public void GetBikeTypes_ReturnsArrayOfBikeType() { //Arrange var bikeService = new BikeService(_mockQueries.Object, _mockStorage.Object); //Act var result = bikeService.GetBikeTypes(); //Assert Assert.IsInstanceOfType(result, typeof(BikeType[])); _mockQueries.Verify(x => x.GetBikeTypes(), Times.Once); }