public void CreateAndGetWithForceFlush()
{
CachePolicyManager.IsInternalTracingEnabled = true;
CachePolicyManager.Reset();
// Initialize the cache.
var mtc = new MultiTenantCache <KeyValueCache <int, string> >((g, p) =>
{
if (g.Equals(ToGuid(1)))
{
return(new KeyValueCache <int, string>(p, (k) => k.ToString()));
}
else
{
return(new KeyValueCache <int, string>(p, (k) => "X" + k.ToString()));
}
}, "MultiTenantCacheTest");
var pa = CachePolicyManager.GetPolicies();
Assert.AreEqual(1, pa.Length);
// Check the internal nocachepolicy.
var p0 = pa.Where(x => x.Key.StartsWith("MultiTenantCacheTest_")).SingleOrDefault();
Assert.IsNotNull(p0);
Assert.IsInstanceOf(typeof(NoCachePolicy), p0.Value);
// Check that the cache is empty.
Assert.IsFalse(mtc.Contains(ToGuid(1)));
Assert.AreEqual(0, mtc.Count);
mtc.Remove(ToGuid(1));
// Check the first tenant.
var kvc1 = mtc.GetCache(ToGuid(1));
Assert.IsNotNull(kvc1);
Assert.AreEqual("1", kvc1[1]);
Assert.AreEqual(1, mtc.Count);
// Check the default policy for type.
pa = CachePolicyManager.GetPolicies();
Assert.AreEqual(2, pa.Length);
var p1 = pa.Where(x => x.Key == "MultiTenantCacheTest").SingleOrDefault();
Assert.IsNotNull(p1);
Assert.IsInstanceOf(typeof(NoExpiryCachePolicy), p1.Value);
// Check the second tenant.
var kvc2 = mtc.GetCache(ToGuid(2));
Assert.IsNotNull(kvc2);
Assert.AreEqual("X1", kvc2[1]);
Assert.AreEqual(2, mtc.Count);
// No new PolicyManager policies should be created.
pa = CachePolicyManager.GetPolicies();
Assert.AreEqual(2, pa.Length);
// Flush the cache - nothing should happen as they never expire.
CachePolicyManager.Flush();
Assert.AreEqual(2, mtc.Count);
// Remove a tenant.
mtc.Remove(ToGuid(2));
Assert.IsTrue(mtc.Contains(ToGuid(1)));
Assert.IsFalse(mtc.Contains(ToGuid(2)));
Assert.AreEqual(1, mtc.Count);
Assert.AreEqual(0, kvc2.Count);
// Force flush the cache - should be removed.
CachePolicyManager.ForceFlush();
Assert.IsFalse(mtc.Contains(ToGuid(1)));
Assert.IsFalse(mtc.Contains(ToGuid(2)));
Assert.AreEqual(0, mtc.Count);
Assert.AreEqual(0, kvc1.Count);
}
