Test for Cocoa connecting to a remote URL

urltest.m

#import <Foundation/Foundation.h>

@interface SimpleURL : NSObject {
    
    NSURLSession *session;
    
}

-(void)connect:(NSString *)url;
-(void)handleResponse:(NSURLResponse *)response;

@end

@implementation SimpleURL

- (instancetype)init
{
    self = [super init];
    if (self)
    {
        //session = [NSURLSession sharedSession];
    }
    return self;
}

-(void)handleResponse:(NSURLResponse *)response
{
    NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse *) response;
   // NSLog(@"response status code: %ld", (long)[httpResponse statusCode]);
}

-(void)connect:(NSString *)url
{
    dispatch_semaphore_t semaphore = dispatch_semaphore_create(0);

    session = [NSURLSession sharedSession];
    NSMutableURLRequest* req = [NSMutableURLRequest requestWithURL: [NSURL URLWithString: url] cachePolicy: NSURLRequestReloadIgnoringLocalCacheData
                                                   timeoutInterval: 60.0];
    
    NSURLSessionDataTask *dataTask = [session dataTaskWithRequest:req completionHandler: ^(NSData *data, NSURLResponse *response, NSError *error){
        if (error)
        {
            [self handleResponse:response];
            dispatch_semaphore_signal(semaphore);
        }
        else {
            [self handleResponse:response];
            dispatch_semaphore_signal(semaphore);
        }
    }];

    [dataTask resume];
    dispatch_semaphore_wait(semaphore, DISPATCH_TIME_FOREVER);
}

@end



int main(int argc, const char * argv[])
{
    SimpleURL *simple = [[SimpleURL alloc] init];
    double count = 0.0;
    int iterations = 100;
    NSString *url = @"https://s3.amazonaws.com";
    
    for (int i = 0; i < iterations; ++i)
    {
        NSLog(@"****** Running test %d ******", i);
        
        NSDate *start = [NSDate date];
        
        [simple connect:url];
        
        NSTimeInterval timeInterval = [start timeIntervalSinceNow];
        
        NSLog(@"Time: %f", fabs(timeInterval));
        
        count += timeInterval;
    }
    
   
    NSLog(@"AVERAGE: %f", fabs(count) / (double)iterations);
    
        
    return 0;
}