我正在为应用程序编写单元测试,并想检查是否在特定场景中呈现了UIAlertController.
- -(void)testBadLogin {
- // enter username and password in UITextFields
- self.viewController.usernameField.text = @"test@test.com";
- self.viewController.passwordField.text = @"incorrect_pass";
- [loginButton sendActionsForControlEvents: UIControlEventTouchUpInside];
- // this isn't right
- XCTAssertNotNil([self.viewController alertController],@"alertController should appear");
- }
如何检查UIAlertController是否已显示在当前视图之上?