public void RequestsCorrectUrlWithRepositoryId()
            {
                var githubClient = Substitute.For<IGitHubClient>();
                var client = new ObservableCommitCommentReactionsClient(githubClient);
                var newReaction = new NewReaction(ReactionType.Confused);

                client.Create(1, 1, newReaction);

                githubClient.Received().Reaction.CommitComment.Create(1, 1, newReaction);
            }
            public void EnsuresNotNullArguments()
            {
                var gitHubClient = Substitute.For<IGitHubClient>();
                var client = new ObservableCommitCommentReactionsClient(gitHubClient);

                Assert.Throws<ArgumentNullException>(() => client.Create(null, "name", 1, new NewReaction(ReactionType.Heart)));
                Assert.Throws<ArgumentNullException>(() => client.Create("owner", null, 1, new NewReaction(ReactionType.Heart)));
                Assert.Throws<ArgumentNullException>(() => client.Create("owner", "name", 1, null));

                Assert.Throws<ArgumentNullException>(() => client.Create(1, 1, null));

                Assert.Throws<ArgumentException>(() => client.Create("", "name", 1, new NewReaction(ReactionType.Heart)));
                Assert.Throws<ArgumentException>(() => client.Create("owner", "", 1, new NewReaction(ReactionType.Heart)));
            }