public void RequestsCorrectUrl()
            {
                var connection = Substitute.For<IConnection>();
                var gitHubClient = Substitute.For<IGitHubClient>();
                gitHubClient.Connection.Returns(connection);
                var client = new ObservableWatchedClient(gitHubClient);

                client.GetAllForUser("jugglingnutcase");
                connection.Received().Get<List<Repository>>(ApiUrls.WatchedByUser("jugglingnutcase"), Args.EmptyDictionary, null);
            }
            public void EnsuresNonNullArguments()
            {
                var client = new ObservableWatchedClient(Substitute.For<IGitHubClient>());

                Assert.Throws<ArgumentNullException>(() => client.GetAllForUser(null));
                Assert.Throws<ArgumentNullException>(() => client.GetAllForUser(null, ApiOptions.None));
                Assert.Throws<ArgumentNullException>(() => client.GetAllForUser("user", null));

                Assert.Throws<ArgumentException>(() => client.GetAllForUser(""));
                Assert.Throws<ArgumentException>(() => client.GetAllForUser("", ApiOptions.None));
            }
            public void RequestsCorrectUrlWithApiOptions()
            {
                var connection = Substitute.For<IConnection>();
                var gitHubClient = Substitute.For<IGitHubClient>();
                gitHubClient.Connection.Returns(connection);
                var client = new ObservableWatchedClient(gitHubClient);

                var options = new ApiOptions
                {
                    StartPage = 1,
                    PageCount = 1,
                    PageSize = 1
                };

                client.GetAllForUser("jugglingnutcase", options);
                connection.Received().Get<List<Repository>>(ApiUrls.WatchedByUser("jugglingnutcase"), Arg.Is<IDictionary<string, string>>(d => d.Count == 2), null);
            }