public void TestContainsCache()
{
// First have underlying store report true
_mockStore1.Setup(x => x.Contains(_digest1)).Returns(true);
Assert.IsTrue(_testStore.Contains(_digest1));
// Then check the composite cached the result
_mockStore1.Setup(x => x.Contains(_digest1)).Throws(new AssertionException("Should not call underlying store when result is cached"));
Assert.IsTrue(_testStore.Contains(_digest1));
// Then clear cache and report different result
_testStore.Flush();
_mockStore1.Setup(x => x.Contains(_digest1)).Returns(false);
_mockStore2.Setup(x => x.Contains(_digest1)).Returns(false);
Assert.IsFalse(_testStore.Contains(_digest1));
}
