public void GetUpcomingGigsByArtist_GigIsInThePast_ShouldNotBeReturned()
{
var gig = new Gig {
DateTime = DateTime.Now.AddDays(-1), ArtistId = "1"
};
_mockGigs.SetSource(new[] { gig });
var gigs = _gigRepository.GetMyUpcomingGigs("1");
gigs.Should().BeEmpty();
}