You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
100 lines
2.4 KiB
100 lines
2.4 KiB
/*
|
|
* Copyright (c) Facebook, Inc. and its affiliates.
|
|
*
|
|
* This source code is licensed under the MIT license found in the
|
|
* LICENSE file in the root directory of this source tree.
|
|
*/
|
|
|
|
#import <UIKit/UIKit.h>
|
|
|
|
@interface MemoryLeaks
|
|
|
|
@property(strong) UIView* backgroundCoveringView;
|
|
@property(strong) UIView* attachmentContainerView;
|
|
|
|
@end
|
|
|
|
@implementation MemoryLeaks
|
|
|
|
- (void)cg_path_create_with_rect_no_leak_good {
|
|
UIView* attachmentContainerView = [UIView alloc];
|
|
CGPathRef shadowPath =
|
|
CGPathCreateWithRect(attachmentContainerView.bounds, NULL);
|
|
CGPathRelease(shadowPath);
|
|
}
|
|
|
|
- (void)cg_path_create_with_rect_leak_bad {
|
|
CGPathRef shadowPath =
|
|
CGPathCreateWithRect(self.backgroundCoveringView.bounds, NULL);
|
|
self.backgroundCoveringView.layer.shadowPath = shadowPath;
|
|
}
|
|
|
|
+ (void)cg_path_create_mutable_leak_bad:(CGRect)rect {
|
|
0.20f * CGRectGetHeight(rect);
|
|
CGPathCreateMutable();
|
|
}
|
|
|
|
+ (void)cg_path_create_mutable_no_leak_good:(CGRect)rect {
|
|
CGFloat lineThickness = 0.20f * CGRectGetHeight(rect);
|
|
// One rectangle
|
|
CGMutablePathRef path = CGPathCreateMutable();
|
|
if (!path)
|
|
return;
|
|
CFRelease(path);
|
|
}
|
|
|
|
+ (void)cg_bitmap_context_create_image_no_leak_good {
|
|
CGImageRef newImage = CGBitmapContextCreateImage(nil);
|
|
CGImageRelease(newImage);
|
|
}
|
|
|
|
+ (void)cg_bitmap_context_create_image1_no_leak_good {
|
|
CGImageRef newImage = CGBitmapContextCreateImage(nil);
|
|
CFAutorelease(newImage);
|
|
}
|
|
|
|
- (void)bridge_no_leak_good {
|
|
CFLocaleRef nameRef = CFLocaleCreate(NULL, NULL);
|
|
NSLocale* a = CFBridgingRelease(nameRef);
|
|
}
|
|
|
|
- (void)no_bridge_leak_bad {
|
|
CFLocaleRef nameRef = CFLocaleCreate(NULL, NULL);
|
|
}
|
|
|
|
- (void)bridge_transfer_no_leak_good {
|
|
CFLocaleRef nameRef = CFLocaleCreate(NULL, NULL);
|
|
NSLocale* locale = (__bridge_transfer NSLocale*)nameRef;
|
|
}
|
|
|
|
- (NSLocale*)ret_bridge {
|
|
CFLocaleRef nameRef = CFLocaleCreate(NULL, NULL);
|
|
return CFBridgingRelease(nameRef);
|
|
}
|
|
|
|
- (void)create_release_no_leak_ok {
|
|
CFLocaleRef nameRef = CFLocaleCreate(NULL, NULL);
|
|
CFRelease(nameRef);
|
|
}
|
|
|
|
- (void)call_bridge_no_leak_ok {
|
|
NSLocale* locale = [self ret_bridge];
|
|
}
|
|
|
|
- (CFLocaleRef)ret_no_bridge {
|
|
return CFLocaleCreate(NULL, NULL);
|
|
}
|
|
|
|
- (void)call_no_bridge_leak_bad {
|
|
CFLocaleRef locale = [self ret_no_bridge];
|
|
}
|
|
|
|
NSLocale* wrap_bridge(CFLocaleRef x) { CFBridgingRelease(x); }
|
|
|
|
NSLocale* call_bridge_interproc_leak_bad_FP() {
|
|
CFLocaleRef nameRef = CFLocaleCreate(NULL, NULL);
|
|
NSLocale* locale = wrap_bridge(nameRef);
|
|
}
|
|
|
|
@end
|