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"
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self new testFailOpen2
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"
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"Modified: / 12.8.1998 / 13:29:55 / cg"
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!
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testOpen1
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"open an existing file for reading"
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|h|
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self createWithSize10:'xxx2'.
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h := OperatingSystem openFileForRead:'xxx2'.
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self assert:(h notNil).
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self assert:(h isValid).
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OperatingSystem isMSDOSlike ifTrue:[
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self assert:(h address ~~ 0).
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].
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h close.
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self assert:(h isValid not).
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OperatingSystem isMSDOSlike ifTrue:[
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self assert:(h address == 0).
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].
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self assert:('xxx2' asFilename fileSize == 10). "/ should not change size
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'xxx2' asFilename delete.
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"
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self new testOpen1
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"
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"Modified: / 12.8.1998 / 13:29:55 / cg"
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!
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testOpen2
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"open an existing file for writing; should be truncated"
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|h|
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self createWithSize10:'xxx2'.
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h := OperatingSystem openFileForWrite:'xxx2'.
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self assert:(h notNil).
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self assert:(h isValid).
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OperatingSystem isMSDOSlike ifTrue:[
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self assert:(h address ~~ 0).
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].
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h close.
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self assert:(h isValid not).
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OperatingSystem isMSDOSlike ifTrue:[
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self assert:(h address == 0).
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].
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self assert:('xxx2' asFilename fileSize == 10). "/ should not change size
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'xxx2' asFilename delete.
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"
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self new testOpen2
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"
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"Modified: / 12.8.1998 / 13:29:55 / cg"
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!
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testPosition1
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|h pos buffer nBytesRead|
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self createWithSize10:'xxx2'.
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h := OperatingSystem openFileForRead:'xxx2'.
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buffer := ExternalBytes new:10.
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pos := h seekTo:1 from:#begin.
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self assert:(pos == 1).
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nBytesRead := h readBytes:9 into:buffer startingAt:1.
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pos := h seekTo:0 from:#current.
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self assert:(pos == 10).
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h close.
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self assert:(nBytesRead == 9).
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self assert:(buffer asString startsWith: '234567890').
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'xxx2' asFilename delete.
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"
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self new testPosition1
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"
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!
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testPosition2
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|h pos buffer nBytesRead|
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self createWithSize10:'xxx2'.
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h := OperatingSystem openFileForRead:'xxx2'.
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buffer := ExternalBytes new:10.
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pos := h seekTo:0 from:#begin.
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self assert:(pos == 0).
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pos := h seekTo:1 from:#begin.
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self assert:(pos == 1).
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pos := h seekTo:2 from:#current.
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self assert:(pos == 3).
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nBytesRead := h readBytes:7 into:buffer startingAt:1.
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h close.
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self assert:(nBytesRead == 7).
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self assert:(buffer asString startsWith: '4567890').
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'xxx2' asFilename delete.
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"
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self new testPosition2
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"
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!
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testPosition3
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|h pos buffer nBytesRead|
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self createWithSize10:'xxx2'.
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h := OperatingSystem openFileForRead:'xxx2'.
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buffer := ExternalBytes new:10.
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pos := h seekTo:0 from:#end.
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self assert:(pos == 10).
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pos := h seekTo:-2 from:#current.
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self assert:(pos == 8).
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nBytesRead := h readBytes:2 into:buffer startingAt:1.
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h close.
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self assert:(nBytesRead == 2).
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self assert:(buffer asString startsWith: '90').
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'xxx2' asFilename delete.
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"
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self new testPosition3
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"
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!
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testPosition4
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|h pos buffer nBytesRead|
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self createWithSize10:'xxx2'.
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h := OperatingSystem openFileForRead:'xxx2'.
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buffer := ExternalBytes new:10.
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pos := h seekTo:-2 from:#end.
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self assert:(pos == 8).
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nBytesRead := h readBytes:2 into:buffer startingAt:1.
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h close.
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self assert:(nBytesRead == 2).
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self assert:(buffer asString startsWith: '90').
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'xxx2' asFilename delete.
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"
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self new testPosition4
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"
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!
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testRead1
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"open an existing file for reading; should read 10 chars"
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|h buffer nBytesRead|
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self createWithSize10:'xxx2'.
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h := OperatingSystem openFileForRead:'xxx2'.
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buffer := ExternalBytes new:10.
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nBytesRead := h readBytes:10 into:buffer startingAt:1.
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h close.
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self assert:(nBytesRead == 10).
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self assert:(buffer asString = '1234567890').
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'xxx2' asFilename delete.
