Create() public method

Creates a new Issue Comment for a specified Issue.
http://developer.github.com/v3/issues/comments/#create-a-comment
public Create ( long repositoryId, int number, string newComment ) : Task
repositoryId long The Id of the repository
number int The number of the issue
newComment string The new comment to add to the issue
return Task
        public void PostsToCorrectUrl()
        {
            const string newComment = "some title";
            var connection = Substitute.For<IApiConnection>();
            var client = new IssueCommentsClient(connection);

            client.Create("fake", "repo", 1, newComment);

            connection.Received().Post<IssueComment>(Arg.Is<Uri>(u => u.ToString() == "repos/fake/repo/issues/1/comments"), Arg.Any<object>());
        }
        public async Task EnsuresArgumentsNotNull()
        {
            var connection = Substitute.For<IApiConnection>();
            var client = new IssueCommentsClient(connection);

            await AssertEx.Throws<ArgumentNullException>(async () => await client.Create(null, "name", 1, "title"));
            await AssertEx.Throws<ArgumentException>(async () => await client.Create("", "name", 1, "x"));
            await AssertEx.Throws<ArgumentNullException>(async () => await client.Create("owner", null, 1, "x"));
            await AssertEx.Throws<ArgumentException>(async () => await client.Create("owner", "", 1, "x"));
            await AssertEx.Throws<ArgumentNullException>(async () => await client.Create("owner", "name", 1, null));
        }