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VMObjectStackTest.class.st
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VMObjectStackTest.class.st
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Class {
#name : #VMObjectStackTest,
#superclass : #VMSpurInitializedOldSpaceTest,
#category : #'VMMakerTests-MemoryTests'
}
{ #category : #tests }
VMObjectStackTest >> testGrowingMournQueueUpdatesVMGlobalVariable [
self testPushObjects: memory objectStackPageLimit + 1 inStackAtIndex: 4098"MournQueueRootIndex".
self assert: memory mournQueue equals: (memory objStackAt: 4098"MournQueueRootIndex")
]
{ #category : #tests }
VMObjectStackTest >> testNewMournQueueIsEmpty [
| objStack |
objStack := memory ensureRoomOnObjStackAt: 4098 "MournQueueIndex".
self assert: (memory isEmptyObjStack: objStack)
]
{ #category : #tests }
VMObjectStackTest >> testNewObjectStackIsEmpty [
"Create an object stack at the position of the mark stack in the class table (4096)"
| objStack |
objStack := memory ensureRoomOnObjStackAt: 4096.
self assert: (memory isEmptyObjStack: objStack)
]
{ #category : #tests }
VMObjectStackTest >> testObjectsInMournQueueArePoppedInOrder [
| objStack |
objStack := memory ensureRoomOnObjStackAt: 4098 "MournQueueIndex".
1 to: memory objectStackPageLimit do: [ :i |
memory noCheckPush: (memory integerObjectOf: i) onObjStack: objStack.
].
memory objectStackPageLimit to: 1 by: -1 do: [ :i |
self assert: (memory popObjStack: objStack) equals: (memory integerObjectOf: i).
].
]
{ #category : #tests }
VMObjectStackTest >> testObjectsInObjectStackArePoppedInOrder [
"Create an object stack at the position of the mark stack in the class table (4096)"
| objStack |
objStack := memory ensureRoomOnObjStackAt: 4096.
1 to: memory objectStackPageLimit do: [ :i |
memory noCheckPush: (memory integerObjectOf: i) onObjStack: objStack.
].
memory objectStackPageLimit to: 1 by: -1 do: [ :i |
self assert: (memory popObjStack: objStack) equals: (memory integerObjectOf: i).
].
]
{ #category : #tests }
VMObjectStackTest >> testPopMournQueueReducesSize [
| objStack |
objStack := memory ensureRoomOnObjStackAt: 4098 "MournQueueIndex".
memory noCheckPush: memory trueObject onObjStack: objStack.
memory popObjStack: objStack.
self assert: (memory isEmptyObjStack: objStack)
]
{ #category : #tests }
VMObjectStackTest >> testPopObjectInMournQueueReturnsInitiallyPushedObject [
| objStack |
objStack := memory ensureRoomOnObjStackAt: 4098 "MournQueueIndex".
memory noCheckPush: memory trueObject onObjStack: objStack.
self assert: (memory popObjStack: objStack) equals: memory trueObject
]
{ #category : #tests }
VMObjectStackTest >> testPopObjectInStackReturnsInitiallyPushedObject [
"Create an object stack at the position of the mark stack in the class table (4096)"
| objStack |
objStack := memory ensureRoomOnObjStackAt: 4096.
memory noCheckPush: memory trueObject onObjStack: objStack.
self assert: (memory popObjStack: objStack) equals: memory trueObject
]
{ #category : #tests }
VMObjectStackTest >> testPopObjectStackReducesSize [
"Create an object stack at the position of the mark stack in the class table (4096)"
| objStack |
objStack := memory ensureRoomOnObjStackAt: 4096.
memory noCheckPush: memory trueObject onObjStack: objStack.
memory popObjStack: objStack.
self assert: (memory isEmptyObjStack: objStack)
]
{ #category : #tests }
VMObjectStackTest >> testPushObjects: n [
"Create an object stack at the position of the mark stack in the class table (4096)"
self testPushObjects: n inStackAtIndex: 4096
]
{ #category : #tests }
VMObjectStackTest >> testPushObjects: n inStackAtIndex: objectStackIndex [
memory ensureRoomOnObjStackAt: objectStackIndex.
1 to: n do: [ :i |
memory
noCheckPush: (memory integerObjectOf: i)
onObjStack: (memory objStackAt: objectStackIndex).
].
self assert: (memory sizeOfObjStack: (memory objStackAt: objectStackIndex)) equals: n
]
{ #category : #tests }
VMObjectStackTest >> testPushObjectsAboveObjectStackLimit [
self testPushObjects: memory objectStackPageLimit + 1
]
{ #category : #tests }
VMObjectStackTest >> testPushObjectsToObjectStackLimit [
self testPushObjects: memory objectStackPageLimit
]
{ #category : #tests }
VMObjectStackTest >> testPushToMournQueueIncreasesSize [
| objStack |
objStack := memory ensureRoomOnObjStackAt: 4098 "MournQueueIndex".
memory noCheckPush: memory trueObject onObjStack: objStack.
self assert: (memory sizeOfObjStack: objStack) equals: 1
]
{ #category : #tests }
VMObjectStackTest >> testPushToObjectStackIncreasesSize [
"Create an object stack at the position of the mark stack in the class table (4096)"
| objStack |
objStack := memory ensureRoomOnObjStackAt: 4096.
memory noCheckPush: memory trueObject onObjStack: objStack.
self assert: (memory sizeOfObjStack: objStack) equals: 1
]