public void Prunning_off_cache_should_not_find_cached_or_unknown()
{
TrieStore trieStore = new TrieStore(new MemDb(), No.Pruning, No.Persistence, _logManager);
var returnedNode = trieStore.FindCachedOrUnknown(TestItem.KeccakA, true);
var returnedNode2 = trieStore.FindCachedOrUnknown(TestItem.KeccakB, true);
var returnedNode3 = trieStore.FindCachedOrUnknown(TestItem.KeccakC, true);
Assert.AreEqual(NodeType.Unknown, returnedNode.NodeType);
Assert.AreEqual(NodeType.Unknown, returnedNode2.NodeType);
Assert.AreEqual(NodeType.Unknown, returnedNode3.NodeType);
trieStore.MemoryUsedByDirtyCache.Should().Be(0);
}
public void FindCachedOrUnknown_CorrectlyCalculatedMemoryUsedByDirtyCache()
{
TrieStore trieStore = new TrieStore(new MemDb(), new TestPruningStrategy(true), No.Persistence, _logManager);
var startSize = trieStore.MemoryUsedByDirtyCache;
trieStore.FindCachedOrUnknown(TestItem.KeccakA);
TrieNode trieNode = new TrieNode(NodeType.Leaf, Keccak.Zero);
var oneKeccakSize = trieNode.GetMemorySize(false);
Assert.AreEqual(startSize + oneKeccakSize, trieStore.MemoryUsedByDirtyCache);
trieStore.FindCachedOrUnknown(TestItem.KeccakB);
Assert.AreEqual(2 * oneKeccakSize + startSize, trieStore.MemoryUsedByDirtyCache);
trieStore.FindCachedOrUnknown(TestItem.KeccakB);
Assert.AreEqual(2 * oneKeccakSize + startSize, trieStore.MemoryUsedByDirtyCache);
trieStore.FindCachedOrUnknown(TestItem.KeccakC);
Assert.AreEqual(3 * oneKeccakSize + startSize, trieStore.MemoryUsedByDirtyCache);
trieStore.FindCachedOrUnknown(TestItem.KeccakD, false);
Assert.AreEqual(3 * oneKeccakSize + startSize, trieStore.MemoryUsedByDirtyCache);
}