public void FixedExpirationCommon()
{
var now = DateTime.Now;
var expires = now.AddMinutes(30);
_dtp.Now.Returns(now);
var cache = new CacheDependencyDateTime(_dtp, expires);
Assert.IsFalse(cache.HasExpired);
Assert.IsFalse(cache.Sliding);
Assert.IsTrue(cache.Expires == expires);
}
public void FixedExpirationSlidingTimeSpanCommon()
{
var now = DateTime.Now;
var expiresIn = new TimeSpan(0, 30, 0);
var expires = now.Add(expiresIn);
_dtp.Now.Returns(now);
var cache = new CacheDependencyDateTime(_dtp, expiresIn, true);
Assert.IsFalse(cache.HasExpired);
Assert.IsTrue(cache.Sliding);
Assert.IsTrue(cache.Expires == expires);
}
public void FixedExpirationHasExpired()
{
var now = DateTime.Now;
var expires = now.AddMinutes(30);
_dtp.Now.Returns(now);
var cache = new CacheDependencyDateTime(_dtp, expires);
// now move the clock past the expiration
_dtp.Now.Returns(expires.AddMilliseconds(1));
Assert.IsTrue(cache.HasExpired);
Assert.IsTrue(cache.Expires == expires);
Assert.IsFalse(cache.Sliding);
}
public void SimpleDateTimeExpiration()
{
var expires = DateTime.Now.AddMinutes(5);
var exp = new CacheDependencyDateTime(dtp, expires);
cln.Add(exp);
Assert.IsTrue(cln.Count == 1);
Assert.IsFalse(cln.HasAnyExpired());
Assert.IsFalse(cln.HasAnyChanged());
dtp.Now.Returns(expires.AddMilliseconds(1));
Assert.IsTrue(cln.Count == 1);
Assert.IsTrue(cln.HasAnyExpired());
Assert.IsTrue(cln.HasAnyChanged());
}
public void FixedExpirationSlidingTimeSpanSlideAfterExpiration()
{
var now = DateTime.Now;
var expiresIn = new TimeSpan(0, 30, 0);
var expires = now.Add(expiresIn);
_dtp.Now.Returns(now);
var cache = new CacheDependencyDateTime(_dtp, expiresIn, true);
Assert.IsTrue(cache.Expires == expires);
var newNow = expires.AddMinutes(5);
_dtp.Now.Returns(newNow);
Assert.IsTrue(cache.HasExpired);
cache.SlideExpiration();
Assert.IsTrue(cache.HasExpired);
Assert.IsTrue(cache.Expires == expires);
}
public void SlidingDateTimeExpiration()
{
var expiresIn = new TimeSpan(0, 30, 0);
var expires = dtp.Now.Add(expiresIn);
var exp = new CacheDependencyDateTime(dtp, expiresIn, true);
cln.Add(exp);
Assert.IsTrue(cln.Count == 1);
Assert.IsFalse(cln.HasAnyExpired());
Assert.IsFalse(cln.HasAnyChanged());
var first = (CacheDependencyDateTime)cln[0];
Assert.IsTrue(first.Expires == expires);
// move a few minutes forward but within the expiration window
var newTimeNow = DateTime.Now.AddSeconds(expiresIn.TotalSeconds / 2);
dtp.Now.Returns(newTimeNow);
Assert.IsFalse(cln.HasAnyExpired());
Assert.IsFalse(cln.HasAnyChanged());
first = (CacheDependencyDateTime)cln[0];
Assert.IsTrue(first.Expires == expires);
var newExpires = newTimeNow.Add(expiresIn);
cln.SlideExpiration();
Assert.IsFalse(cln.HasAnyExpired());
Assert.IsFalse(cln.HasAnyChanged());
Assert.IsTrue(first.Expires == newExpires);
var expiredTime = newExpires.AddMilliseconds(1);
dtp.Now.Returns(expiredTime);
Assert.IsTrue(cln.HasAnyExpired());
Assert.IsTrue(cln.HasAnyChanged());
}
public void Add(string key, object value, TimeSpan expiresIn, bool sliding = false)
{
var expireAction = new CacheDependencyDateTime(_diskManager.DateTime, expiresIn, sliding);
AddItem(key, value, expireAction);
}
public void Add(string key, object value, DateTime expires)
{
var expireAction = new CacheDependencyDateTime(_diskManager.DateTime, expires);
AddItem(key, value, expireAction);
}