svn commit: r1555739 - /jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/mongomk/MongoNodeStoreTest.java

[mr...@apache.org]

Author: mreutegg
Date: Mon Jan  6 13:06:41 2014
New Revision: 1555739

URL: http://svn.apache.org/r1555739
Log:
OAK-1254: Parallel execution of SimpleSearchTest fails with MongoMK

Added:
    jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/mongomk/MongoNodeStoreTest.java   (with props)

Added: jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/mongomk/MongoNodeStoreTest.java
URL: http://svn.apache.org/viewvc/jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/mongomk/MongoNodeStoreTest.java?rev=1555739&view=auto
==============================================================================
--- jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/mongomk/MongoNodeStoreTest.java (added)
+++ jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/mongomk/MongoNodeStoreTest.java Mon Jan  6 13:06:41 2014
@@ -0,0 +1,91 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.jackrabbit.oak.plugins.mongomk;
+
+import java.util.concurrent.Semaphore;
+
+import org.apache.jackrabbit.oak.plugins.mongomk.util.TimingDocumentStoreWrapper;
+import org.apache.jackrabbit.oak.spi.commit.EmptyHook;
+import org.apache.jackrabbit.oak.spi.state.NodeBuilder;
+import org.apache.jackrabbit.oak.spi.state.NodeState;
+import org.junit.Ignore;
+import org.junit.Test;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+public class MongoNodeStoreTest {
+
+    // OAK-1254
+    @Ignore
+    @Test
+    public void backgroundRead() throws Exception {
+        final Semaphore semaphore = new Semaphore(1);
+        DocumentStore docStore = new MemoryDocumentStore();
+        DocumentStore testStore = new TimingDocumentStoreWrapper(docStore) {
+            @Override
+            public void invalidateCache() {
+                super.invalidateCache();
+                semaphore.acquireUninterruptibly();
+                semaphore.release();
+            }
+        };
+        final MongoNodeStore store1 = new MongoMK.Builder().setAsyncDelay(0)
+                .setDocumentStore(testStore).setClusterId(1).getNodeStore();
+        MongoNodeStore store2 = new MongoMK.Builder().setAsyncDelay(0)
+                .setDocumentStore(docStore).setClusterId(2).getNodeStore();
+
+        NodeBuilder builder = store2.getRoot().builder();
+        builder.child("node2");
+        store2.merge(builder, EmptyHook.INSTANCE, null);
+        // force update of _lastRevs
+        store2.runBackgroundOperations();
+
+        // at this point only node2 must not be visible
+        assertFalse(store1.getRoot().hasChildNode("node2"));
+
+        builder = store1.getRoot().builder();
+        builder.child("node1");
+        NodeState root = store1.merge(builder, EmptyHook.INSTANCE, null);
+
+        semaphore.acquireUninterruptibly();
+        Thread t = new Thread(new Runnable() {
+            @Override
+            public void run() {
+                store1.runBackgroundOperations();
+            }
+        });
+        t.start();
+        // sleep until 'background thread' invalidated cache
+        // and is waiting for semaphore
+        while (!semaphore.hasQueuedThreads()) {
+            Thread.sleep(10);
+        }
+
+        // must still not be visible at this state
+        try {
+            assertFalse(root.hasChildNode("node2"));
+        } finally {
+            semaphore.release();
+        }
+        t.join();
+        // background operations completed
+        root = store1.getRoot();
+        // now node2 is visible
+        assertTrue(root.hasChildNode("node2"));
+    }
+}

Propchange: jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/mongomk/MongoNodeStoreTest.java
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Propchange: jackrabbit/oak/trunk/oak-core/src/test/java/org/apache/jackrabbit/oak/plugins/mongomk/MongoNodeStoreTest.java
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