Added missing org.simantics.db.{tests,testing} plug-ins.

[simantics/platform.git] / tests / org.simantics.db.tests / src / org / simantics / db / tests / client / CoreCrashTest.java

diff --git a/tests/org.simantics.db.tests/src/org/simantics/db/tests/client/CoreCrashTest.java b/tests/org.simantics.db.tests/src/org/simantics/db/tests/client/CoreCrashTest.java
new file mode 100644 (file)
index 0000000..2cec94f
--- /dev/null
+++ b/tests/org.simantics.db.tests/src/org/simantics/db/tests/client/CoreCrashTest.java
@@ -0,0 +1,137 @@
+/*******************************************************************************
+ * 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.client;
+
+import java.util.Collection;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.Session;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.testing.annotation.Fails;
+import org.simantics.db.testing.common.ExceptionUtils;
+import org.simantics.db.testing.common.TestBase;
+import org.simantics.db.testing.common.Tests;
+import org.simantics.db.testing.common.WriteQuery;
+import org.simantics.layer0.Layer0;
+
+/**
+ * Tests how interface handles Servers crash
+ *
+ * @author Marko Luukkainen <marko.luukkainen@vtt.fi>
+ *
+ */
+public class CoreCrashTest extends TestBase {
+       private static final int WAIT_TIME = 200;
+       private Throwable error;
+       @Before
+       public void setUp() throws Exception {
+               super.setUp();
+       }
+
+       @After
+       public void tearDown() throws Exception {
+               try {
+                   Tests.getTestHandler().getServer().stop();
+               } catch (Exception e) {
+
+               }
+               super.tearDown();
+       }
+       @Override
+       public Session getSession() throws DatabaseException {
+               return Tests.getTestHandler().getSession();
+       }
+       /**
+        * Tests how graph interface handles server crash when the crash occurs between transactions
+        * @throws Exception
+        */
+       public void testCrash() throws Exception {
+               final String randomName = "Name " + getRandomString();
+
+               // create something
+               Tests.getTestHandler().getSession().syncRequest(new WriteQuery(this) {
+                       @Override
+                       public void run(WriteGraph g) throws DatabaseException {
+                               Layer0 b = Layer0.getInstance(g);
+                               Resource instance = g.newResource();
+                               g.claim(g.getRootLibrary(), b.ConsistsOf, instance);
+                               g.claim(instance, b.InstanceOf, null, b.Type);
+                               g.claimLiteral(instance, b.HasName, randomName);
+                       }
+               });
+               checkException();
+               Tests.killCore();
+
+               // this should create an error
+               Tests.getTestHandler().getSession().asyncRequest(new TestReadRequest() {
+                       @Override
+                       public void run(ReadGraph g) throws DatabaseException {
+                               Layer0 b = Layer0.getInstance(g);
+                               Collection<Resource> resources = g.getObjects(g.getRootLibrary(), b.ConsistsOf);
+                               fail("Missing exception after core killed.");
+                               for (Resource r : resources) {
+                                       g.getRelatedValue(r, b.HasName);
+                               }
+                       }
+               });
+
+               // Wait for read request to complete
+               for (int i = 0; i < 10; i++) {
+                       try {
+                               Thread.sleep(WAIT_TIME);
+                       } catch (InterruptedException e) {
+
+                       }
+                       if (hasException())
+                               break;
+               }
+               if (!hasException()) {
+                       throw new Exception("Connection failure before or during request did not cause an error");
+               }
+               error = getException();
+               System.out.println("Connection failure caused an error:\n" + ExceptionUtils.getStackTrace(error) );
+       }
+
+       /**
+        * Tests how graph interface handles server crash when the crash occurs between transactions
+        * @throws Exception
+        */
+    @Test
+    @Fails
+       public void testCrash2() throws Exception {
+               final String randomName = "Name " + getRandomString();
+
+               Tests.killCore();
+
+               // create something
+               Tests.getTestHandler().getSession().syncRequest(new WriteQuery(this) {
+                       @Override
+                       public void run(WriteGraph g) throws DatabaseException {
+                               Layer0 b = Layer0.getInstance(g);
+                               Resource instance = g.newResource();
+                               g.claim(g.getRootLibrary(), b.ConsistsOf, instance);
+                               g.claim(instance, b.InstanceOf, null, b.Type);
+                               g.claimLiteral(instance, b.HasName, randomName);
+                       }
+               });
+               if (!hasException()) {
+                       throw new Exception("Connection failure did not cause an error");
+               }
+               error = getException();
+               System.out.println("Connection failure caused an error:\n" + ExceptionUtils.getStackTrace(error));
+       }
+}