public void LockAndLoadAsync_WaitsForLock_Timeout_NoThrow()
{
const int numberOfLocks = 512;
const string key = "key1";
multiLock = new MultiLock(numberOfLocks, 10, false, doEnableReentrantLocking: false);
long[] entered = { 0L };
long[] locked = { 0L };
multiLock.Take(key);
var lockNumber = GetLockNumber(key);
var lck = GetLock(lockNumber);
try
{
#pragma warning disable 1998
var _ = multiLock.LockAndLoadAsync(key, async() =>
{
var result = Interlocked.Increment(ref entered[0]);
var ln = GetLockNumber(key);
var l = GetLock(ln);
if (l.CurrentCount > 0)
{
Interlocked.Increment(ref locked[0]);
}
return(result);
});
_.Wait();
#pragma warning restore 1998
}
finally
{
var lockCount = lck.CurrentCount;
multiLock.Release(key);
Assert.IsTrue(Interlocked.Read(ref entered[0]) != 0L, "Should have timed out and entered");
Assert.IsTrue(lockCount == 0, "Lock should have been taken");
Assert.IsTrue(lck.CurrentCount == 1, "Lock should have been released");;
}
}
private async Task <long> ExternalIncPosZero(MultiLock locks, string key, long[] counter)
{
await locks.LockAndLoadAsync(key, async() => await InternalIncPosZero(counter));
return(Interlocked.Increment(ref counter[0]));
}