public async Task EnsuresNonNullArguments()
            {
                var connection = Substitute.For <IApiConnection>();
                var client     = new RepositoryPagesClient(connection);

                await Assert.ThrowsAsync <ArgumentNullException>(() => client.GetLatest(null, "name"));

                await Assert.ThrowsAsync <ArgumentNullException>(() => client.GetLatest("owner", null));

                await Assert.ThrowsAsync <ArgumentException>(() => client.GetLatest("", "name"));

                await Assert.ThrowsAsync <ArgumentException>(() => client.GetLatest("owner", ""));
            }
            public void RequestsCorrectUrl()
            {
                var connection = Substitute.For <IApiConnection>();
                var client     = new RepositoryPagesClient(connection);

                client.GetLatest("fake", "repo");

                connection.Received().Get <PagesBuild>(Arg.Is <Uri>(u => u.ToString() == "repos/fake/repo/pages/builds/latest"));
            }
            public void RequestsCorrectUrl()
            {
                var connection = Substitute.For<IApiConnection>();
                var client = new RepositoryPagesClient(connection);

                client.GetLatest("fake", "repo");

                connection.Received().Get<PagesBuild>(Arg.Is<Uri>(u => u.ToString() == "repos/fake/repo/pages/builds/latest"));
            }
            public async Task RequestsCorrectUrlWithRepositoryId()
            {
                var connection = Substitute.For <IApiConnection>();
                var client     = new RepositoryPagesClient(connection);

                await client.GetLatest(1);

                connection.Received().Get <PagesBuild>(Arg.Is <Uri>(u => u.ToString() == "repositories/1/pages/builds/latest"));
            }
            public async Task EnsuresNonNullArguments()
            {
                var connection = Substitute.For<IApiConnection>();
                var client = new RepositoryPagesClient(connection);

                await Assert.ThrowsAsync<ArgumentNullException>(() => client.GetLatest(null, "name"));
                await Assert.ThrowsAsync<ArgumentNullException>(() => client.GetLatest("owner", null));
            }
            public async Task RequestsCorrectUrlWithRepositoryId()
            {
                var connection = Substitute.For<IApiConnection>();
                var client = new RepositoryPagesClient(connection);

                await client.GetLatest(1);

                connection.Received().Get<PagesBuild>(Arg.Is<Uri>(u => u.ToString() == "repositories/1/pages/builds/latest"));
            }