public async Task GetPullRequest_ShouldReturnValidResult()
        {
            var responseJson = Utilities.LoadFile(Paths.GetStandardDataPath("GetPullRequestResponse.json"));
            var responseData = new NewtonsoftJsonSerializer().Deserialize <PullRequest>(responseJson);

            var response = MockRepository.GenerateMock <IRestResponse <PullRequest> >();

            response.Stub(x => x.Data).Return(responseData);

            var result = _restClient
                         .Capture()
                         .Args <IRestRequest, IRestResponse <PullRequest> >((s, req) => s.ExecuteTaskAsync <PullRequest>(req), response);

            var resultPullRequest = await _sut.GetPullRequest("repoName", "owner", 1);

            Assert.AreEqual(1, result.CallCount);

            var args = result.Args[0];

            Assert.Multiple(() =>
            {
                Assert.AreEqual("repositories/owner/repoName/pullrequests/1", args.Resource);
                Assert.AreEqual(Method.GET, args.Method);

                Assert.AreEqual("2017-04-07T20:21:29.723251+00:00", resultPullRequest.CreatedOn);
                Assert.AreEqual("2017-04-24T21:03:21.455916+00:00", resultPullRequest.UpdatedOn);
                Assert.AreEqual(false, resultPullRequest.CloseSourceBranch);
                Assert.AreEqual("short description", resultPullRequest.Description);
                Assert.AreEqual("testbranch1122", resultPullRequest.Title);
                Assert.AreEqual(21, resultPullRequest.Id);
                Assert.AreEqual(PullRequestOptions.OPEN, resultPullRequest.State);
                Assert.AreEqual("testbranch", resultPullRequest.Source.Branch.Name);
                Assert.AreEqual("ASD-ASD", resultPullRequest.Destination.Branch.Name);
            });
        }