public async void HackerNewsService_GetTopArticleIdsAsync()
{
// Arrange
var logger = GetLogger();
var hackerNewsService = new HackerNewsService(logger);
// Act
var rv = await hackerNewsService.GetTopArticleIdsAsync();
int[] result = rv.ToArray();
// Assert
var type1 = Assert.IsType <int[]>(result);
Assert.True(result.Count() > 0);
}