Author: stack
Date: Fri Sep 16 16:18:41 2011
New Revision: 1171643
URL: http://svn.apache.org/viewvc?rev=1171643&view=rev
Log:
HBASE-4322 [hbck] Update checkIntegrity/checkRegionChain to present more
accurate region split problem
Added:
hbase/trunk/src/test/java/org/apache/hadoop/hbase/util/TestHBaseFsckComparator.java
Added:
hbase/trunk/src/test/java/org/apache/hadoop/hbase/util/TestHBaseFsckComparator.java
URL:
http://svn.apache.org/viewvc/hbase/trunk/src/test/java/org/apache/hadoop/hbase/util/TestHBaseFsckComparator.java?rev=1171643&view=auto
==============================================================================
---
hbase/trunk/src/test/java/org/apache/hadoop/hbase/util/TestHBaseFsckComparator.java
(added)
+++
hbase/trunk/src/test/java/org/apache/hadoop/hbase/util/TestHBaseFsckComparator.java
Fri Sep 16 16:18:41 2011
@@ -0,0 +1,103 @@
+/**
+ * Copyright 2011 The Apache Software Foundation
+ *
+ * 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.hadoop.hbase.util;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import org.apache.hadoop.hbase.HRegionInfo;
+import org.apache.hadoop.hbase.util.HBaseFsck.HbckInfo;
+import org.apache.hadoop.hbase.util.HBaseFsck.MetaEntry;
+import org.junit.Test;
+
+/**
+ * Test the comparator used by Hbck.
+ */
+public class TestHBaseFsckComparator {
+
+ byte[] table = Bytes.toBytes("table1");
+ byte[] table2 = Bytes.toBytes("table2");
+ byte[] keyStart = Bytes.toBytes("");
+ byte[] keyA = Bytes.toBytes("A");
+ byte[] keyB = Bytes.toBytes("B");
+ byte[] keyC = Bytes.toBytes("C");
+ byte[] keyEnd = Bytes.toBytes("");
+
+ static HbckInfo genHbckInfo(byte[] table, byte[] start, byte[] end, int
time) {
+ return new HbckInfo(new MetaEntry(new HRegionInfo(table, start, end), null,
+ time));
+ }
+
+ @Test
+ public void testEquals() {
+ HbckInfo hi1 = genHbckInfo(table, keyA, keyB, 0);
+ HbckInfo hi2 = genHbckInfo(table, keyA, keyB, 0);
+ assertEquals(0, HBaseFsck.cmp.compare(hi1, hi2));
+ assertEquals(0, HBaseFsck.cmp.compare(hi2, hi1));
+ }
+
+ @Test
+ public void testEqualsInstance() {
+ HbckInfo hi1 = genHbckInfo(table, keyA, keyB, 0);
+ HbckInfo hi2 = hi1;
+ assertEquals(0, HBaseFsck.cmp.compare(hi1, hi2));
+ assertEquals(0, HBaseFsck.cmp.compare(hi2, hi1));
+ }
+
+ @Test
+ public void testDiffTable() {
+ HbckInfo hi1 = genHbckInfo(table, keyA, keyC, 0);
+ HbckInfo hi2 = genHbckInfo(table2, keyA, keyC, 0);
+ assertTrue(HBaseFsck.cmp.compare(hi1, hi2) < 0);
+ assertTrue(HBaseFsck.cmp.compare(hi2, hi1) > 0);
+ }
+
+ @Test
+ public void testDiffStartKey() {
+ HbckInfo hi1 = genHbckInfo(table, keyStart, keyC, 0);
+ HbckInfo hi2 = genHbckInfo(table, keyA, keyC, 0);
+ assertTrue(HBaseFsck.cmp.compare(hi1, hi2) < 0);
+ assertTrue(HBaseFsck.cmp.compare(hi2, hi1) > 0);
+ }
+
+ @Test
+ public void testDiffEndKey() {
+ HbckInfo hi1 = genHbckInfo(table, keyA, keyB, 0);
+ HbckInfo hi2 = genHbckInfo(table, keyA, keyC, 0);
+ assertTrue(HBaseFsck.cmp.compare(hi1, hi2) < 0);
+ assertTrue(HBaseFsck.cmp.compare(hi2, hi1) > 0);
+ }
+
+ @Test
+ public void testAbsEndKey() {
+ HbckInfo hi1 = genHbckInfo(table, keyA, keyC, 0);
+ HbckInfo hi2 = genHbckInfo(table, keyA, keyEnd, 0);
+ assertTrue(HBaseFsck.cmp.compare(hi1, hi2) < 0);
+ assertTrue(HBaseFsck.cmp.compare(hi2, hi1) > 0);
+ }
+
+ @Test
+ public void testTiebreaker() {
+ HbckInfo hi1 = genHbckInfo(table, keyA, keyC, 0);
+ HbckInfo hi2 = genHbckInfo(table, keyA, keyC, 1);
+ assertTrue(HBaseFsck.cmp.compare(hi1, hi2) < 0);
+ assertTrue(HBaseFsck.cmp.compare(hi2, hi1) > 0);
+ }
+}
