public void ControllerHasNoDataTest() { //Given: var data = new List <TestBasicGuid>().AsQueryable(); var dbContext = DatabaseMocker.GetMockedDbContext <FakeDbContext, TestBasicGuid>(data); var controller = new ODataReadOnlyControllerBase <TestBasicGuid, Guid, FakeDbContext>(new NLogLogger(), UserHelper.CreateTestCurrentUser(), dbContext.Object, key => x => x.ID == key); //When: var result = controller.Get().ToList(); //Then: Assert.IsEmpty(result, "An empty list was expected."); }