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107 lines
2.6 KiB
107 lines
2.6 KiB
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#import <UIKit/UIKit.h>
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@interface MemoryLeaks
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@property(strong) UIView* backgroundCoveringView;
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@property(strong) UIView* attachmentContainerView;
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@end
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@implementation MemoryLeaks
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- (void)cg_path_create_with_rect_no_leak_good {
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UIView* attachmentContainerView = [UIView alloc];
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CGPathRef shadowPath =
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CGPathCreateWithRect(attachmentContainerView.bounds, NULL);
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CGPathRelease(shadowPath);
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}
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- (void)cg_path_create_with_rect_leak_bad {
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CGPathRef shadowPath =
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CGPathCreateWithRect(self.backgroundCoveringView.bounds, NULL);
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self.backgroundCoveringView.layer.shadowPath = shadowPath;
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}
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+ (void)cg_path_create_mutable_leak_bad:(CGRect)rect {
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0.20f * CGRectGetHeight(rect);
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CGPathCreateMutable();
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}
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+ (void)cg_path_create_mutable_no_leak_good:(CGRect)rect {
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CGFloat lineThickness = 0.20f * CGRectGetHeight(rect);
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// One rectangle
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CGMutablePathRef path = CGPathCreateMutable();
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if (!path)
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return;
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CFRelease(path);
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}
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+ (void)cg_bitmap_context_create_image_no_leak_good {
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CGImageRef newImage = CGBitmapContextCreateImage(nil);
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CGImageRelease(newImage);
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}
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+ (void)cg_bitmap_context_create_image1_no_leak_good {
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CGImageRef newImage = CGBitmapContextCreateImage(nil);
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CFAutorelease(newImage);
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}
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- (void)bridge_no_leak_good {
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CFLocaleRef nameRef = CFLocaleCreate(NULL, NULL);
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NSLocale* a = CFBridgingRelease(nameRef);
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}
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- (void)no_bridge_leak_bad {
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CFLocaleRef nameRef = CFLocaleCreate(NULL, NULL);
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}
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- (void)bridge_transfer_no_leak_good {
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CFLocaleRef nameRef = CFLocaleCreate(NULL, NULL);
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NSLocale* locale = (__bridge_transfer NSLocale*)nameRef;
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}
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- (NSLocale*)ret_bridge {
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CFLocaleRef nameRef = CFLocaleCreate(NULL, NULL);
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return CFBridgingRelease(nameRef);
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}
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- (void)create_release_no_leak_ok {
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CFLocaleRef nameRef = CFLocaleCreate(NULL, NULL);
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CFRelease(nameRef);
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}
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- (void)call_bridge_no_leak_ok {
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NSLocale* locale = [self ret_bridge];
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}
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- (CFLocaleRef)ret_no_bridge {
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return CFLocaleCreate(NULL, NULL);
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}
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- (void)call_no_bridge_leak_bad {
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CFLocaleRef locale = [self ret_no_bridge];
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}
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NSLocale* wrap_bridge(CFLocaleRef x) { CFBridgingRelease(x); }
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NSLocale* call_bridge_interproc_leak_ok_FP() {
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CFLocaleRef nameRef = CFLocaleCreate(NULL, NULL);
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NSLocale* locale = wrap_bridge(nameRef);
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}
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void wrap_cfrelease(CFLocaleRef x) { CFRelease(x); }
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void call_cfrelease_interproc_leak_ok_FP() {
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CFLocaleRef nameRef = CFLocaleCreate(NULL, NULL);
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wrap_cfrelease(nameRef);
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}
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@end
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