   func testData_DoubleCancellation() throws
   {
     let deferred: Deferred<(Data, HTTPURLResponse)> = {
-      let url = URL(string: "http://localhost:9973/image.jpg")!
+      let url = URL(string: "http://127.0.0.1:65521/image.jpg")!
       let session = URLSession(configuration: .default)
       defer { session.finishTasksAndInvalidate() }
 

      XCTFail("succeeded incorrectly")
    }
    catch let error as URLError {
      XCTAssertEqual(error.code, .cancelled)
    }



  func testDownload_SuspendCancel() throws
  {
    let url = URL(string: "http://127.0.0.1:65521/image.jpg")!
    let session = URLSession(configuration: .default)

    let deferred = session.deferredDownloadTask(with: url)
