func testCorrectSource_whenRideRequestViewRequestingBehavior()

in source/UberRidesTests/RequestButtonTests.swift [63:111]
42 lines of code
4 McCabe index (conditional complexity)

    func testCorrectSource_whenRideRequestViewRequestingBehavior() {
        let testExpectation = expectation(description: "Test RideRequestView source parameter")
        
        let expectationClosure: (URLRequest) -> () = { request in
            testExpectation.fulfill()
            guard let url = request.url, let components = URLComponents(url: url, resolvingAgainstBaseURL: false), let items = components.queryItems else {
                XCTAssert(false)
                return
            }
            XCTAssertTrue(items.count > 0)
            var foundUserAgent = false
            for item in items {
                if (item.name == "user-agent") {
                    if let value = item.value {
                        foundUserAgent = true
                        XCTAssertTrue(value.contains(RideRequestButton.sourceString))
                        break
                    }
                }
            }
            XCTAssert(foundUserAgent)
        }

        let testIdentifier = "testAccessTokenIdentifier"
        let testToken = AccessToken(tokenString: "testTokenString")
        _ = TokenManager.save(accessToken: testToken, tokenIdentifier: testIdentifier)
        defer {
            _ = TokenManager.deleteToken(identifier: testIdentifier)
        }
        let baseViewController = UIViewControllerMock()
        let requestBehavior = RideRequestViewRequestingBehavior(presentingViewController: baseViewController)
        let button = RideRequestButton(rideParameters: RideParametersBuilder().build(), requestingBehavior: requestBehavior)
    
        let loginManger = LoginManager(accessTokenIdentifier: testIdentifier)
        let rideRequestVC = RideRequestViewController(rideParameters: RideParametersBuilder().build(), loginManager: loginManger)
        XCTAssertNotNil(rideRequestVC.view)
        
        let webViewMock = WebViewMock(frame: CGRect.zero, configuration: WKWebViewConfiguration(), testClosure: expectationClosure)
        rideRequestVC.rideRequestView.webView = webViewMock

        requestBehavior.modalRideRequestViewController.rideRequestViewController = rideRequestVC
        
        button.uberButtonTapped(button)
        
        waitForExpectations(timeout: timeout, handler: { error in
            XCTAssertNil(error)
            XCTAssertFalse(rideRequestVC.rideRequestView.isHidden)
        })
    }