Author: mreutegg
Date: Mon Jan 14 10:03:44 2019
New Revision: 1851236

URL: http://svn.apache.org/viewvc?rev=1851236&view=rev
Log:
OAK-7984: Batch update documents in commit rollback

Add ignored test

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

Added: 
jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/BatchRollbackTest.java
URL: 
http://svn.apache.org/viewvc/jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/BatchRollbackTest.java?rev=1851236&view=auto
==============================================================================
--- 
jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/BatchRollbackTest.java
 (added)
+++ 
jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/BatchRollbackTest.java
 Mon Jan 14 10:03:44 2019
@@ -0,0 +1,92 @@
+/*
+ * 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.concurrent.atomic.AtomicBoolean;
+
+import org.apache.jackrabbit.oak.api.CommitFailedException;
+import org.apache.jackrabbit.oak.plugins.document.memory.MemoryDocumentStore;
+import org.apache.jackrabbit.oak.spi.state.NodeBuilder;
+import org.junit.Ignore;
+import org.junit.Rule;
+import org.junit.Test;
+
+import static org.apache.jackrabbit.oak.plugins.document.Collection.NODES;
+import static 
org.apache.jackrabbit.oak.plugins.document.TestUtils.isFinalCommitRootUpdate;
+import static org.apache.jackrabbit.oak.plugins.document.TestUtils.merge;
+import static org.hamcrest.Matchers.lessThan;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.fail;
+
+public class BatchRollbackTest {
+
+    @Rule
+    public DocumentMKBuilderProvider builderProvider = new 
DocumentMKBuilderProvider();
+
+    private TestStore store = new TestStore();
+
+    @Ignore("OAK-7984")
+    @Test
+    public void batchRollback() throws Exception {
+        DocumentNodeStore ns = builderProvider.newBuilder()
+                .setDocumentStore(store)
+                .setAsyncDelay(0).build();
+        ns.setMaxBackOffMillis(0);
+
+        // prepare some test nodes
+        NodeBuilder builder = ns.getRoot().builder();
+        for (int i = 0; i < 10; i++) {
+            builder.child("node-" + i);
+        }
+        merge(ns, builder);
+
+        // perform an merge that fails
+        builder = ns.getRoot().builder();
+        for (int i = 0; i < 10; i++) {
+            builder.child("node-" + i).child("test");
+        }
+        store.resetCounters();
+        store.failCommitOnce.set(true);
+        try {
+            merge(ns, builder);
+            fail("must fail with CommitFailedException");
+        } catch (CommitFailedException e) {
+            // expected
+        }
+        assertThat(store.getNumCreateOrUpdateCalls(NODES), lessThan(4));
+    }
+
+    private static class TestStore extends CountingDocumentStore {
+
+        final AtomicBoolean failCommitOnce = new AtomicBoolean();
+
+        TestStore() {
+            super(new MemoryDocumentStore());
+        }
+
+        @Override
+        public <T extends Document> T findAndUpdate(Collection<T> collection,
+                                                    UpdateOp update) {
+            if (collection == Collection.NODES
+                    && isFinalCommitRootUpdate(update)
+                    && failCommitOnce.compareAndSet(true, false)) {
+                throw new DocumentStoreException("commit failed");
+            }
+            return super.findAndUpdate(collection, update);
+        }
+    }
+}

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

Modified: 
jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/TestUtils.java
URL: 
http://svn.apache.org/viewvc/jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/TestUtils.java?rev=1851236&r1=1851235&r2=1851236&view=diff
==============================================================================
--- 
jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/TestUtils.java
 (original)
+++ 
jackrabbit/oak/trunk/oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/TestUtils.java
 Mon Jan 14 10:03:44 2019
@@ -110,4 +110,18 @@ public class TestUtils {
         }
         fail("Not of type DocumentRootBuilder: " + 
builder.getClass().getName());
     }
+
+    public static boolean isFinalCommitRootUpdate(UpdateOp update) {
+        boolean finalUpdate = true;
+        for (Map.Entry<UpdateOp.Key, UpdateOp.Operation> op : 
update.getChanges().entrySet()) {
+            String name = op.getKey().getName();
+            if (NodeDocument.isRevisionsEntry(name)
+                    || NodeDocument.MODIFIED_IN_SECS.equals(name)) {
+                continue;
+            }
+            finalUpdate = false;
+            break;
+        }
+        return finalUpdate;
+    }
 }


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