Author: mreutegg
Date: Wed Feb 21 13:14:12 2018
New Revision: 1824962

URL: http://svn.apache.org/viewvc?rev=1824962&view=rev
Log:
OAK-6392: Partial lastRev update with branches disabled

Add another test which is independent of the DocumentStore operation used for 
the background update

Added:
    
jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/DisableBranchesTest.java
   (with props)

Added: 
jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/DisableBranchesTest.java
URL: 
http://svn.apache.org/viewvc/jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/DisableBranchesTest.java?rev=1824962&view=auto
==============================================================================
--- 
jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/DisableBranchesTest.java
 (added)
+++ 
jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/DisableBranchesTest.java
 Wed Feb 21 13:14:12 2018
@@ -0,0 +1,128 @@
+/*
+ * 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.document;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.apache.jackrabbit.oak.api.CommitFailedException;
+import org.apache.jackrabbit.oak.commons.junit.LogCustomizer;
+import org.apache.jackrabbit.oak.spi.commit.CommitInfo;
+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.apache.jackrabbit.oak.spi.state.NodeStore;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+
+import ch.qos.logback.classic.Level;
+
+import static org.hamcrest.CoreMatchers.everyItem;
+import static org.hamcrest.CoreMatchers.is;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.assertTrue;
+
+public class DisableBranchesTest {
+
+    @Rule
+    public DocumentMKBuilderProvider builderProvider = new 
DocumentMKBuilderProvider();
+
+    private static final String REGEX = "^Background operations stats.* 
num:([^0]\\d*).*";
+
+    private LogCustomizer logCustomizer = LogCustomizer.forLogger(
+            DocumentNodeStore.class.getName())
+            .enable(Level.DEBUG).matchesRegex(REGEX).create();
+
+    private DocumentNodeStore ns;
+
+    @Before
+    public void before() {
+        ns = builderProvider.newBuilder().setAsyncDelay(0)
+                .disableBranches().getNodeStore();
+    }
+
+    @After
+    public void after() {
+        logCustomizer.finished();
+    }
+
+    @Test
+    public void backgroundWrite() throws Exception {
+        final int NUM_UPDATES = DocumentMK.UPDATE_LIMIT * 3 / 2;
+        NodeBuilder builder = ns.getRoot().builder();
+        for (int i = 0; i < NUM_UPDATES; i++) {
+            builder.child("node-" + i).child("test");
+        }
+        merge(ns, builder);
+        ns.runBackgroundOperations();
+        logCustomizer.starting();
+        final AtomicBoolean running = new AtomicBoolean(true);
+        Thread bgThread = new Thread(new Runnable() {
+            @Override
+            public void run() {
+                while (running.get()) {
+                    ns.runBackgroundOperations();
+                    try {
+                        Thread.sleep(1);
+                    } catch (InterruptedException e) {
+                        // ignore
+                    }
+                }
+            }
+        });
+        bgThread.start();
+
+        for (int j = 0; j < 20; j++) {
+            builder = ns.getRoot().builder();
+            for (int i = 0; i < NUM_UPDATES; i++) {
+                builder.child("node-" + i).child("test").setProperty("p", j);
+            }
+            merge(ns, builder);
+        }
+        running.set(false);
+        bgThread.join();
+
+        Iterable<Integer> updates = getUpdates();
+
+        // background thread must always update _lastRev from an entire
+        // branch commit and never partially
+        assertTrue(updates.iterator().hasNext()); // at least one
+        assertThat(updates, everyItem(is(NUM_UPDATES + 1)));
+    }
+
+    private Iterable<Integer> getUpdates() {
+        Pattern p = Pattern.compile(REGEX);
+        List<Integer> updates = new ArrayList<>();
+        for (String msg : logCustomizer.getLogs()) {
+            Matcher m = p.matcher(msg);
+            if (m.find()) {
+                updates.add(Integer.parseInt(m.group(1)));
+            }
+        }
+        return updates;
+    }
+
+    private static NodeState merge(NodeStore store, NodeBuilder root)
+            throws CommitFailedException {
+        return store.merge(root, EmptyHook.INSTANCE, CommitInfo.EMPTY);
+    }
+}

Propchange: 
jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/DisableBranchesTest.java
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    svn:eol-style = native


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