public virtual void TestCachingCachesNegativeEntries()
{
StaticMapping staticMapping = NewInstance();
CachedDNSToSwitchMapping cachedMap = new CachedDNSToSwitchMapping(staticMapping);
AssertMapSize(cachedMap, 0);
AssertMapSize(staticMapping, 0);
IList <string> resolved = cachedMap.Resolve(CreateQueryList());
//and verify the cache is no longer empty while the static map is
AssertMapSize(staticMapping, 0);
AssertMapSize(cachedMap, 2);
}
public virtual void TestCachingRelaysResolveQueries()
{
StaticMapping mapping = NewInstance();
mapping.SetConf(CreateConf("top"));
StaticMapping staticMapping = mapping;
CachedDNSToSwitchMapping cachedMap = new CachedDNSToSwitchMapping(staticMapping);
AssertMapSize(cachedMap, 0);
//add a node to the static map
StaticMapping.AddNodeToRack("n1", "/r1");
//verify it is there
AssertMapSize(staticMapping, 1);
//verify that the cache hasn't picked it up yet
AssertMapSize(cachedMap, 0);
//now relay the query
cachedMap.Resolve(CreateQueryList());
//and verify the cache is no longer empty
AssertMapSize(cachedMap, 2);
}
