test/literals.m

   1 // TEST_CONFIG MEM=arc,mrc CC=clang LANGUAGE=objc,objc++
   2 // TEST_CFLAGS -framework Foundation
   3
   4 #import <Foundation/Foundation.h>
   5 #import <Foundation/NSDictionary.h>
   6 #import <objc/runtime.h>
   7 #import <objc/objc-abi.h>
   8 #import <math.h>
   9 #include "test.h"
  10
  11 int main() {
  12     PUSH_POOL {
  13
  14 #if __has_feature(objc_bool)    // placeholder until we get a more precise macro.
  15         NSArray *array = @[ @1, @2, @YES, @NO, @"Hello", @"World" ];
  16         testassert([array count] == 6);
  17         NSDictionary *dict = @{ @"Name" : @"John Q. Public", @"Age" : @42 };
  18         testassert([dict count] == 2);
  19         NSDictionary *numbers = @{ @"π" : @M_PI, @"e" : @M_E };
  20         testassert([[numbers objectForKey:@"π"] doubleValue] == M_PI);
  21         testassert([[numbers objectForKey:@"e"] doubleValue] == M_E);
  22
  23         BOOL yesBool = YES;
  24         BOOL noBool = NO;
  25         array = @[
  26             @(true),
  27             @(YES),
  28             [NSNumber numberWithBool:YES],
  29             @YES,
  30             @(yesBool),
  31             @((BOOL)YES),
  32
  33             @(false),
  34             @(NO),
  35             [NSNumber numberWithBool:NO],
  36             @NO,
  37             @(noBool),
  38             @((BOOL)NO),
  39         ];
  40         NSData * jsonData = [NSJSONSerialization dataWithJSONObject:array options:0 error:nil];
  41         NSString * string = [[NSString alloc] initWithData:jsonData encoding:NSUTF8StringEncoding];
  42 #if __cplusplus
  43         testassert([string isEqualToString:@"[true,true,true,true,true,true,false,false,false,false,false,false]"]);
  44 #else
  45         // C99 @(true) and @(false) evaluate to @(1) and @(0).
  46         testassert([string isEqualToString:@"[1,true,true,true,true,true,0,false,false,false,false,false]"]);
  47 #endif
  48
  49 #endif
  50
  51     } POP_POOL;
  52
  53     succeed(__FILE__);
  54
  55     return 0;
  56 }