public async Task Given_FriendlyUrl_When_ShortenAsync_Invoked_Then_It_Should_Return_Result(string hostname, int length, string original, string friendly)
{
var shortenUrl = new Mock <ShortenUrlSettings>();
shortenUrl.SetupGet(p => p.Hostname).Returns(hostname);
shortenUrl.SetupGet(p => p.Length).Returns(length);
var settings = this._mocker.CreateAppSettingsInstance();
settings.SetupGet(p => p.ShortenUrl).Returns(shortenUrl.Object);
var query = new Mock <IQuery>();
var command = new Mock <ICommand>();
var service = new ShortenerService(settings.Object, query.Object, command.Object);
var payload = new ShortenerRequest()
{
Original = new Uri(original),
Friendly = friendly
};
var result = await service.ShortenAsync(payload).ConfigureAwait(false);
result.Original.ToString().TrimEnd('/').Should().Be(original.TrimEnd('/'));
result.Shortened.ToString().TrimEnd('/').Should().Be($"https://{hostname}/{friendly.TrimEnd('/')}");
result.ShortUrl.Should().Be(friendly);
}
public void Given_Null_When_ShortenAsync_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.ShortenAsync(null).ConfigureAwait(false);
func.Should().Throw <ArgumentNullException>();
}
