/*
* Copyright (c) 2009 Apple Inc. All rights reserved.
*
* @APPLE_APACHE_LICENSE_HEADER_START@
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @APPLE_APACHE_LICENSE_HEADER_END@
*/
#import <Foundation/Foundation.h>
#import <objc/objc-auto.h>
// CONFIG GC -C99
@interface TestObject : NSObject {
NSString *string;
}
- (void)makeGlobal;
@end
id global;
@implementation TestObject
- init {
string = [@"string" mutableCopy];
return self;
}
- (void)finalize {
for (int i = 0; i < 10; ++i) {
CFRetain((CFTypeRef)self);
}
for (int i = 0; i < 10; ++i) {
CFRelease((CFTypeRef)self);
}
for (int i = 0; i < 10; ++i) {
CFRetain((CFTypeRef)string);
}
for (int i = 0; i < 10; ++i) {
CFRelease((CFTypeRef)string);
}
[super finalize];
}
- (void)makeGlobal {
global = self;
global = nil;
}
@end
int Errors = 0;
#import "lookfor.c"
void generic(const char *name) {
dup2tmpfile(name);
NSObject *string = (NSObject *)CFStringCreateCopy(NULL,(CFStringRef)@"hello");
for (int i = 0; i < 101; ++i) {
CFRetain((CFTypeRef)string);
}
for (int i = 0; i < 101; ++i) {
CFRelease((CFTypeRef)string);
}
CFRelease(string);
if (!lookfor("")) {
printf("*** some kind of CFRetain/CFRelease error occurred\n");
++Errors;
}
}
void fromfinalize(const char *name) {
dup2tmpfile(name);
for (int i = 0; i < 101; ++i) {
TestObject *to = [[TestObject alloc] init];
}
for (int i = 0; i < 0; ++i) {
TestObject *to = [[TestObject alloc] init];
[to makeGlobal];
}
[[NSGarbageCollector defaultCollector] collectIfNeeded];
[[NSGarbageCollector defaultCollector] collectExhaustively];
if (!lookfor("")) {
printf("**** some kind of CFRetain/CFRelease error occurred while used in finalize\n");
++Errors;
}
}
int main(int argc, char *argv[]) {
objc_startCollectorThread();
// make sure generic CF style objects can CFRetain/CFRelease
generic(argv[0]);
fromfinalize(argv[0]);
if (Errors == 0) {
printf(" unlink(tmpfilename);
}
else {
printf(" }
return Errors;
}