public void RequestsCorrectUrlWithRepositoryId()
            {
                var gitHubClient = Substitute.For<IGitHubClient>();
                var client = new ObservableMilestonesClient(gitHubClient);

                client.GetAllForRepository(1);

                gitHubClient.Received().Issue.Milestone.GetAllForRepository(1);
            }
            public async Task ReturnsAllMilestones()
            {
                var github = Helper.GetAuthenticatedClient();

                var client = new ObservableMilestonesClient(github);
                var milestones = await client.GetAllForRepository("libgit2", "libgit2sharp", new MilestoneRequest { State = ItemStateFilter.Closed }).ToList();

                Assert.NotEmpty(milestones);
                Assert.True(milestones.All(m => m.State == ItemState.Closed));
            }
            public void SendsAppropriateParameters()
            {
                var gitHubClient = Substitute.For<IGitHubClient>();
                var client = new ObservableMilestonesClient(gitHubClient);

                var milestoneRequest = new MilestoneRequest { SortDirection = SortDirection.Descending };
                client.GetAllForRepository("fake", "repo", milestoneRequest);

                gitHubClient.Received().Issue.Milestone.GetAllForRepository("fake", "repo", milestoneRequest, Args.ApiOptions);
            }
            public void RequestsCorrectUrlWithApiOptions()
            {
                var gitHubClient = Substitute.For<IGitHubClient>();
                var client = new ObservableMilestonesClient(gitHubClient);

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

                client.GetAllForRepository("fake", "repo", options);

                gitHubClient.Received().Issue.Milestone.GetAllForRepository("fake", "repo", options);
            }
            public async Task SendsAppropriateParametersMulti()
            {
                var firstPageUrl = new Uri("repos/fake/repo/milestones", UriKind.Relative);
                var secondPageUrl = new Uri("https://example.com/page/2");
                var firstPageLinks = new Dictionary<string, Uri> { { "next", secondPageUrl } };
                var firstPageResponse = new ApiResponse<List<Milestone>>
                (
                    CreateResponseWithApiInfo(firstPageLinks),
                    new List<Milestone>
                    {
                        new Milestone(1),
                        new Milestone(2),
                        new Milestone(3)
                    }
                );
                var thirdPageUrl = new Uri("https://example.com/page/3");
                var secondPageLinks = new Dictionary<string, Uri> { { "next", thirdPageUrl } };
                var secondPageResponse = new ApiResponse<List<Milestone>>
                (
                    CreateResponseWithApiInfo(secondPageLinks),
                    new List<Milestone>
                    {
                        new Milestone(4),
                        new Milestone(5),
                        new Milestone(6)
                    }
                );
                var lastPageResponse = new ApiResponse<List<Milestone>>
                (
                    new Response { ApiInfo = new ApiInfo(new Dictionary<string, Uri>(), new List<string>(), new List<string>(), "etag", new RateLimit(new Dictionary<string, string>())) },
                    new List<Milestone>
                    {
                        new Milestone(7)
                    }
                );
                var gitHubClient = Substitute.For<IGitHubClient>();
                gitHubClient.Connection.Get<List<Milestone>>(Arg.Is(firstPageUrl),
                        Arg.Is<Dictionary<string, string>>(d => d.Count == 3
                            && d["direction"] == "desc"
                            && d["state"] == "open"
                            && d["sort"] == "due_date"), null)
                    .Returns(Task.Factory.StartNew<IApiResponse<List<Milestone>>>(() => firstPageResponse));
                gitHubClient.Connection.Get<List<Milestone>>(secondPageUrl, Arg.Is<Dictionary<string, string>>(d => d.Count == 3
                        && d["direction"] == "desc"
                        && d["state"] == "open"
                        && d["sort"] == "due_date"), null)
                    .Returns(Task.Factory.StartNew<IApiResponse<List<Milestone>>>(() => secondPageResponse));
                gitHubClient.Connection.Get<List<Milestone>>(thirdPageUrl, Arg.Is<Dictionary<string, string>>(d => d.Count == 3
                        && d["direction"] == "desc"
                        && d["state"] == "open"
                        && d["sort"] == "due_date"), null)
                    .Returns(Task.Factory.StartNew<IApiResponse<List<Milestone>>>(() => lastPageResponse));

                var client = new ObservableMilestonesClient(gitHubClient);

                var results = await client.GetAllForRepository("fake", "repo", new MilestoneRequest { SortDirection = SortDirection.Descending }).ToArray();

