public void GetShippingStatus_ResultExistsInCache_ReturnsTheResult()
{
// arrange
Mock <ObjectCache> mockCache = new Mock <ObjectCache>();
mockCache.Setup(c => c["statusForOrder#12"]).Returns(ShippingStatus.OutForDelivery);
ShippingService sut = new ShippingService(null, null, null, mockCache.Object);
// act
ShippingStatus actual = sut.GetShippingStatus(12);
// assert
Assert.AreEqual(ShippingStatus.OutForDelivery, actual);
mockCache.Verify(c => c["statusForOrder#12"], Times.Once());
}
public void GetShippingStatus_ResultNotExistsInCache_FetchesTheResultFromDatabase()
{
// arrange
Mock <ObjectCache> mockCache = new Mock <ObjectCache>();
Mock <IShippingInfoRepository> mockShippingRepo = new Mock <IShippingInfoRepository>();
mockShippingRepo.Setup(r => r.GetShippingStatus(It.Is <int>(i => i == 210))).Returns(ShippingStatus.InTransit);
ShippingService sut = new ShippingService(null, mockShippingRepo.Object, null, mockCache.Object);
// act
ShippingStatus actual = sut.GetShippingStatus(210);
// assert
Assert.AreEqual(ShippingStatus.InTransit, actual);
mockCache.Verify(c => c["statusForOrder#210"], Times.Once());
}
