gistfile1.m

#pragma mark Runtime stuff

- (void) collectTestClasses 
{
    int classesCount = 0;
    Class * c_list = NULL;
    
    c_list = NULL;
    classesCount = objc_getClassList(NULL, 0);
    
    if (classesCount > 0)
    {
        c_list = malloc(sizeof(Class) * classesCount);
        classesCount = objc_getClassList(c_list, classesCount);
        
        for (int i = 0; i < classesCount; i++)
        {
            NSString *className = [NSString stringWithCString:class_getName(c_list[i])
                                                     encoding:NSUTF8StringEncoding];
            
            if ([className hasSuffix:@"Tests"]) {
                [testClasses addObject:className];
            }
        }
        free(c_list);
    }
}