From 097566a2640a43623d4e5030f23995a35fcbd01e Mon Sep 17 00:00:00 2001
From: Axel Hanikel <ahanikel@adobe.com>
Date: Fri, 2 Nov 2018 13:45:52 +0100
Subject: [PATCH] OAK-7878 - Add LoggingHookTest

---
 .../oak/segment/LoggingHookTest.java          | 71 +++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 oak-segment-tar/src/test/java/org/apache/jackrabbit/oak/segment/LoggingHookTest.java

diff --git a/oak-segment-tar/src/test/java/org/apache/jackrabbit/oak/segment/LoggingHookTest.java b/oak-segment-tar/src/test/java/org/apache/jackrabbit/oak/segment/LoggingHookTest.java
new file mode 100644
index 0000000000..1b7833e19b
--- /dev/null
+++ b/oak-segment-tar/src/test/java/org/apache/jackrabbit/oak/segment/LoggingHookTest.java
@@ -0,0 +1,71 @@
+/*
+ * 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.segment;
+
+import java.io.File;
+import java.io.IOException;
+import java.time.Instant;
+import java.util.Date;
+import java.util.function.Consumer;
+import java.util.regex.Pattern;
+import org.apache.jackrabbit.oak.api.CommitFailedException;
+import org.apache.jackrabbit.oak.api.Type;
+import org.apache.jackrabbit.oak.segment.file.FileStore;
+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 static org.apache.jackrabbit.oak.segment.file.FileStoreBuilder.fileStoreBuilder;
+import org.apache.jackrabbit.oak.segment.file.InvalidFileStoreVersionException;
+import org.apache.jackrabbit.oak.spi.commit.CommitInfo;
+import static org.junit.Assert.assertEquals;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+
+public class LoggingHookTest {
+
+    @Rule
+    public TemporaryFolder folder = new TemporaryFolder(new File("target"));
+
+    @Test
+    public void testLoggingHook() throws InvalidFileStoreVersionException, IOException, CommitFailedException {
+        final String nodePattern = "n([!]|[+-^] [^ ]+)$";
+        final String propPattern = "p[+-] [^ ]+ <[A-Z]+> = [^ ]*$";
+        final Pattern expected = Pattern.compile("^[0-9]+ [^ ]+ (" + nodePattern + "|" + propPattern + ")");
+        final Consumer<String> check = s -> assertEquals("Checking " + s, true, expected.matcher(s).matches());
+
+        try (FileStore fileStore = fileStoreBuilder(folder.getRoot()).build()) {
+            final SegmentNodeStore ns = SegmentNodeStoreBuilders.builder(fileStore).withLoggingHook(check).build();
+            final NodeState currentHead = ns.getRoot();
+            NodeBuilder root = currentHead.builder();
+            root.setChildNode("1a");
+            root.setChildNode("1b").setProperty("p1", "p1val");
+            NodeBuilder builder = root.setChildNode("1c");
+
+            builder.setChildNode("2d");
+            builder.setChildNode("2e").setProperty("p2", 42);
+            builder = builder.setChildNode("2f");
+
+            builder.setChildNode("3g");
+            builder.setChildNode("3h").setProperty("p3", Date.from(Instant.now()).toString(), Type.DATE);
+            builder.setChildNode("3i").setChildNode("4j");
+            ns.merge(root, EmptyHook.INSTANCE, CommitInfo.EMPTY);
+        }
+    }
+}
-- 
2.17.1