                Assert.Equal(7, results.Length);
                Assert.Equal(firstPageResponse.Body[0].Number, results[0].Number);
                Assert.Equal(secondPageResponse.Body[1].Number, results[4].Number);
                Assert.Equal(lastPageResponse.Body[0].Number, results[6].Number);
            }
            public async Task ReturnsEveryPageOfMilestones()
            {
                var firstPageUrl = new Uri("repos/fake/repo/milestones", UriKind.Relative);
                var secondPageUrl = new Uri("https://example.com/page/2");
                var firstPageLinks = new Dictionary<string, Uri> { { "next", secondPageUrl } };
                var firstPageResponse = new ApiResponse<List<Milestone>>
                (
                    CreateResponseWithApiInfo(firstPageLinks),
                    new List<Milestone>
                    {
                        new Milestone(1),
                        new Milestone(2),
                        new Milestone(3)
                    }
                );
                var thirdPageUrl = new Uri("https://example.com/page/3");
                var secondPageLinks = new Dictionary<string, Uri> { { "next", thirdPageUrl } };
                var secondPageResponse = new ApiResponse<List<Milestone>>
                (
                    CreateResponseWithApiInfo(secondPageLinks),
                    new List<Milestone>
                    {
                        new Milestone(4),
                        new Milestone(5),
                        new Milestone(6)
                    }
                );
                var lastPageResponse = new ApiResponse<List<Milestone>>
                (
                    new Response(),
                    new List<Milestone>
                    {
                        new Milestone(7)
                    }
                );
                var gitHubClient = Substitute.For<IGitHubClient>();
                gitHubClient.Connection.Get<List<Milestone>>(firstPageUrl, Args.EmptyDictionary, null)
                    .Returns(Task.Factory.StartNew<IApiResponse<List<Milestone>>>(() => firstPageResponse));
                gitHubClient.Connection.Get<List<Milestone>>(secondPageUrl, Args.EmptyDictionary, null)
                    .Returns(Task.Factory.StartNew<IApiResponse<List<Milestone>>>(() => secondPageResponse));
                gitHubClient.Connection.Get<List<Milestone>>(thirdPageUrl, Args.EmptyDictionary, null)
                    .Returns(Task.Factory.StartNew<IApiResponse<List<Milestone>>>(() => lastPageResponse));
                var client = new ObservableMilestonesClient(gitHubClient);

                var results = await client.GetAllForRepository("fake", "repo").ToArray();

                Assert.Equal(7, results.Length);
                Assert.Equal(firstPageResponse.Body[0].Number, results[0].Number);
                Assert.Equal(secondPageResponse.Body[1].Number, results[4].Number);
                Assert.Equal(lastPageResponse.Body[0].Number, results[6].Number);
            }
            public void EnsuresNonNullArguments()
            {
                var client = new ObservableMilestonesClient(Substitute.For<IGitHubClient>());

                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository(null, "name"));
                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository("owner", null));

                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository(null, "name", ApiOptions.None));
                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository("owner", null, ApiOptions.None));
                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository("owner", "name", (ApiOptions)null));

                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository(null, "name", new MilestoneRequest()));
                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository("owner", null, new MilestoneRequest()));
                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository("owner", "name", (MilestoneRequest)null));
                
                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository(null, "name", new MilestoneRequest(), ApiOptions.None));
                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository("owner", null, new MilestoneRequest(), ApiOptions.None));
                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository("owner", "name", null, ApiOptions.None));
                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository("owner", "name", new MilestoneRequest(), null));
                
                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository(1, (ApiOptions)null));
                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository(1, (MilestoneRequest)null));
                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository(1, null, ApiOptions.None));
                Assert.Throws<ArgumentNullException>(() => client.GetAllForRepository(1, new MilestoneRequest(), null));

                Assert.Throws<ArgumentException>(() => client.GetAllForRepository("", "name"));
                Assert.Throws<ArgumentException>(() => client.GetAllForRepository("owner", ""));

                Assert.Throws<ArgumentException>(() => client.GetAllForRepository("", "name", ApiOptions.None));
                Assert.Throws<ArgumentException>(() => client.GetAllForRepository("owner", "", ApiOptions.None));

                Assert.Throws<ArgumentException>(() => client.GetAllForRepository("", "name", new MilestoneRequest()));
                Assert.Throws<ArgumentException>(() => client.GetAllForRepository("owner", "", new MilestoneRequest()));

                Assert.Throws<ArgumentException>(() => client.GetAllForRepository("", "name", new MilestoneRequest(), ApiOptions.None));
                Assert.Throws<ArgumentException>(() => client.GetAllForRepository("owner", "", new MilestoneRequest(), ApiOptions.None));
            }
            public void SendsAppropriateParametersWithApiOptionsWithRepositoryId()
            {
                var gitHubClient = Substitute.For<IGitHubClient>();
                var client = new ObservableMilestonesClient(gitHubClient);

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

                var milestoneRequest = new MilestoneRequest { SortDirection = SortDirection.Descending };
                client.GetAllForRepository(1, milestoneRequest, options);

                gitHubClient.Received().Issue.Milestone.GetAllForRepository(1, milestoneRequest, options);
            }