class LoginTests: XCTestCase {

    let viewControllerToTest = ViewController()

    func testLogin() {

        // Since this is an async call we need to wait for the callback in the test - otherwise we will not run long enought to get the response
        let loginExpectation = expectation(description: "should call login")
        viewController.login("testEmail", "testPassword", completion: { success in
            loginExpectation.fulfill()
            XCTAssertTrue(success)
        })

        wait(for: loginExpectation, timeout: 0.1)
    }
}