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43 lines
1.2 KiB
Objective-C
43 lines
1.2 KiB
Objective-C
#import "ObjectTesting.h"
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#import <Foundation/NSAutoreleasePool.h>
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#import <Foundation/NSMapTable.h>
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#if __has_include(<objc/capabilities.h>)
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#include <objc/capabilities.h>
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#endif
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int main()
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{
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START_SET("NSMapTable weak objects")
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#if !__APPLE__ // We assume that apple systems support zeroing weak pointers
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#ifdef OBJC_CAP_ARC
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if (!objc_test_capability(OBJC_CAP_ARC))
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#endif
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{
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SKIP("ARC support unavailable")
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}
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#endif
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NSAutoreleasePool *arp = [NSAutoreleasePool new];
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NSMapTable *mapTable = [NSMapTable strongToWeakObjectsMapTable];
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NSAutoreleasePool *arp2 = [NSAutoreleasePool new];
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id testObj1 = [[[NSObject alloc] init] autorelease];
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id testObj2 = [[[NSObject alloc] init] autorelease];
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[mapTable setObject: testObj1 forKey: @"test"];
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PASS([mapTable objectForKey: @"test"] == testObj1,
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"Table retains first active weak reference");
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[mapTable setObject: testObj2 forKey: @"test"];
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PASS([mapTable objectForKey: @"test"] == testObj2,
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"Table retains second active weak reference");
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[arp2 release]; arp2 = nil;
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PASS([mapTable objectForKey: @"test"] == nil,
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"Table removes dead weak reference");
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[arp release]; arp = nil;
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END_SET("NSMapTable weak objects")
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return 0;
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}
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