[apple/objc4.git] / test / methodArgs.m

/*
TEST_CFLAGS -Wno-deprecated-declarations
TEST_BUILD_OUTPUT
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\](\n.* note: expanded from macro 'testassert')?
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\](\n.* note: expanded from macro 'testassert')?
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\](\n.* note: expanded from macro 'testassert')?
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\](\n.* note: expanded from macro 'testassert')?
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\](\n.* note: expanded from macro 'testassert')?
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
END
*/

#include "test.h"
#include "testroot.i"
#include <string.h>
#include <objc/objc-runtime.h>

@interface Super : TestRoot @end
@implementation Super 
+(id)method:(int)__unused arg :(void(^)(void)) __unused arg2 { 
    return 0;
}
@end


int main()
{
    char buf[128];
    char *arg;
    struct objc_method_description *desc;
    Method m = class_getClassMethod([Super class], sel_registerName("method::"));
    testassert(m);

    testassert(method_getNumberOfArguments(m) == 4);

    arg = method_copyArgumentType(m, 0);
    testassert(arg);
    testassert(0 == strcmp(arg, "@"));
    memset(buf, 1, 128);
    method_getArgumentType(m, 0, buf, 1+strlen(arg));
    testassert(0 == strcmp(arg, buf));
    testassert(buf[1+strlen(arg)] == 1);
    memset(buf, 1, 128);
    method_getArgumentType(m, 0, buf, 2);
    testassert(0 == strncmp(arg, buf, 2));
    testassert(buf[2] == 1);
    free(arg);

    arg = method_copyArgumentType(m, 1);
    testassert(arg);
    testassert(0 == strcmp(arg, ":"));
    memset(buf, 1, 128);
    method_getArgumentType(m, 1, buf, 1+strlen(arg));
    testassert(0 == strcmp(arg, buf));
    testassert(buf[1+strlen(arg)] == 1);
    memset(buf, 1, 128);
    method_getArgumentType(m, 1, buf, 2);
    testassert(0 == strncmp(arg, buf, 2));
    testassert(buf[2] == 1);
    free(arg);

    arg = method_copyArgumentType(m, 2);
    testassert(arg);
    testassert(0 == strcmp(arg, "i"));
    memset(buf, 1, 128);
    method_getArgumentType(m, 2, buf, 1+strlen(arg));
    testassert(0 == strcmp(arg, buf));
    testassert(buf[1+strlen(arg)] == 1);
    memset(buf, 1, 128);
    method_getArgumentType(m, 2, buf, 2);
    testassert(0 == strncmp(arg, buf, 2));
    testassert(buf[2] == 1);
    free(arg);

    arg = method_copyArgumentType(m, 3);
    testassert(arg);
    testassert(0 == strcmp(arg, "@?"));
    memset(buf, 1, 128);
    method_getArgumentType(m, 3, buf, 1+strlen(arg));
    testassert(0 == strcmp(arg, buf));
    testassert(buf[1+strlen(arg)] == 1);
    memset(buf, 1, 128);
    method_getArgumentType(m, 3, buf, 2);
    testassert(0 == strncmp(arg, buf, 2));
    testassert(buf[2] == 1);
    memset(buf, 1, 128);
    method_getArgumentType(m, 3, buf, 3);
    testassert(0 == strncmp(arg, buf, 3));
    testassert(buf[3] == 1);
    free(arg);

    arg = method_copyArgumentType(m, 4);
    testassert(!arg);

    arg = method_copyArgumentType(m, -1);
    testassert(!arg);

    memset(buf, 1, 128);
    method_getArgumentType(m, 4, buf, 127);
    testassert(buf[0] == 0);
    testassert(buf[1] == 0);
    testassert(buf[127] == 1);

    memset(buf, 1, 128);
    method_getArgumentType(m, -1, buf, 127);
    testassert(buf[0] == 0);
    testassert(buf[1] == 0);
    testassert(buf[127] == 1);

    arg = method_copyReturnType(m);
    testassert(arg);
    testassert(0 == strcmp(arg, "@"));
    memset(buf, 1, 128);
    method_getReturnType(m, buf, 1+strlen(arg));
    testassert(0 == strcmp(arg, buf));
    testassert(buf[1+strlen(arg)] == 1);
    memset(buf, 1, 128);
    method_getReturnType(m, buf, 2);
    testassert(0 == strncmp(arg, buf, 2));
    testassert(buf[2] == 1);
    free(arg);

