public void GetParsedTopic()
{
DoTest(delegate(TestParameters<TopicCacheProvider> parameters)
{
ClearCache(parameters.Cache);
QualifiedTopicRevision topicRevision = new QualifiedTopicRevision("TopicOne", "NamespaceOne");
ParsedTopic firstRetrieval = parameters.Provider.GetParsedTopic(
topicRevision.AsUnqualifiedTopicRevision());
AssertCacheContainsParsedTopic(parameters.Cache, firstRetrieval);
ParsedTopic secondRetrieval = parameters.Provider.GetParsedTopic(
topicRevision.AsUnqualifiedTopicRevision());
Assert.AreSame(firstRetrieval, secondRetrieval,
"Checking that the cached parsed topic is returned.");
ClearCache(parameters.Cache);
ParsedTopic thirdRetrieval = parameters.Provider.GetParsedTopic(
topicRevision.AsUnqualifiedTopicRevision());
Assert.IsFalse(object.ReferenceEquals(firstRetrieval, thirdRetrieval),
"Checking that after the cache is cleared, a new parsed topic is retrieved.");
// There was a bug in early versions where the TopicCacheProvider would cache
// topics without a namespace, serving up the wrong topic at times.
NamespaceManager otherManager = parameters.Federation.NamespaceManagerForNamespace("NamespaceTwo");
TopicCacheProvider otherProvider = otherManager.GetProvider(typeof(TopicCacheProvider)) as
TopicCacheProvider;
ParsedTopic otherParsedTopic = otherProvider.GetParsedTopic(
topicRevision.AsUnqualifiedTopicRevision());
Assert.IsFalse(object.ReferenceEquals(thirdRetrieval, otherParsedTopic),
"Checking that the provider does not accidentially cache topics from two namespaces under the same key");
}
);
}
public void WriteTopic()
{
DoTest(delegate(TestParameters<TopicCacheProvider> parameters)
{
ClearCache(parameters.Cache);
QualifiedTopicRevision topicRevision = new QualifiedTopicRevision("TopicOne", "NamespaceOne");
ParsedTopic firstRetrieval = parameters.Provider.GetParsedTopic(
topicRevision.AsUnqualifiedTopicRevision());
parameters.Manager.WriteTopicAndNewVersion(
topicRevision.AsUnqualifiedTopicRevision().AsUnqualifiedTopicName(),
"New content", "test");
ParsedTopic secondRetrieval = parameters.Provider.GetParsedTopic(
topicRevision.AsUnqualifiedTopicRevision());
Assert.IsFalse(object.ReferenceEquals(firstRetrieval, secondRetrieval),
"Checking that a write flushes the cache for a parsed topic.");
ParsedTopic thirdRetrieval = parameters.Provider.GetParsedTopic(
topicRevision.AsUnqualifiedTopicRevision());
Assert.AreSame(secondRetrieval, thirdRetrieval,
"Checking that subsequent retrievals return from cache.");
}
);
}
public void DeleteTopic()
{
DoTest(delegate(TestParameters<TopicCacheProvider> parameters)
{
ClearCache(parameters.Cache);
QualifiedTopicRevision topicOneRevision = new QualifiedTopicRevision("TopicOne", "NamespaceOne");
QualifiedTopicRevision topicTwoRevision = new QualifiedTopicRevision("TopicTwo", "NamespaceOne");
ParsedTopic firstRetrieval = parameters.Provider.GetParsedTopic(
topicOneRevision.AsUnqualifiedTopicRevision());
ParsedTopic secondRetrieval = parameters.Provider.GetParsedTopic(
topicTwoRevision.AsUnqualifiedTopicRevision());
AssertCacheContainsParsedTopic(parameters.Cache, firstRetrieval);
AssertCacheContainsParsedTopic(parameters.Cache, secondRetrieval);
parameters.Provider.DeleteTopic(
topicOneRevision.AsUnqualifiedTopicRevision().AsUnqualifiedTopicName(), false);
AssertCacheDoesNotContainsParsedTopic(parameters.Cache, firstRetrieval);
AssertCacheContainsParsedTopic(parameters.Cache, secondRetrieval);
}
);
}