System.Threading.Tests.ReaderWriterLockTests.ShouldNotBeOwnerForRestoreLockTest C# (CSharp) Method

        public static void ShouldNotBeOwnerForRestoreLockTest()
        {
            var trwl = new TestReaderWriterLock();

            trwl.AcquireReaderLock();
            TestLockCookie restoreReadLockTlc = trwl.ReleaseLock();
            trwl.AcquireWriterLock();
            TestLockCookie restoreWriteLockTlc = trwl.ReleaseLock();

            Action verifyCannotRestore =
                () =>
                {
                    Assert.Throws<SynchronizationLockException>(() => trwl.RestoreLock(restoreReadLockTlc));
                    Assert.Throws<SynchronizationLockException>(() => trwl.RestoreLock(restoreWriteLockTlc));
                };

            trwl.AcquireReaderLock();
            verifyCannotRestore();
            trwl.ReleaseReaderLock();

            trwl.AcquireWriterLock();
            verifyCannotRestore();
            trwl.ReleaseWriterLock();

            trwl.Dispose();
        }