public void CanTakeExclusiveLockIfAlreadyTaken()
{
var lockTable = new LockTable(TimeSpan.FromMilliseconds(300), TimeSpan.FromMilliseconds(100));
concurrencyManager = new ConcurrencyManager();
var block = new Block(RandomFilename, 0);
Assert.DoesNotThrow(() =>
{
concurrencyManager.ExclusiveLock(block);
concurrencyManager.ExclusiveLock(block);
});
}
public void CanTakeExclusiveLock()
{
concurrencyManager = new ConcurrencyManager();
var block = new Block(RandomFilename, 0);
Assert.DoesNotThrow(() =>
{
concurrencyManager.ExclusiveLock(block);
});
}
public Block Append(string filename, IPageFormatter pageFormatter)
{
// A dummy block because honestly we do not care about block, we need to get length of this file
var dummyBlock = new Block(filename, -1);
_concurrencyManager.ExclusiveLock(dummyBlock);
var lastBlock = _bufferList.PinNew(filename, pageFormatter);
return(lastBlock);
}