public void Given_Null_When_UpsertAsync_Invoked_Then_It_Should_Throw_Exception()
{
var settings = this._mocker.CreateAppSettingsInstance();
var query = new Mock <IQuery>();
var command = new Mock <ICommand>();
var service = new ShortenerService(settings.Object, query.Object, command.Object);
Func <Task> func = async() => await service.UpsertAsync(null).ConfigureAwait(false);
func.Should().Throw <ArgumentNullException>();
}
