libs-base/Tests/base/NSObject/objc++.mm

#import "Testing.h"
#import <Foundation/Foundation.h>

#if defined(TESTDEV)
static int A_init;
static int B_init;
static int A_destroyed;
static int B_destroyed;

class A
{
  int b;
  public:
  A() : b(12)
    {
      PASS(0 == A_init, "Constructor only called once");
      PASS(0 == B_init, "a constructor called before b constructor ");
      A_init = 1;
    };
  ~A()
    {
      PASS(0 == A_destroyed, "Destructor only called once");
      PASS(1 == B_destroyed, "b destructor called before a destructor");
      A_destroyed = 1;
    };
};
class A1
{
  int b;
  public:
  A1() : b(12)
    {
      PASS(1 == A_init, "a constructor called before b constructor ");
      B_init = 1;
    };
  ~A1() 
    {
      PASS(0 == A_destroyed, "b destructor called before a destructor");
      B_destroyed = 1;
    };
};

@interface B : NSObject
{
  A a;
}
@end
@interface C : B
{
  A1 b;
}
@end

@implementation B
- (id) init
{
  PASS(1 == A_init, "a constructor called before -init");
  PASS(1 == B_init, "b constructor called before -init");
  PASS(0 == A_destroyed, "a destructor not called before -init");
  PASS(0 == B_destroyed, "b destructor not called before -init");
  return self;
}
@end

@implementation C @end
int main(void)
{
  // Make sure constructors / destructors are called even without -init
  [[C alloc] release];
  // Reset state
  A_init = B_init = A_destroyed = B_destroyed = 0;
  // Check init is called in the middle
  [[C new] release];
  return 0;
}
#else
int main(void)
{
  return 0;
}
#endif