//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldNotDeadlock() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldNotDeadlock()
{
IList <TransactionRepresentation> transactions = CreateConstraintCreatingTransactions();
Monitors monitors = new Monitors();
GraphDatabaseAPI db = ( GraphDatabaseAPI )(new TestGraphDatabaseFactory()).setMonitors(monitors).newImpermanentDatabase();
Org.Neo4j.Test.Barrier_Control controller = new Org.Neo4j.Test.Barrier_Control();
bool success = false;
try
{
IndexingService.Monitor monitor = new MonitorAdapterAnonymousInnerClass(this, controller);
monitors.AddMonitorListener(monitor);
Future <object> applier = ApplyInT2(db, transactions);
controller.Await();
// At this point the index population has completed and the population thread is ready to
// acquire the counts store read lock for initializing some samples there. We're starting the
// check pointer, which will eventually put itself in queue for acquiring the write lock
Future <object> checkPointer = T3.execute(state => Db.DependencyResolver.resolveDependency(typeof(CheckPointer)).forceCheckPoint(new SimpleTriggerInfo("MANUAL")));
try
{
T3.get().waitUntilWaiting(details => details.isAt(typeof(LockWrapper), "writeLock"));
}
catch (System.InvalidOperationException)
{
// Thrown when the fix is in, basically it's thrown if the check pointer didn't get blocked
checkPointer.get(); // to assert that no exception was thrown during in check point thread
}
// Alright the trap is set. Let the population thread move on and seal the deal
controller.Release();
// THEN these should complete
applier.get(10, SECONDS);
checkPointer.get(10, SECONDS);
success = true;
using (Transaction tx = Db.beginTx())
{
ConstraintDefinition constraint = single(Db.schema().getConstraints(LABEL));
assertEquals(KEY, single(constraint.PropertyKeys));
tx.Success();
}
CreateNode(db, "A");
try
{
CreateNode(db, "A");
fail("Should have failed");
}
catch (ConstraintViolationException)
{
// THEN good
}
}
finally
{
if (!success)
{
T2.interrupt();
T3.interrupt();
// so that shutdown won't hang too
}
Db.shutdown();
}
}
