X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=tests%2Forg.simantics.db.tests%2Fsrc%2Forg%2Fsimantics%2Fdb%2Ftests%2Fapi%2Frequest%2Flistening%2FDisposedListenerTest.java;fp=tests%2Forg.simantics.db.tests%2Fsrc%2Forg%2Fsimantics%2Fdb%2Ftests%2Fapi%2Frequest%2Flistening%2FDisposedListenerTest.java;h=ee26b330fb1dc29e74f32341f0fafd327e0ab611;hb=67fd62f9c742337ec80eef658192db198a0efaac;hp=0000000000000000000000000000000000000000;hpb=cde82ba81327d5515fdca362f7f4c70f5103ae80;p=simantics%2Fplatform.git diff --git a/tests/org.simantics.db.tests/src/org/simantics/db/tests/api/request/listening/DisposedListenerTest.java b/tests/org.simantics.db.tests/src/org/simantics/db/tests/api/request/listening/DisposedListenerTest.java new file mode 100644 index 000000000..ee26b330f --- /dev/null +++ b/tests/org.simantics.db.tests/src/org/simantics/db/tests/api/request/listening/DisposedListenerTest.java @@ -0,0 +1,93 @@ +/******************************************************************************* + * Copyright (c) 2007, 2010 Association for Decentralized Information Management + * in Industry THTH ry. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * VTT Technical Research Centre of Finland - initial API and implementation + *******************************************************************************/ +package org.simantics.db.tests.api.request.listening; + +import java.util.concurrent.Semaphore; + +import org.junit.Test; +import org.simantics.db.AsyncReadGraph; +import org.simantics.db.Session; +import org.simantics.db.common.procedure.adapter.AsyncListenerAdapter; +import org.simantics.db.procedure.AsyncProcedure; +import org.simantics.db.request.AsyncRead; +import org.simantics.db.testing.base.ExistingDatabaseTest; +import org.simantics.utils.DataContainer; + +public class DisposedListenerTest extends ExistingDatabaseTest { + + /** + * Performs an asynchronous dummy graph request with a listener that is + * already disposed when the request is first performed. + * + *
+ * The expected outcome is that the request will complete normally, calling + * execute of the listener procedure once and only once. + * + *
+ * The outcome when this test was created was that QueryProcessor would
+ * crash internally with a NullPointerException.
+ *
+ * This problem is fixed by: https://www.simulationsite.net/trac/simantics/changeset/13869
+ *
+ * @throws Exception
+ */
+ @Test
+ public void testDisposedListener() throws Exception{
+ final Session session = getSession();
+
+ final Semaphore sem = new Semaphore(0);
+ final DataContainer