public void Dispose_Errors()
{
var v = new ReaderWriterLockSlim();
v.Dispose();
try
{
v.EnterUpgradeableReadLock();
Assert.Fail("1");
}
catch (ObjectDisposedException)
{
}
try
{
v.EnterReadLock();
Assert.Fail("2");
}
catch (ObjectDisposedException)
{
}
try
{
v.EnterWriteLock();
Assert.Fail("3");
}
catch (ObjectDisposedException)
{
}
}
private void Dispose()
{
if (m_ReadWriterLock != null)
{
m_ReadWriterLock.Dispose();
m_ReadWriterLock = null;
}
}
protected void Dispose(bool disposing)
{
// Check to see if Dispose has already been called.
if (!disposed)
{
m_itemLock.Dispose();
m_itemLock = null;
disposed = true;
}
}
public void ExitsWriteLock()
{
var slim = new ReaderWriterLockSlim();
var token = slim.Read();
token.Dispose();
Assert.IsFalse(slim.IsReadLockHeld);
slim.Dispose();
}
public void EntersWriteLock()
{
var slim = new ReaderWriterLockSlim();
var token = slim.Write();
Assert.IsTrue(slim.IsWriteLockHeld);
slim.ExitWriteLock();
slim.Dispose();
}
public static void Dispose()
{
ReaderWriterLockSlim rwls;
rwls = new ReaderWriterLockSlim();
rwls.Dispose();
Assert.Throws<ObjectDisposedException>(() => rwls.TryEnterReadLock(0));
Assert.Throws<ObjectDisposedException>(() => rwls.TryEnterUpgradeableReadLock(0));
Assert.Throws<ObjectDisposedException>(() => rwls.TryEnterWriteLock(0));
rwls.Dispose();
for (int i = 0; i < 3; i++)
{
rwls = new ReaderWriterLockSlim();
switch (i)
{
case 0: rwls.EnterReadLock(); break;
case 1: rwls.EnterUpgradeableReadLock(); break;
case 2: rwls.EnterWriteLock(); break;
}
Assert.Throws<SynchronizationLockException>(() => rwls.Dispose());
}
}
public void CantAqureLock()
{
var l = new ReaderWriterLockSlim();
var e = new AutoResetEvent(false);
var t = new Thread(() =>
{
var b =l.TryEnterWriteLock(TimeSpan.FromSeconds(1));
Assert.IsTrue(b);
e.Set();
Thread.Sleep(TimeSpan.FromMinutes(10));
l.Dispose();
});
t.Start();
e.WaitOne();
var a = new DisposableReaderWriterLockSlim(l, TimeSpan.FromSeconds(3), SlimLockMode.Write);
}
public void Dispose()
{
if (!_disposed)
{
lock (_desposingObj)
{
if (!_disposed)
{
Clear();
locker.Dispose();
valueList = null;
keyList = null;
_disposed = true;
}
}
}
}
public void Dispose_UpgradeableReadLock()
{
var rwl = new ReaderWriterLockSlim();
rwl.EnterUpgradeableReadLock();
try
{
rwl.Dispose();
Assert.Fail("1");
}
catch (SynchronizationLockException)
{
}
}
