public async Task FetchTheRightKindOfStories(StoryKind storyKind)
{
var items = Enumerable.Range(0, 20).ToList();
var news = News;
var actualStoryKind = StoryKind.Best;
news.Setup(n => n.GetStoryListAsync(It.IsAny <StoryKind>()))
.Callback((StoryKind sk) => actualStoryKind = sk)
.ReturnsAsync(items)
.Verifiable();
var sut = new MockNewsViewModel(Navigation.Object, Messenger.Object, news.Object, Reachability.Object, Features.Object, Browser.Object, Dialog.Object);
sut.SetStoryKind(storyKind);
await sut.Initialize();
sut.ViewCreated();
Assert.Equal(storyKind, actualStoryKind);
news.Verify(n => n.GetStoryListAsync(storyKind), Times.Once);
}
