override func setUp() {
        super.setUp()
        // Put setup code here. This method is called before the invocation of each test method in the class.
    }

    override func tearDown() {
        // Put teardown code here. This method is called after the invocation of each test method in the class.
        super.tearDown()
    }

    func test_Authentication_Positive() {

        // given
        let authenticationExpectation = expectation(description: "Authentication")
        var authentication = Authentication()
        let params: [String: AnyObject] = [
            "userName": "user@abc.com" as AnyObject,
            "password": "User12345" as AnyObject ]

        // when
        Authentication.auth(params: params, success: { (result) in
            authentication = result
            authenticationExpectation.fulfill()
        }, failure: { (error) in
            print(error)
        })

        // then
        waitForExpectations(timeout: 2) { _ in
            XCTAssertNotNil(authentication)
            XCTAssertEqual(authentication.name, "Alaattin Bedir")
        }

    }