/*
* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
* 2018
* Jonathan Schleifer <js@heap.zone>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#import "OFBlock.h"
#import "OFString.h"
#import "OFAutoreleasePool.h"
#if defined(OF_OBJFW_RUNTIME)
# include "ObjFW_RT.h"
#elif defined(OF_APPLE_RUNTIME)
# include <objc/runtime.h>
#endif
#import "TestsAppDelegate.h"
static OFString *module = @"OFBlock";
extern struct objc_abi_class _NSConcreteStackBlock;
extern struct objc_abi_class _NSConcreteGlobalBlock;
extern struct objc_abi_class _NSConcreteMallocBlock;
static void (^g)(void) = ^ {};
static int
(^returnStackBlock(void))(void)
{
__block int i = 42;
return Block_copy(^ int { return ++i; });
}
static double
forwardTest(void)
{
__block double d;
void (^b)(void) = Block_copy(^ {
d = 5;
});
b();
Block_release(b);
return d;
}
@implementation TestsAppDelegate (OFBlockTests)
- (void)blockTests
{
OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
__block int x;
void (^s)(void) = ^ { x = 0; };
void (^m)(void);
int (^v)(void);
TEST(@"Class of stack block",
(Class)&_NSConcreteStackBlock == objc_getClass("OFStackBlock") &&
[s isKindOfClass: [OFBlock class]])
#if !defined(OF_WINDOWS) || !defined(__clang__) || !defined(OF_NO_SHARED)
/*
* Causes a linker error on Windows with Clang when compiling as a
* static library. This is a bug in Clang.
*/
TEST(@"Class of global block",
(Class)&_NSConcreteGlobalBlock == objc_getClass("OFGlobalBlock") &&
[g isKindOfClass: [OFBlock class]])
#endif
TEST(@"Class of a malloc block",
(Class)&_NSConcreteMallocBlock == objc_getClass("OFMallocBlock"))
TEST(@"Copying a stack block",
(m = [[s copy] autorelease]) &&
[m class] == objc_getClass("OFMallocBlock") &&
[m isKindOfClass: [OFBlock class]])
TEST(@"Copying a stack block and referencing its variable",
forwardTest() == 5)
TEST(@"Copying a stack block and using its copied variable",
(v = returnStackBlock()) && v() == 43 && v() == 44 && v() == 45)
TEST(@"Copying a global block", (id)g == [[g copy] autorelease])
#ifndef __clang_analyzer__
TEST(@"Copying a malloc block",
(id)m == [m copy] && [m retainCount] == 2)
#endif
TEST(@"Autorelease a stack block", R([s autorelease]))
TEST(@"Autorelease a global block", R([g autorelease]))
#ifndef __clang_analyzer__
TEST(@"Autorelease a malloc block", R([m autorelease]))
#endif
[pool drain];
}
@end