mirror of
https://github.com/gnustep/libs-base.git
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a71b7dc849
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@2721 72102866-910b-0410-8b05-ffd578937521
158 lines
3.1 KiB
Objective-C
158 lines
3.1 KiB
Objective-C
#include <Foundation/NSMethodSignature.h>
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#include <Foundation/NSInvocation.h>
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#include <Foundation/NSString.h>
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#include <gnustep/base/Invocation.h>
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struct intpair {
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int i;
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int j;
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};
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@interface IntPair: NSObject
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- (int)member:(Class)c;
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- (int)plus: (struct intpair) pair;
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- (int)plus_ptr: (struct intpair*) pair_ptr;
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@end
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@implementation IntPair
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- (int)member:(Class)c
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{
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if ([self class] == c)
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return YES;
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else
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return NO;
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}
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- (int)plus: (struct intpair) pair
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{
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return (pair.i + pair.j);
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}
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- (int)plus_ptr: (struct intpair*) pair_ptr
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{
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return (pair_ptr->i + pair_ptr->j);
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}
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@end
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/* Invocation.m
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- initWithTarget: target selector: (SEL)s, ...
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[1] Adding CASE_TYPE(_C_CLASS, Class);
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[2] Adding default: block
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NSInvocation.h
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[3] Adding NS_INVOCATION
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[4] Adding NS_MESSAGE
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NSMethodSignature.m
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[5] Modifiying -(NSArgumentInfo)argumentInfoAtIndex:(unsigned)index */
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void test1();
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void test2();
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void test3();
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void test4();
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void test5();
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int
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main ()
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{
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test1();
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test2();
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test3();
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test4();
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test5();
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}
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void
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test1()
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{
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IntPair * ipair = [IntPair new];
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SEL sel = @selector(member:);
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Class c = [IntPair class];
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Invocation * inv;
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int result;
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inv = [[MethodInvocation alloc]
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initWithTarget: ipair
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selector: sel, c];
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[inv invoke];
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[inv getReturnValue: &result];
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fprintf(stderr, "test1 YES == %s\n", result? "YES": "NO");
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}
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void
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test2()
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{
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IntPair * ipair = [IntPair new];
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SEL sel = @selector(plus:);
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SEL sel_ptr = @selector(plus_ptr:);
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struct intpair pair0;
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struct intpair * pair0_ptr;
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Invocation * inv;
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int result;
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pair0.i = 3;
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pair0.j = 4;
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inv = [[MethodInvocation alloc]
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initWithTarget: ipair
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selector: sel, &pair0];
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[inv invoke];
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[inv getReturnValue: &result];
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fprintf(stderr, "test2-1 %d == 7\n", result);
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pair0_ptr = &pair0;
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pair0_ptr->i = 2;
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pair0_ptr->j = 3;
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inv = [[MethodInvocation alloc]
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initWithTarget: ipair
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selector: sel, &pair0];
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[inv invoke];
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[inv getReturnValue: &result];
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fprintf(stderr, "test2-2 %d == 5\n", result);
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}
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void
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test3()
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{
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IntPair * ipair = [IntPair new];
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struct intpair pair0;
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NSInvocation * inv;
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int x;
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pair0.i = 1;
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pair0.j = 2;
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inv = NS_INVOCATION(IntPair ,
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@selector(plus:),
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&pair0);
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[inv setTarget: ipair];
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[inv invoke];
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[inv getReturnValue: &x];
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fprintf(stderr, "test3 3 == %d\n", x);
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}
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void
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test4()
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{
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IntPair * ipair = [IntPair new];
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struct intpair pair0;
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NSInvocation * inv;
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int x;
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pair0.i = 3;
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pair0.j = 8;
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inv = NS_MESSAGE(ipair ,
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@selector(plus:),
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&pair0);
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[inv invoke];
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[inv getReturnValue: &x];
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fprintf(stderr, "test4 11 == %d\n", x);
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}
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void
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test5()
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{
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NSObject * foo = [NSObject new];
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NSArgumentInfo info;
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SEL sel = @selector(isKindOfClass:);
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NSMethodSignature * ms = [foo methodSignatureForSelector: sel];
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info = [ms argumentInfoAtIndex: 0];
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fprintf(stderr, "test5 (%d, %d, %s)\n", info.offset, info.size, info.type);
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info = [ms argumentInfoAtIndex: 1];
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fprintf(stderr, "test5 (%d, %d, %s)\n", info.offset, info.size, info.type);
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info = [ms argumentInfoAtIndex: 2];
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fprintf(stderr, "test5 (%d, %d, %s)\n", info.offset, info.size, info.type);
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}
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