 
     func testLoaderCancelWithURL() {
 
-        var URL: NSURL!
-        URL = NSURL(string: "http://test/path")
+        let URL = NSURL(string: "http://test/path")!
 
         let manager: Manager = Manager()
 


        let expectation = expectationWithDescription("wait until loader complete")

        var URL: NSURL!
        URL = NSURL(string: "http://test/404")

        let manager = Manager()
        let loader = manager.load(URL)

        manager.load(URL)
        manager.cancel(URL, block: nil)

        let loader: Loader? = manager.delegate[URL]
        XCTAssertNil(loader,
            "Store doesnt remove the loader, \(loader)")

    }

