GetSubredditImageAsync() public method

View a single image in the subreddit.
/// Thrown when a null reference is passed to a method that does not accept it as a /// valid argument. /// Thrown when an error is found in a response from an Imgur endpoint. Thrown when an error is found in a response from a Mashape endpoint.
public GetSubredditImageAsync ( string imageId, string subreddit ) : Task
imageId string The image id.
subreddit string A valid subreddit name. Example: pics, gaming
return Task
        public async Task GetSubredditImageAsync_NotNull()
        {
            var mockUrl = "https://api.imgur.com/3/gallery/r/pics/xyP";
            var mockResponse = new HttpResponseMessage(HttpStatusCode.OK)
            {
                Content = new StringContent(MockGalleryEndpointResponses.GetSubredditImage)
            };

            var client = new ImgurClient("123", "1234");
            var endpoint = new GalleryEndpoint(client, new HttpClient(new MockHttpMessageHandler(mockUrl, mockResponse)));
            var image = await endpoint.GetSubredditImageAsync("xyP", "pics").ConfigureAwait(false);

            Assert.NotNull(image);
        }
        public async Task GetSubredditImageAsync_WithIdNull_ThrowsArgumentNullException()
        {
            var client = new ImgurClient("123", "1234");
            var endpoint = new GalleryEndpoint(client);

            var exception =
                await
                    Record.ExceptionAsync(
                        async () => await endpoint.GetSubredditImageAsync(null, "test").ConfigureAwait(false))
                        .ConfigureAwait(false);
            Assert.NotNull(exception);
            Assert.IsType<ArgumentNullException>(exception);
        }