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358 |
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359 |
"
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self new testRead1
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"
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"Modified: / 12.8.1998 / 13:29:55 / cg"
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!
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365 |
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testRead2
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367 |
"open an existing file for reading; should read 10 chars"
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|h buffer nBytesRead|
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self createWithSize10:'xxx2'.
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h := OperatingSystem openFileForRead:'xxx2'.
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buffer := ExternalBytes new:20.
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nBytesRead := h readBytes:20 into:buffer startingAt:1.
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h close.
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self assert:(nBytesRead == 10).
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self assert:(buffer asString startsWith:'1234567890').
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'xxx2' asFilename delete.
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384 |
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385 |
"
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self new testRead2
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"
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388 |
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"Modified: / 12.8.1998 / 13:29:55 / cg"
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390 |
!
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391 |
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129
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testWrite1
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393 |
"create a new file (initially not existing); write some data into it"
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394 |
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395 |
|h buffer nBytesWritten|
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396 |
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buffer := ExternalBytes new:10.
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buffer replaceFrom:1 with:'1234567890'.
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399 |
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|
400 |
('xxx1' asFilename exists) ifTrue:[
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132
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'xxx1' asFilename delete
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129
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402 |
].
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403 |
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|
404 |
h := OperatingSystem createFileForReadWrite:'xxx1'.
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405 |
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nBytesWritten := h writeBytes:10 from:buffer startingAt:1.
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407 |
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h close.
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self assert:('xxx1' asFilename fileSize == 10).
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self assert:('xxx1' asFilename contentsOfEntireFile = '1234567890').
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413 |
'xxx1' asFilename delete
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414 |
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415 |
"
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416 |
self new testWrite1
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417 |
"
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418 |
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|
419 |
"Modified: / 12.8.1998 / 13:29:55 / cg"
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|
420 |
!
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421 |
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128
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422 |
xtestFailCreate1
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423 |
"try to create an uncreatable new file (directory not existing)"
|
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424 |
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425 |
|fn|
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|
426 |
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|
427 |
fn := (('.' asFilename construct:'foo') construct:'bar') construct:'xxx1'.
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|
428 |
OperatingSystem createFileForReadWrite:fn name
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|
429 |
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|
430 |
"
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|
431 |
self new xtestFailCreate1
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|
432 |
"
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|
433 |
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|
434 |
"Modified: / 12.8.1998 / 13:29:55 / cg"
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|
435 |
!
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436 |
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437 |
xtestFailOpen2
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|
438 |
"open a non-existing file for writing; must fail"
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|
439 |
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440 |
|h|
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441 |
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442 |
'xxx2' asFilename delete.
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443 |
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444 |
h := OperatingSystem openFileForWrite:'xxx2'.
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445 |
h close
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446 |
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447 |
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|
448 |
"
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449 |
self new xtestFailOpen2
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450 |
"
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|
451 |
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452 |
"Modified: / 12.8.1998 / 13:29:55 / cg"
|
130
|
453 |
!
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454 |
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455 |
xtestFinalization1
|
|
456 |
"open an existing file; check if GC closes it"
|
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457 |
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458 |
|h|
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459 |
|
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460 |
self createWithSize10:'xxx2'.
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461 |
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462 |
h := OperatingSystem openFileForWrite:'xxx2'.
|
|
463 |
|
|
464 |
self assert:(h notNil).
|
|
465 |
self assert:(h isValid).
|
|
466 |
OperatingSystem isMSDOSlike ifTrue:[
|
132
|
467 |
self assert:(h address ~~ 0).
|
130
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468 |
].
|
|
469 |
|
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470 |
h := nil.
|
|
471 |
ObjectMemory tenure.
|
|
472 |
ObjectMemory garbageCollect.
|
|
473 |
|
|
474 |
self assert:(h isValid not).
|
|
475 |
OperatingSystem isMSDOSlike ifTrue:[
|
132
|
476 |
self assert:(h address == 0).
|
130
|
477 |
].
|
|
478 |
|
|
479 |
self assert:('xxx2' asFilename fileSize == 10). "/ should not change size
|
|
480 |
'xxx2' asFilename delete.
|
|
481 |
|
|
482 |
"
|
|
483 |
self new testFinalization1
|
|
484 |
"
|
|
485 |
|
|
486 |
"Modified: / 12.8.1998 / 13:29:55 / cg"
|
122
|
487 |
! !
|
|
488 |
|
|
489 |
!FileOpenTest class methodsFor:'documentation'!
|
|
490 |
|
|
491 |
version
|
|
492 |
^ '$Header$'
|
|
493 |
! !
|
1406
|
494 |
|