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/*
* Copyright (C) 2011 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#import "config.h"
#import "InstanceMethodSwizzler.h"
#import <wtf/RetainPtr.h>
@interface SimpleObject : NSObject
- (void)setValue:(int*)value;
@end
@implementation SimpleObject
- (void)setValue:(int*)value
{
*value = 1;
}
@end
namespace TestWebKitAPI {
static void setValue2(id self, SEL _cmd, int* value)
{
*value = 2;
}
static void setValue3(id self, SEL _cmd, int* value)
{
*value = 3;
}
TEST(TestWebKitAPI, InstanceMethodSwizzler)
{
RetainPtr<SimpleObject> object = adoptNS([[SimpleObject alloc] init]);
int value = 0;
[object.get() setValue:&value];
EXPECT_EQ(value, 1);
{
InstanceMethodSwizzler swizzle([object.get() class], @selector(setValue:), reinterpret_cast<IMP>(setValue2));
[object.get() setValue:&value];
EXPECT_EQ(value, 2);
{
InstanceMethodSwizzler swizzle([object.get() class], @selector(setValue:), reinterpret_cast<IMP>(setValue3));
[object.get() setValue:&value];
EXPECT_EQ(value, 3);
}
[object.get() setValue:&value];
EXPECT_EQ(value, 2);
}
[object.get() setValue:&value];
EXPECT_EQ(value, 1);
}
} // namespace TestWebKitAPI
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