public override void TestFixtureSetUp()
{
base.TestFixtureSetUp();
_indexDir = PathName;
var scavengeBlocker = new ManualResetEventSlim(false);
var scavengeStarted = new ManualResetEventSlim(false);
var fakeReader = new TFReaderLease(new FakeIndexReader(l =>
{
scavengeStarted.Set();
if (!scavengeBlocker.Wait(5000))
{
throw new Exception("Failed to continue.");
}
return(false);
}));
_lowHasher = new XXHashUnsafe();
_highHasher = new Murmur3AUnsafe();
_tableIndex = new TableIndex(_indexDir, _lowHasher, _highHasher,
() => new HashListMemTable(PTableVersions.IndexV4, maxSize: 5),
() => fakeReader,
PTableVersions.IndexV4,
maxSizeForMemory: 2,
maxTablesPerLevel: 5);
_tableIndex.Initialize(long.MaxValue);
_tableIndex.Add(1, "testStream-1", 0, 0);
_tableIndex.Add(1, "testStream-1", 1, 100);
_tableIndex.WaitForBackgroundTasks();
_log = new FakeTFScavengerLog();
var task = Task.Run(() => _tableIndex.Scavenge(_log, CancellationToken.None));
Assert.That(scavengeStarted.Wait(5000));
// Add enough for 2 more tables
_tableIndex.Add(1, "testStream-1", 2, 200);
_tableIndex.Add(1, "testStream-1", 3, 300);
_tableIndex.Add(1, "testStream-1", 4, 400);
_tableIndex.Add(1, "testStream-1", 5, 500);
// Release the scavenge process
scavengeBlocker.Set();
task.Wait();
// Check it's loadable.
_tableIndex.Close(false);
_tableIndex = new TableIndex(_indexDir, _lowHasher, _highHasher,
() => new HashListMemTable(PTableVersions.IndexV4, maxSize: 5),
() => fakeReader,
PTableVersions.IndexV4,
maxSizeForMemory: 2,
maxTablesPerLevel: 5);
_tableIndex.Initialize(long.MaxValue);
}
