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#include <string.h>
#import "OFString.h"
#import "OFAutoreleasePool.h"
#import "macros.h"
#import "TestsAppDelegate.h"
static OFString *module = @"Forwarding";
static size_t forwardings = 0;
static bool success = false;
static id target = nil;
struct stret_test {
char s[27];
};
@interface ForwardingTest: OFObject
@end
@interface ForwardingTest (Test)
+ (void)test;
- (void)test;
- (OFString*)forwardingTargetTest: (OFConstantString*)fmt, ...;
- (long double)forwardingTargetFPRetTest;
- (struct stret_test)forwardingTargetStRetTest;
@end
@interface ForwardingTarget: OFObject
@end
static void
test(id self, SEL _cmd)
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#include <string.h>
#import "OFString.h"
#import "OFAutoreleasePool.h"
#import "macros.h"
#import "OFNotImplementedException.h"
#import "TestsAppDelegate.h"
#define FMT @"%@ %@ %@ %@ %@ %@ %@ %@ %@ %g %g %g %g %g %g %g %g %g"
#define ARGS @"a", @"b", @"c", @"d", @"e", @"f", @"g", @"h", @"i", \
1.5, 2.25, 3.125, 4.0625, 5.03125, 6.5, 7.25, 8.0, 9.0
#define RESULT @"a b c d e f g h i 1.5 2.25 3.125 4.0625 5.03125 6.5 7.25 8 9"
static OFString *module = @"Forwarding";
static size_t forwardings = 0;
static bool success = false;
static id target = nil;
struct stret_test {
char s[27];
};
@interface ForwardingTest: OFObject
@end
@interface ForwardingTest (Test)
+ (void)test;
- (void)test;
- (bool)forwardingTargetTest: (intptr_t)a0
: (intptr_t)a1
: (double)a2
: (double)a3;
- (OFString*)forwardingTargetVarArgTest: (OFConstantString*)fmt, ...;
- (long double)forwardingTargetFPRetTest;
- (struct stret_test)forwardingTargetStRetTest;
- (void)notExistant;
- (struct stret_test)notExistantStRet;
@end
@interface ForwardingTarget: OFObject
@end
static void
test(id self, SEL _cmd)
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}
return false;
}
- (id)forwardingTargetForSelector: (SEL)selector
{
if (sel_isEqual(selector, @selector(forwardingTargetTest:)) ||
sel_isEqual(selector, @selector(forwardingTargetFPRetTest)) ||
sel_isEqual(selector, @selector(forwardingTargetStRetTest)))
return target;
return nil;
}
@end
@implementation ForwardingTarget
- (OFString*)forwardingTargetTest: (OFConstantString*)fmt, ...
{
va_list args;
OFString *ret;
OF_ENSURE(self == target);
va_start(args, fmt);
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}
return false;
}
- (id)forwardingTargetForSelector: (SEL)selector
{
/*
* Do some useless calculations in as many registers as possible to
* check if the arguments are properly saved and restored.
*/
volatile register intptr_t r0 = 0, r1 = 1, r2 = 2, r3 = 3, r4 = 4,
r5 = 5, r6 = 6, r7 = 7, r8 = 8, r9 = 9, r10 = 10, r11 = 11;
volatile register double f0 = 0.5, f1 = 1.5, f2 = 2.5, f3 = 3.5,
f4 = 4.5, f5 = 5.5, f6 = 6.5, f7 = 7.5, f8 = 8.5, f9 = 9.5,
f10 = 10.5, f11 = 11.5;
double add = r0 * r1 * r2 * r3 * r4 * r5 * r6 * r7 * r8 * r9 * r10 *
r11 * f0 * f1 * f2 * f3 * f4 * f5 * f6 * f7 * f8 * f9 * f10 * f11;
if (sel_isEqual(selector, @selector(forwardingTargetTest::::)) ||
sel_isEqual(selector, @selector(forwardingTargetVarArgTest:)) ||
sel_isEqual(selector, @selector(forwardingTargetFPRetTest)) ||
sel_isEqual(selector, @selector(forwardingTargetStRetTest)))
return (id)((char*)target + (ptrdiff_t)add);
return nil;
}
@end
@implementation ForwardingTarget
- (bool)forwardingTargetTest: (intptr_t)a0
: (intptr_t)a1
: (double)a2
: (double)a3
{
OF_ENSURE(self == target);
if (a0 != 0xDEADBEEF)
return false;
if (a1 != -1)
return false;
if (a2 != 1.25)
return false;
if (a3 != 2.75)
return false;
return true;
}
- (OFString*)forwardingTargetVarArgTest: (OFConstantString*)fmt, ...
{
va_list args;
OFString *ret;
OF_ENSURE(self == target);
va_start(args, fmt);
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TEST(@"Forwarding a message and adding an instance method",
R([t test]) && success && R([t test]) && forwardings == 1);
#ifdef OF_HAVE_FORWARDING_TARGET_FOR_SELECTOR
target = [[[ForwardingTarget alloc] init] autorelease];
TEST(@"-[forwardingTargetForSelector:]",
[([t forwardingTargetTest: @"%@ %@ %@ %@ %@ %@ %@ %@ %@", @"1", @"2",
@"3", @"4", @"5", @"6", @"7", @"8", @"9"])
isEqual: @"1 2 3 4 5 6 7 8 9"])
TEST(@"-[forwardingTargetForSelector:] with fp return",
[t forwardingTargetFPRetTest] == 12345678.00006103515625)
# ifdef OF_HAVE_FORWARDING_TARGET_FOR_SELECTOR_STRET
TEST(@"-[forwardingTargetForSelector:] with struct return",
!memcmp([t forwardingTargetStRetTest].s,
"abcdefghijklmnopqrstuvwxyz", 27))
# endif
#endif
[pool drain];
}
@end
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TEST(@"Forwarding a message and adding an instance method",
R([t test]) && success && R([t test]) && forwardings == 1);
#ifdef OF_HAVE_FORWARDING_TARGET_FOR_SELECTOR
target = [[[ForwardingTarget alloc] init] autorelease];
TEST(@"-[forwardingTargetForSelector:]",
[t forwardingTargetTest: 0xDEADBEEF
: -1
: 1.25
: 2.75])
TEST(@"-[forwardingTargetForSelector:] with variable arguments",
[([t forwardingTargetVarArgTest: FMT, ARGS]) isEqual: RESULT])
TEST(@"-[forwardingTargetForSelector:] with fp return",
[t forwardingTargetFPRetTest] == 12345678.00006103515625)
# ifdef OF_HAVE_FORWARDING_TARGET_FOR_SELECTOR_STRET
TEST(@"-[forwardingTargetForSelector:] with struct return",
!memcmp([t forwardingTargetStRetTest].s,
"abcdefghijklmnopqrstuvwxyz", 27))
# endif
EXPECT_EXCEPTION(@"-[forwardingTargetForSelector:] with nil target",
OFNotImplementedException, [t notExistant])
# ifdef OF_HAVE_FORWARDING_TARGET_FOR_SELECTOR_STRET
EXPECT_EXCEPTION(@"-[forwardingTargetForSelector:] with nil target + "
@"stret", OFNotImplementedException, [t notExistantStRet])
# endif
#endif
[pool drain];
}
@end
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