public async Task ShouldRemovePodcast()
{
// Given
var context = new Context <PodcastService>();
Guid podcastId = Guid.NewGuid();
PodcastService sut = context.CreateSut();
// When
await sut.RemovePodcast(podcastId);
// Then
context.DeletedPodcastId.ShouldBeEquivalentTo(podcastId);
}