public void GetValue_WhenTheCacheIsFull_ShouldPushTheLeastRecentlyUsedOff()
{
var service = MockRepository.GenerateMock<IService>();
var cache = new RefreshingCache(service, 2, 1);
service.Expect(x => x.GetValue("key1"))
.Return(string.Empty)
.Repeat.Times(2);
service.Expect(x => x.GetValue("key2"))
.Return(string.Empty)
.Repeat.Times(1);
service.Expect(x => x.GetValue("key3"))
.Return(string.Empty)
.Repeat.Times(1);
cache.GetValue("key1");
cache.GetValue("key2");
cache.GetValue("key3");
cache.GetValue("key1");
service.VerifyAllExpectations();
}
public void WhenGetValueTheFirstTime_ShouldCallTheRemoteService()
{
var service = MockRepository.GenerateMock<IService>();
var cache = new RefreshingCache(service, 5, 5);
cache.GetValue("Test");
service.AssertWasCalled(x => x.GetValue("Test"));
}
public void GetValue_WhenTheCacheIsStale_ShouldCallTheRemoteProxy()
{
var service = MockRepository.GenerateMock<IService>();
var cache = new RefreshingCache(service, 5, 1);
service.Expect(x => x.GetValue("Test"))
.Return(string.Empty)
.Repeat.Twice();
cache.GetValue("Test");
Thread.Sleep(1000);
cache.GetValue("Test");
service.VerifyAllExpectations();
}
public void WhenGetValueMoreThanOneTime_ShouldOnCallTheProxyOnce()
{
var service = MockRepository.GenerateMock<IService>();
var cache = new RefreshingCache(service, 5, 5);
service.Expect(x => x.GetValue("Test"))
.Return(string.Empty)
.Repeat.Once();
cache.GetValue("Test");
service.VerifyAllExpectations();
}