1/* Test the Modern GNU Objective-C Runtime API.
2
3  This is test 'protocol', covering all functions starting with 'protocol'.  */
4
5/* { dg-do run } */
6/* { dg-skip-if "No API#2 pre-Darwin9" { *-*-darwin[5-8]* } { "-fnext-runtime" } { "" } } */
7/* { dg-xfail-run-if "Needs OBJC2 ABI" { *-*-darwin* && { lp64 && { ! objc2 } } } { "-fnext-runtime" } { "" } } */
8
9/* To get the modern GNU Objective-C Runtime API, you include
10   objc/runtime.h.  */
11#include <objc/runtime.h>
12#include <stdlib.h>
13#include <stdio.h>
14#include <string.h>
15
16@interface MyRootClass
17{ Class isa; }
18+ alloc;
19- init;
20+ initialize;
21@end
22
23@implementation MyRootClass
24+ alloc { return class_createInstance (self, 0); }
25- init  { return self; }
26+ initialize { return self; }
27@end
28
29@protocol MyProtocol
30- (id) variable;
31@end
32
33@protocol MySecondProtocol
34- (id) setVariable: (id)value;
35@end
36
37@protocol MyThirdProtocol <MySecondProtocol>
38- (id) setAnotherVariable: (id)value;
39@end
40
41@interface MySubClass : MyRootClass <MyProtocol>
42{ id variable_ivar; }
43- (void) setVariable: (id)value;
44- (id) variable;
45@end
46
47@implementation MySubClass
48- (void) setVariable: (id)value { variable_ivar = value; }
49- (id) variable { return variable_ivar; }
50@end
51
52
53int main(int argc, void **args)
54{
55  /* Functions are tested in alphabetical order.  */
56
57  printf ("Testing protocol_conformsToProtocol ()...\n");
58  {
59    if (!protocol_conformsToProtocol (@protocol (MyProtocol),
60				      @protocol (MyProtocol)))
61      abort ();
62
63    if (!protocol_conformsToProtocol (@protocol (MyThirdProtocol),
64				      @protocol (MySecondProtocol)))
65      abort ();
66
67    if (protocol_conformsToProtocol (@protocol (MyProtocol),
68				     @protocol (MySecondProtocol)))
69      abort ();
70  }
71
72  printf ("Testing protocol_copyMethodDescriptionList ()...\n");
73  {
74    unsigned int count;
75    struct objc_method_description *list;
76
77    list = protocol_copyMethodDescriptionList (@protocol (MyThirdProtocol),
78					       YES, YES, &count);
79
80    if (count != 1)
81      abort ();
82
83    if (strcmp (sel_getName (list[0].name), "setAnotherVariable:") != 0)
84      abort ();
85
86    if (list[1].name != NULL  &&  list[1].types != NULL)
87      abort ();
88  }
89
90  /* TODO: Test new ABI (when available).  */
91  printf ("Testing protocol_copyPropertyList ()...\n");
92  {
93    unsigned int count;
94    objc_property_t *list;
95
96    list = protocol_copyPropertyList (@protocol (MyProtocol), &count);
97
98    if (count != 0  ||  list != NULL)
99      abort ();
100  }
101
102  printf ("Testing protocol_copyProtocolList ()...\n");
103  {
104    unsigned int count;
105    Protocol **list;
106
107    list = protocol_copyProtocolList (@protocol (MyThirdProtocol), &count);
108
109    if (count != 1)
110      abort ();
111
112    if (strcmp (protocol_getName (list[0]), "MySecondProtocol") != 0)
113      abort ();
114
115    if (list[1] != NULL)
116      abort ();
117  }
118
119  printf ("Testing protocol_getMethodDescription ()...\n");
120  {
121    struct objc_method_description description;
122
123    description = protocol_getMethodDescription (@protocol (MySecondProtocol),
124						 @selector (setVariable:),
125						 YES, YES);
126    if (description.name == NULL  &&  description.types == NULL)
127      abort ();
128
129    if (strcmp (sel_getName (description.name), "setVariable:") != 0)
130      abort ();
131  }
132
133  printf ("Testing protocol_getName ()...\n");
134  {
135    if (strcmp (protocol_getName (@protocol (MyProtocol)), "MyProtocol") != 0)
136      abort ();
137  }
138
139  /* TODO: Test new ABI (when available).  */
140  printf ("Testing protocol_getProperty ()...\n");
141  {
142    objc_property_t property;
143
144    property = protocol_getProperty (objc_getProtocol ("MyProtocol"), "someProperty",
145				     YES, YES);
146
147    if (property != NULL)
148      abort ();
149  }
150
151  printf ("Testing protocol_isEqual ()...\n");
152  {
153    if (!protocol_isEqual (@protocol (MyProtocol),
154			   @protocol (MyProtocol)))
155      abort ();
156
157    if (!protocol_isEqual (@protocol (MyProtocol),
158			   objc_getProtocol ("MyProtocol")))
159      abort ();
160  }
161
162  return 0;
163}
164