Cocoa UI Unit Testing

MyTestCase.m

// Cocoa UI Unit Testing
// Source: http://eschatologist.net/blog/?p=205

@interface MyTestCase : SenTestCase
@end

@implementation MyTestCase

/*! Tells whether the control sends the action to the target. */
- (BOOL)checkControl:(NSControl *)control
         sendsAction:(SEL)action
            toTarget:(id)target
{
    return ([control action] == action)
        && ([control target] == target);
}

/*! Tells whether the outlet is connected to the given destination. */
- (BOOL)checkOutlet:(id)outlet
         connectsTo:(id)destination
{
    return outlet == destination;
}

/*! Tells whether the object's binding is connected through the given key path. */
- (BOOL)checkObject:(id)source
         hasBinding:(NSString *)binding
           toObject:(id)destination
            through:(NSString *)keyPath
{
    NSDictionary *bindingInfo = [source infoForBinding:binding];
    id observedObject = [bindingInfo objectForKey:NSObservedObjectKey];
    NSString *observedKeyPath = [bindingInfo objectForKey:NSObservedKeyPathKey];

    return (bindingInfo != nil)
        && (observedObject == destination)
        && [keyPath isEqualToString:observedKeyPath];
}

@end