summaryrefslogtreecommitdiff
path: root/gcc/testsuite/objc/execute/formal_protocol-3.m
blob: f28c95fecbf5df2c461a8625983ebdb3642b8d69 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
/* Contributed by Nicola Pero - Fri Mar  9 21:35:47 CET 2001 */

#include <stdlib.h>
#import "../../objc-obj-c++-shared/Object1.h"

/* Test defining two protocol, a class adopting both of them, 
   and using an object of type `id <Protocol1, Protocol2>' */ 

@protocol Enabling
- (BOOL) isEnabled;
- (void) setEnabled: (BOOL)flag;
@end

@protocol Evaluating
- (int) importance;
@end

@interface Feature : Object <Enabling, Evaluating>
{
  const char *name;
  BOOL isEnabled;
}
@end

@implementation Feature
- (BOOL) isEnabled
{
  return isEnabled;
}
- (void) setEnabled: (BOOL)flag
{
  isEnabled = flag;
}
- (int) importance
{
  return 1000;
}
@end

int main (void)
{
  id <Enabling, Evaluating> object;

  object = [Feature new];

  [object setEnabled: YES];
  if (![object isEnabled])
    {
      abort ();
    }

  if ([object importance] != 1000)
    {
      abort ();
    }

  return 0;
}
#include "../../objc-obj-c++-shared/Object1-implementation.h"