public async Task ReturnNullIfNoCampaignsAreFeatured()
{
var results = Context.Campaigns.Where(x => x.Featured);
Context.RemoveRange(results);
Context.SaveChanges();
// Arrange
var handler = new FeaturedCampaignQueryHandler(Context);
// Act
var result = await handler.Handle(new FeaturedCampaignQuery());
// Assert
Assert.Null(result);
}