/// <summary>
/// Registers an internal <b>Policy Key</b> (using the <see cref="InternalPolicyKeyFormat"/>) with a <see cref="NoCachePolicy"/> to ensure always invoked;
/// it is then expected that the <see cref="OnFlushCache(bool)"/> will handle policy expiration specifically.
/// </summary>
protected void RegisterInternalPolicyKey()
{
var overridePolicyKey = string.Format(System.Globalization.CultureInfo.InvariantCulture, InternalPolicyKeyFormat, PolicyKey);
CachePolicyManager.Register(this, overridePolicyKey);
CachePolicyManager.Set(overridePolicyKey, new NoCachePolicy());
}
public void PolicyManager()
{
CachePolicyManager.Reset();
var dsc = new DictionarySetCache <int, string>((data) => new KeyValuePair <int, string>[] { new KeyValuePair <int, string>(1, "1"), new KeyValuePair <int, string>(2, "2") });
Assert.IsNotNull(dsc.PolicyKey);
Assert.AreEqual(0, dsc.Count);
Assert.IsTrue(dsc.ContainsKey(1));
Assert.IsTrue(dsc.ContainsKey(2));
Assert.IsFalse(dsc.ContainsKey(3));
Assert.AreEqual(2, dsc.Count);
var policy = new DailyCachePolicy();
CachePolicyManager.Set(dsc.PolicyKey, policy);
var policy2 = dsc.GetPolicy();
Assert.IsNotNull(policy2);
Assert.AreSame(policy, policy2);
var pa = CachePolicyManager.GetPolicies();
Assert.AreEqual(1, pa.Length);
CachePolicyManager.ForceFlush();
Assert.AreEqual(0, dsc.Count);
Assert.IsTrue(dsc.ContainsKey(1));
Assert.IsTrue(dsc.ContainsKey(2));
Assert.IsFalse(dsc.ContainsKey(3));
Assert.AreEqual(2, dsc.Count);
}
/// <summary>
/// Registers an internal <b>Policy Key</b> (using the <see cref="InternalPolicyKeyFormat"/>) with a <see cref="NoCachePolicy"/> to ensure always invoked;
/// it is then expected that the <see cref="OnFlushCache(bool)"/> will handle policy expiration specifically.
/// </summary>
protected void RegisterInternalPolicyKey()
{
var overridePolicyKey = string.Format(InternalPolicyKeyFormat, PolicyKey);
CachePolicyManager.Register(this, overridePolicyKey);
CachePolicyManager.Set(overridePolicyKey, new NoCachePolicy());
}
public void Flush()
{
CachePolicyManager.Reset();
using (var dsc = new DictionarySetCache <int, string>((data) => new KeyValuePair <int, string>[] { new KeyValuePair <int, string>(1, "1"), new KeyValuePair <int, string>(2, "2") }))
{
var policy = new DailyCachePolicy();
CachePolicyManager.Set(dsc.PolicyKey, policy);
Assert.IsTrue(dsc.ContainsKey(1));
Assert.IsTrue(dsc.ContainsKey(2));
Assert.AreEqual(1, dsc.GetPolicy().Hits);
dsc.Flush(true);
Assert.IsTrue(dsc.ContainsKey(1));
Assert.IsTrue(dsc.ContainsKey(2));
Assert.AreEqual(1, dsc.GetPolicy().Hits);
}
}
public void PolicyManager()
{
CachePolicyManager.Reset();
var i = 0;
var mtc = new KeyValueCache <int, string>((key) => { i++; return(key.ToString()); }, "KeyValueCacheTest");
Assert.IsNotNull(mtc.PolicyKey);
var policy = new DailyCachePolicy();
CachePolicyManager.Set(mtc.PolicyKey, policy);
var policy2 = mtc.GetPolicy();
Assert.IsNotNull(policy2);
Assert.AreSame(policy, policy2);
var pa = CachePolicyManager.GetPolicies();
Assert.AreEqual(2, pa.Length);
// Check the internal nocachepolicy.
var p0 = pa.Where(x => x.Key.StartsWith("KeyValueCacheTest_")).SingleOrDefault();
Assert.IsNotNull(p0);
Assert.IsInstanceOf(typeof(NoCachePolicy), p0.Value);
// Check the default policy for type.
var p1 = pa.Where(x => x.Key == "KeyValueCacheTest").SingleOrDefault();
Assert.IsNotNull(p1);
Assert.IsInstanceOf(typeof(DailyCachePolicy), p1.Value);
// Get (add) new item to cache.
var s = mtc[1];
Assert.AreEqual("1", s);
Assert.AreEqual(1, i);
// No new globally managed policies should have been created.
pa = CachePolicyManager.GetPolicies();
Assert.AreEqual(2, pa.Length);
// Check policy for item is DailyCachePolicy but has its own instance.
policy2 = mtc.GetPolicyByKey(1);
Assert.IsNotNull(policy2);
Assert.IsInstanceOf(typeof(DailyCachePolicy), policy2);
Assert.AreNotSame(policy, policy2);
// There should be no policy where item not found.
Assert.IsNull(mtc.GetPolicyByKey(2));
// Flush cache where not expired.
mtc.Flush();
s = mtc[1];
Assert.AreEqual("1", s);
Assert.AreEqual(1, i);
// Force flush; should reload cache after.
CachePolicyManager.ForceFlush();
s = mtc[1];
Assert.AreEqual("1", s);
Assert.AreEqual(2, i);
}
