public void SupportInvalidateKey()
{
var MyCache = new MicroCacheExt();
int Maker1CallCount = 0;
Func <int, long> Maker1 = (a) =>
{
Maker1CallCount++;
return(a + 1);
};
Assert.AreEqual(5, MyCache.GetOrMake(Maker1, 4));
Assert.AreEqual(5, MyCache.GetOrMake(Maker1, 4));
Assert.AreEqual(1, Maker1CallCount);
// Still the same key, but added explicitely
Assert.AreEqual(5, MyCache.GetOrMakeWithKey(MyCache.DeriveKey(FuncCall.Create(Maker1, 4)), () => Maker1(4)));
Assert.AreEqual(1, Maker1CallCount);
MyCache.InvalidateKey(MyCache.DeriveKey(FuncCall.Create(Maker1, 4)));
// Recreation of value as key is invalidated
Assert.AreEqual(5, MyCache.GetOrMake(Maker1, 4));
Assert.AreEqual(5, MyCache.GetOrMake(Maker1, 4));
Assert.AreEqual(2, Maker1CallCount);
}
public void SupportCustomKeys()
{
var MyCache = new MicroCacheExt();
int Maker1CallCount = 0;
Func <int, long> Maker1 = (a) =>
{
Maker1CallCount++;
return(a + 1);
};
Assert.AreEqual(5, MyCache.GetOrMakeWithKey("AAA", () => Maker1(4)));
Assert.AreEqual(5, MyCache.GetOrMakeWithKey("AAA", () => Maker1(4)));
Assert.AreEqual(1, Maker1CallCount);
// Function is the same, but key is different
Assert.AreEqual(5, MyCache.GetOrMakeWithKey("BBB", () => Maker1(4)));
Assert.AreEqual(5, MyCache.GetOrMakeWithKey("BBB", () => Maker1(4)));
Assert.AreEqual(2, Maker1CallCount);
// Function is the same, but key is different, interlevaed (still no calls)
Assert.AreEqual(5, MyCache.GetOrMakeWithKey("AAA", () => Maker1(4)));
Assert.AreEqual(5, MyCache.GetOrMakeWithKey("BBB", () => Maker1(4)));
Assert.AreEqual(2, Maker1CallCount);
MyCache.InvalidateKey("AAA");
// Function is the same, one of 2 keys invalitaed, only one extra call
Assert.AreEqual(5, MyCache.GetOrMakeWithKey("AAA", () => Maker1(4)));
Assert.AreEqual(5, MyCache.GetOrMakeWithKey("BBB", () => Maker1(4)));
Assert.AreEqual(3, Maker1CallCount);
}
public void SupportDirectCallWithKeyDerivation()
{
var MyCache = new MicroCacheExt();
int Maker1CallCount = 0;
Func <int, long> Maker1 = (a) =>
{
Maker1CallCount++;
return(a + 1);
};
Assert.AreEqual(5, MyCache.GetOrMake(Maker1, 4));
Assert.AreEqual(5, MyCache.GetOrMake(Maker1, 4));
Assert.AreEqual(5, MyCache.GetOrMakeWithKey(MyCache.DeriveKey(FuncCall.Create(Maker1, 4)), () => Maker1(4)));
Assert.AreEqual(1, Maker1CallCount);
}
public void BeCreated()
{
var MyCache = new MicroCacheExt();
}