    desc = method_getDescription(m);
    testassert(desc);
    testassert(desc->name == sel_registerName("method::"));
#if __LP64__
    testassert(0 == strcmp(desc->types, "@28@0:8i16@?20"));
#else
    testassert(0 == strcmp(desc->types, "@16@0:4i8@?12"));
#endif

    testassert(0 == method_getNumberOfArguments(NULL));
    testassert(NULL == method_copyArgumentType(NULL, 10));
    testassert(NULL == method_copyReturnType(NULL));
    testassert(NULL == method_getDescription(NULL));

    memset(buf, 1, 128);
    method_getArgumentType(NULL, 1, buf, 127);
    testassert(buf[0] == 0);
    testassert(buf[1] == 0);
    testassert(buf[127] == 1);
    
    memset(buf, 1, 128);
    method_getArgumentType(NULL, 1, buf, 0);
    testassert(buf[0] == 1);
    testassert(buf[1] == 1);
    
    method_getArgumentType(m, 1, NULL, 128);
    method_getArgumentType(m, 1, NULL, 0);
    method_getArgumentType(NULL, 1, NULL, 128);
    method_getArgumentType(NULL, 1, NULL, 0);

    memset(buf, 1, 128);
    method_getReturnType(NULL, buf, 127);
    testassert(buf[0] == 0);
    testassert(buf[1] == 0);
    testassert(buf[127] == 1);
    
    memset(buf, 1, 128);
    method_getReturnType(NULL, buf, 0);
    testassert(buf[0] == 1);
    testassert(buf[1] == 1);
    
    method_getReturnType(m, NULL, 128);
    method_getReturnType(m, NULL, 0);
    method_getReturnType(NULL, NULL, 128);
    method_getReturnType(NULL, NULL, 0);

