private void _TouchAllCacheItems(TaggedScavengedExpirableCacheStore cacheStore)
{
foreach (string key in cacheStore.GetKeys())
{
cacheStore.Get(key);
}
}
private List<string> _GetTagsReferredInCacheItems(TaggedScavengedExpirableCacheStore cacheStore)
{
HashSet<string> tagSet = new HashSet<string>();
foreach (string key in cacheStore.GetKeys())
{
CacheItem cacheItem = cacheStore.Get(key);
if (cacheItem != null)
{
IExpirationSpecifier[] expirationSpecifierList = (IExpirationSpecifier[])Array.FindAll(cacheItem.ExpirationSpecifierList, (esp) => esp is TagExpirationSpecifier);
foreach (TagExpirationSpecifier expirationSpecifier in expirationSpecifierList)
{
PropertyInfo propertyInfo = expirationSpecifier.GetType().GetProperty("_TagInfoList", BindingFlags.NonPublic | BindingFlags.Instance);
List<TagInfo> tagInfoList = (List<TagInfo>)propertyInfo.GetValue(expirationSpecifier, null);
tagInfoList.ForEach(ti => tagSet.Add(ti.Tag));
}
}
}
return tagSet.ToList();
}
private void _EnsureCacheItemsDontMatch(TaggedScavengedExpirableCacheStore cacheStore, List<string> tagCombinationList)
{
HashSet<string> tagCombination = new HashSet<string>(tagCombinationList);
foreach (string key in cacheStore.GetKeys())
{
CacheItem cacheItem = cacheStore.Get(key);
if (cacheItem != null)
{
IExpirationSpecifier[] expirationSpecifierList = (IExpirationSpecifier[])Array.FindAll(cacheItem.ExpirationSpecifierList, (esp) => esp is TagExpirationSpecifier);
foreach (TagExpirationSpecifier expirationSpecifier in expirationSpecifierList)
{
PropertyInfo propertyInfo = expirationSpecifier.GetType().GetProperty("_TagInfoList", BindingFlags.NonPublic | BindingFlags.Instance);
List<TagInfo> tagInfoList = (List<TagInfo>)propertyInfo.GetValue(expirationSpecifier, null);
bool subset = true;
foreach(string tag in tagCombinationList)
{
subset = subset && tagInfoList.Exists(t => t.Tag == tag);
}
Assert.IsFalse(subset);
}
}
}
}
private void _EnsureTagExpirationStateValidity(TaggedScavengedExpirableCacheStore cacheStore)
{
foreach (string key in cacheStore.GetKeys())
{
CacheItem cacheItem = cacheStore.Get(key);
if (cacheItem != null)
{
IExpirationSpecifier[] expirationSpecifierList = (IExpirationSpecifier[])Array.FindAll(cacheItem.ExpirationSpecifierList, (esp) => esp is TagExpirationSpecifier);
foreach (TagExpirationSpecifier expirationSpecifier in expirationSpecifierList)
{
PropertyInfo tagInfoPropertyInfo = expirationSpecifier.GetType().GetProperty("_TagInfoList", BindingFlags.NonPublic | BindingFlags.Instance);
PropertyInfo tagInvalidationPropertyInfo = expirationSpecifier.GetType().GetProperty("_TagInvalidationTokenList", BindingFlags.NonPublic | BindingFlags.Instance);
List<TagInfo> tagInfoList = (List<TagInfo>) tagInfoPropertyInfo.GetValue(expirationSpecifier, null);
List<object> invalidationTokenList = (List<object>)tagInvalidationPropertyInfo.GetValue(expirationSpecifier, null);
for(int i = 0; i < tagInfoList.Count; ++i)
{
foreach (TagInvalidationInfo invalidationInfo in tagInfoList[i].TagInvalidationInfoList.GetEnumerable(invalidationTokenList[i]))
{
Assert.Fail("invalidation token is not supposed to be available");
}
}
}
}
}
}
private void _CacheBombard(TaggedScavengedExpirableCacheStore cacheStore, Random random)
{
object data = new object();
try
{
for (int i = 0; i < 100000; i++)
{
double dice = random.NextDouble();
if (dice <= 0.3)
{
cacheStore.Set(new CacheItem(TagCacheTestUtil.GetRandomKey(random), data, 0, TagCacheTestUtil.GetTagExpirationSpecifier(cacheStore, TagCacheTestUtil.GetRandomTagList(random, random.Next(1, 4)))));
}
else if (dice <= 0.8)
{
cacheStore.Get(TagCacheTestUtil.GetRandomKey(random));
}
else if (dice <= 0.9)
{
cacheStore.Invalidate(new List<List<string>> { new List<string> { TagCacheTestUtil.GetRandomTag(random) } });
}
else
{
cacheStore.Remove(TagCacheTestUtil.GetRandomKey(random));
}
}
}
catch (Exception ex)
{
Assert.Fail(ex.ToString());
}
}