//[Fact]
public void ExpireTest()
{
var cacheManager = new CacheManager();
string key = "ExpireTest" + DateTime.Now.Ticks;
var tags = new[] { "a", "b" };
var cacheKey = new CacheKey(key, tags);
var value = "Test Value " + DateTime.Now;
var cachePolicy = new CachePolicy();
bool result = cacheManager.Add(cacheKey, value, cachePolicy);
result.Should().BeTrue();
// add second value with same tag
string key2 = "ExpireTest2" + DateTime.Now.Ticks;
var tags2 = new[] { "a", "c" };
var cacheKey2 = new CacheKey(key2, tags2);
var value2 = "Test Value 2 " + DateTime.Now;
var cachePolicy2 = new CachePolicy();
bool result2 = cacheManager.Add(cacheKey2, value2, cachePolicy2);
result2.Should().BeTrue();
// add third value with same tag
string key3 = "ExpireTest3" + DateTime.Now.Ticks;
var tags3 = new[] { "b", "c" };
var cacheKey3 = new CacheKey(key3, tags3);
var value3 = "Test Value 3 " + DateTime.Now;
var cachePolicy3 = new CachePolicy();
bool result3 = cacheManager.Add(cacheKey3, value3, cachePolicy3);
result3.Should().BeTrue();
var cacheTag = new CacheTag("a");
string tagKey = MemoryCacheProvider.GetTagKey(cacheTag);
tagKey.Should().NotBeNullOrEmpty();
var cachedTag = cacheManager.Get<object>(tagKey);
cachedTag.Should().NotBeNull();
// expire actually just changes the value for tag key
cacheManager.Expire(cacheTag);
// allow flush
System.Threading.Thread.Sleep(500);
var expiredTag = cacheManager.Get<object>(tagKey);
expiredTag.Should().NotBeNull();
expiredTag.Should().NotBe(cachedTag);
// items should have been removed
var expiredValue = cacheManager.Get<string>(cacheKey.Key);
expiredValue.Should().BeNull();
var expiredValue2 = cacheManager.Get<string>(cacheKey2.Key);
expiredValue2.Should().BeNull();
var expiredValue3 = cacheManager.Get<string>(cacheKey3.Key);
expiredValue3.Should().NotBeNull();
}
private void Set(string key, object value, sys.CacheItemPolicy policy)
{
_cache.Set(key, value, policy);
}