    succeed(__FILE__);
}
Commit	Line	Data
13ba007e A	1	/*
	2	TEST_CFLAGS -Wno-deprecated-declarations
	3	TEST_BUILD_OUTPUT
	4	.methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\](\n. note: expanded from macro 'testassert')?
	5	.methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\](\n. note: expanded from macro 'testassert')?
	6	.methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\](\n. note: expanded from macro 'testassert')?
	7	.methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\](\n. note: expanded from macro 'testassert')?
	8	.methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\](\n. note: expanded from macro 'testassert')?
	9	.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
	10	.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
	11	.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
	12	.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
	13	.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
	14	.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
	15	.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
	16	.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
	17	.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
	18	.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
	19	.*methodArgs.m:\d+:\d+: warning: null passed to a callee that requires a non-null argument \[-Wnonnull\]
	20	END
	21	*/
	22
	23	#include "test.h"
	24	#include "testroot.i"
	25	#include <string.h>
	26	#include <objc/objc-runtime.h>
	27
	28	@interface Super : TestRoot @end
	29	@implementation Super
	30	+(id)method:(int)__unused arg :(void(^)(void)) __unused arg2 {
	31	return 0;
	32	}
	33	@end
	34
	35
	36	int main()
	37	{
	38	char buf[128];
	39	char *arg;
	40	struct objc_method_description *desc;
	41	Method m = class_getClassMethod([Super class], sel_registerName("method::"));
	42	testassert(m);
	43
	44	testassert(method_getNumberOfArguments(m) == 4);
	45
	46	arg = method_copyArgumentType(m, 0);
	47	testassert(arg);
	48	testassert(0 == strcmp(arg, "@"));
	49	memset(buf, 1, 128);
	50	method_getArgumentType(m, 0, buf, 1+strlen(arg));
	51	testassert(0 == strcmp(arg, buf));
	52	testassert(buf[1+strlen(arg)] == 1);
	53	memset(buf, 1, 128);
	54	method_getArgumentType(m, 0, buf, 2);
	55	testassert(0 == strncmp(arg, buf, 2));
	56	testassert(buf[2] == 1);
	57	free(arg);
	58
	59	arg = method_copyArgumentType(m, 1);
	60	testassert(arg);
	61	testassert(0 == strcmp(arg, ":"));
	62	memset(buf, 1, 128);
	63	method_getArgumentType(m, 1, buf, 1+strlen(arg));
	64	testassert(0 == strcmp(arg, buf));
65	testassert(buf[1+strlen(arg)] == 1);
66	memset(buf, 1, 128);
67	method_getArgumentType(m, 1, buf, 2);
68	testassert(0 == strncmp(arg, buf, 2));
69	testassert(buf[2] == 1);
70	free(arg);
71
72	arg = method_copyArgumentType(m, 2);
73	testassert(arg);
74	testassert(0 == strcmp(arg, "i"));
75	memset(buf, 1, 128);
76	method_getArgumentType(m, 2, buf, 1+strlen(arg));
77	testassert(0 == strcmp(arg, buf));
78	testassert(buf[1+strlen(arg)] == 1);
79	memset(buf, 1, 128);
80	method_getArgumentType(m, 2, buf, 2);
81	testassert(0 == strncmp(arg, buf, 2));
82	testassert(buf[2] == 1);
83	free(arg);
84
85	arg = method_copyArgumentType(m, 3);
86	testassert(arg);
87	testassert(0 == strcmp(arg, "@?"));
88	memset(buf, 1, 128);
89	method_getArgumentType(m, 3, buf, 1+strlen(arg));
90	testassert(0 == strcmp(arg, buf));
91	testassert(buf[1+strlen(arg)] == 1);
92	memset(buf, 1, 128);
93	method_getArgumentType(m, 3, buf, 2);
94	testassert(0 == strncmp(arg, buf, 2));
95	testassert(buf[2] == 1);
96	memset(buf, 1, 128);
97	method_getArgumentType(m, 3, buf, 3);
98	testassert(0 == strncmp(arg, buf, 3));
99	testassert(buf[3] == 1);
100	free(arg);
101
102	arg = method_copyArgumentType(m, 4);
103	testassert(!arg);
104
105	arg = method_copyArgumentType(m, -1);
106	testassert(!arg);
107
108	memset(buf, 1, 128);
109	method_getArgumentType(m, 4, buf, 127);
110	testassert(buf[0] == 0);
111	testassert(buf[1] == 0);
112	testassert(buf[127] == 1);
113
114	memset(buf, 1, 128);
115	method_getArgumentType(m, -1, buf, 127);
116	testassert(buf[0] == 0);
117	testassert(buf[1] == 0);
118	testassert(buf[127] == 1);
119
120	arg = method_copyReturnType(m);
121	testassert(arg);
122	testassert(0 == strcmp(arg, "@"));
123	memset(buf, 1, 128);
124	method_getReturnType(m, buf, 1+strlen(arg));
125	testassert(0 == strcmp(arg, buf));
126	testassert(buf[1+strlen(arg)] == 1);
127	memset(buf, 1, 128);
128	method_getReturnType(m, buf, 2);
129	testassert(0 == strncmp(arg, buf, 2));
130	testassert(buf[2] == 1);
131	free(arg);
132
133	desc = method_getDescription(m);
134	testassert(desc);
135	testassert(desc->name == sel_registerName("method::"));
136	#if __LP64__
137	testassert(0 == strcmp(desc->types, "@28@0:8i16@?20"));
138	#else
139	testassert(0 == strcmp(desc->types, "@16@0:4i8@?12"));
140	#endif
141
142	testassert(0 == method_getNumberOfArguments(NULL));
143	testassert(NULL == method_copyArgumentType(NULL, 10));
144	testassert(NULL == method_copyReturnType(NULL));
145	testassert(NULL == method_getDescription(NULL));
146
147	memset(buf, 1, 128);
148	method_getArgumentType(NULL, 1, buf, 127);
149	testassert(buf[0] == 0);
150	testassert(buf[1] == 0);
151	testassert(buf[127] == 1);
152
153	memset(buf, 1, 128);
154	method_getArgumentType(NULL, 1, buf, 0);
155	testassert(buf[0] == 1);
156	testassert(buf[1] == 1);
157
158	method_getArgumentType(m, 1, NULL, 128);
159	method_getArgumentType(m, 1, NULL, 0);
160	method_getArgumentType(NULL, 1, NULL, 128);
161	method_getArgumentType(NULL, 1, NULL, 0);
162
163	memset(buf, 1, 128);
164	method_getReturnType(NULL, buf, 127);
165	testassert(buf[0] == 0);
166	testassert(buf[1] == 0);
167	testassert(buf[127] == 1);
168
169	memset(buf, 1, 128);
170	method_getReturnType(NULL, buf, 0);
171	testassert(buf[0] == 1);
172	testassert(buf[1] == 1);
173
174	method_getReturnType(m, NULL, 128);
175	method_getReturnType(m, NULL, 0);
176	method_getReturnType(NULL, NULL, 128);
177	method_getReturnType(NULL, NULL, 0);
178
179	succeed(__FILE__);
180	}