public void GetAccountAlias_PerformsCorrectRequest()
{
var expectedUri = "authentication/login";
LoginRequest actualContent = null;
_client.Setup(x => x.PostAsync <Authentication>(expectedUri, It.IsAny <LoginRequest>(), It.IsAny <CancellationToken>()))
.Callback <string, object, CancellationToken>((uri, content, token) => actualContent = content as LoginRequest)
.Returns(Task.FromResult(new Authentication()));
_testObject.GetAccountAlias().Wait();
Assert.NotNull(actualContent);
Assert.AreEqual(Username, actualContent.UserName);
Assert.AreEqual(Password, actualContent.Password);
}