"{ Package: 'stx:goodies/regression' }"

"{ NameSpace: RegressionTests }"

VMCrashTestCase subclass:#VMCrashTests

	instanceVariableNames:''

	classVariableNames:''

	poolDictionaries:''

	category:'tests-Regression-RuntimeSystem'

!

!VMCrashTests methodsFor:'tests - GC'!

iter_java_initialize

    <spawn: true>

    1 to: 100 do:[:i |

	Stdout nextPutLine: 'Pass '  , i printString.

	Java release: JavaRelease JDK7.

	Java initialize.

	JavaVM initializeVM.

	Java flushAllJavaResources.

	Stdout nextPutLine: 'Full GC...'.

	Smalltalk garbageCollect.

	Stdout nextPutLine: 'Pass '  , i printString , '...OK'.

    ].

    "Created: / 08-09-2014 / 12:33:55 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

test_java_initialize

    "

    Running `JavaVM boot` for long enough used to kill the

    VM due to problems in memory managements.

    This testcase runs for 10 minutes a test in separate VM

    that 100 times boots and flushes the VM.

    "

    <spawn: false>

    <timeout: 660> "11min"

    | timeout deadline iterStart iterStop |

    JavaRelease isNil ifTrue:[

	Smalltalk loadPackage:'stx:libjava'.

	self assert:(JavaRelease notNil).

    ].

    timeout := self timeout.

    deadline := OperatingSystem getMillisecondTime + ((timeout - 60"extra min to cover variance") * 1000).

    iterStart := iterStop := 0.

    [ OperatingSystem getMillisecondTime < (deadline - (iterStop - iterStart)) ] whileTrue:[

	iterStart := OperatingSystem getMillisecondTime.

	(self class selector: #iter_java_initialize) runCase.

	iterStop := OperatingSystem getMillisecondTime.

    ].

    "Created: / 08-09-2014 / 12:14:46 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

test_newspace_overflow

    <timeout: 120> "2min"

    <spawn: true>

    | newSize newLimit |

    newSize := ObjectMemory newSpaceSize.

    newLimit := (newSize * 0.9) rounded.

    "/ Allocate some garbage to fill in new space...

    [ ObjectMemory newSpaceUsed < newLimit ] whileTrue:[

	| a |

	a := Array new: 100.

    ].

    "/ Now, allocate some really huge object

    String new: 300 * 1024 * 1024"300MB"

    "Created: / 05-09-2014 / 19:44:09 / Jan Vrany <jan.vrany@fit.cvut.cz>"

    "Modified: / 16-09-2014 / 18:50:30 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!VMCrashTests class methodsFor:'documentation'!

version

    ^ '$Header$'

!

version_CVS

    ^ '$Header$'

! !