X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=tests%2Forg.simantics.db.tests%2Fsrc%2Forg%2Fsimantics%2Fdb%2Ftests%2Fregression%2Fbugs%2FIssue3072Test1.java;fp=tests%2Forg.simantics.db.tests%2Fsrc%2Forg%2Fsimantics%2Fdb%2Ftests%2Fregression%2Fbugs%2FIssue3072Test1.java;h=27dd68cfaf3c66229c2963d8d97095c9119436c4;hb=67fd62f9c742337ec80eef658192db198a0efaac;hp=0000000000000000000000000000000000000000;hpb=cde82ba81327d5515fdca362f7f4c70f5103ae80;p=simantics%2Fplatform.git

diff --git a/tests/org.simantics.db.tests/src/org/simantics/db/tests/regression/bugs/Issue3072Test1.java b/tests/org.simantics.db.tests/src/org/simantics/db/tests/regression/bugs/Issue3072Test1.java
new file mode 100644
index 000000000..27dd68cfa
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+++ b/tests/org.simantics.db.tests/src/org/simantics/db/tests/regression/bugs/Issue3072Test1.java
@@ -0,0 +1,72 @@
+/*******************************************************************************
+ * 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.regression.bugs;
+
+import java.util.Collection;
+import java.util.Map;
+
+import org.junit.Test;
+import org.simantics.db.ChangeSetIdentifier;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Session;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.common.CommentMetadata;
+import org.simantics.db.common.UndoMetadata;
+import org.simantics.db.common.request.ReadRequest;
+import org.simantics.db.common.request.WriteRequest;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.service.ManagementSupport;
+import org.simantics.db.service.XSupport;
+import org.simantics.db.testing.base.ExistingDatabaseTest;
+
+/**
+ * Tests that commit which changes only meta data will create revision.
+ */
+public class Issue3072Test1 extends ExistingDatabaseTest {
+    final boolean DEBUG = true;
+    final String resourceName = "Issue3072Test1";
+    // Behavior of commit has been changed. Commits with only CommentMetadata are dropped.
+    private void addMetadata(WriteGraph wg, String s) throws DatabaseException {
+        CommentMetadata cm = wg.getMetadata(CommentMetadata.class);
+        wg.addMetadata(cm.add(s));
+        wg.addMetadata(new UndoMetadata(null, false, 0, 0));
+    }
+	@Test
+    public void testIssue3072Test1() throws Exception {
+    	final Session session = getSession();
+    	final ManagementSupport ms = session.getService(ManagementSupport.class);
+    	final long revision1 = ms.getHeadRevisionId();
+        session.syncRequest(new WriteRequest() {
+            @Override
+            public void perform(WriteGraph graph) throws DatabaseException {
+                addMetadata(graph, "New comment.");
+            }
+        });
+        final long revision2 = ms.getHeadRevisionId();
+        assertTrue("Failed to create metadata only revision.", revision1 + 1 == revision2);
+        session.syncRequest(new ReadRequest() {
+            @Override
+            public void run(ReadGraph graph) throws DatabaseException {
+                Collection<ChangeSetIdentifier> cids = ms.getChangeSetIdentifiers(revision2, revision2);
+                assertTrue("Failed to get empty change set.", cids.size() == 1);
+                Map<String, byte[]> metadata = cids.iterator().next().getMetadata();
+                assertTrue("Failed to get metadata.", metadata.size() > 0);
+                XSupport xs = (XSupport)graph.getService(XSupport.class);
+                xs.clearMetadataCache();
+                Collection<ChangeSetIdentifier> cids2 = ms.getChangeSetIdentifiers(revision2, revision2);
+                assertTrue("Failed to get empty change set.", cids2.size() == 1);
+                Map<String, byte[]> metadata2 = cids2.iterator().next().getMetadata();
+                assertTrue("Fail ed to get metadata.", metadata2.size() > 0);
+            }
+        });
+    }
+}