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Posted to commits@hbase.apache.org by ap...@apache.org on 2015/06/16 22:47:07 UTC
hbase git commit: HBASE-11819 Unit test for CoprocessorHConnection
(Talat UYARER)
Repository: hbase
Updated Branches:
refs/heads/0.98 049e68177 -> 86bb72585
HBASE-11819 Unit test for CoprocessorHConnection (Talat UYARER)
Project: http://git-wip-us.apache.org/repos/asf/hbase/repo
Commit: http://git-wip-us.apache.org/repos/asf/hbase/commit/86bb7258
Tree: http://git-wip-us.apache.org/repos/asf/hbase/tree/86bb7258
Diff: http://git-wip-us.apache.org/repos/asf/hbase/diff/86bb7258
Branch: refs/heads/0.98
Commit: 86bb725857f70cdfd31a8447d6a4b7d1c42af44d
Parents: 049e681
Author: Andrew Purtell <ap...@apache.org>
Authored: Tue Jun 16 13:46:55 2015 -0700
Committer: Andrew Purtell <ap...@apache.org>
Committed: Tue Jun 16 13:46:55 2015 -0700
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.../coprocessor/TestCoprocessorHConnection.java | 165 +++++++++++++++++++
1 file changed, 165 insertions(+)
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http://git-wip-us.apache.org/repos/asf/hbase/blob/86bb7258/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestCoprocessorHConnection.java
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diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestCoprocessorHConnection.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestCoprocessorHConnection.java
new file mode 100644
index 0000000..86e5620
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/coprocessor/TestCoprocessorHConnection.java
@@ -0,0 +1,165 @@
+/**
+ * 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.coprocessor;
+
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+import java.io.IOException;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.hadoop.hbase.Coprocessor;
+import org.apache.hadoop.hbase.CoprocessorEnvironment;
+import org.apache.hadoop.hbase.HBaseTestingUtility;
+import org.apache.hadoop.hbase.HColumnDescriptor;
+import org.apache.hadoop.hbase.HTableDescriptor;
+import org.apache.hadoop.hbase.MiniHBaseCluster;
+import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.client.CoprocessorHConnection;
+import org.apache.hadoop.hbase.client.Get;
+import org.apache.hadoop.hbase.client.HBaseAdmin;
+import org.apache.hadoop.hbase.client.HConnection;
+import org.apache.hadoop.hbase.client.HTable;
+import org.apache.hadoop.hbase.client.HTableInterface;
+import org.apache.hadoop.hbase.client.Put;
+import org.apache.hadoop.hbase.client.Result;
+import org.apache.hadoop.hbase.regionserver.HRegion;
+import org.apache.hadoop.hbase.testclassification.MediumTests;
+import org.apache.hadoop.hbase.util.Bytes;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+
+@Category(MediumTests.class)
+public class TestCoprocessorHConnection {
+
+ static final Log LOG = LogFactory.getLog(TestCoprocessorHConnection.class);
+
+ public final static byte[] A = Bytes.toBytes("a");
+ private static final int ROWSIZE = 20;
+ private static final byte[] rowSeperator1 = Bytes.toBytes(5);
+ private static final byte[] rowSeperator2 = Bytes.toBytes(12);
+
+ private static HBaseTestingUtility util = new HBaseTestingUtility();
+ private static MiniHBaseCluster cluster = null;
+
+ public static class FooCoprocessor extends BaseRegionObserver {
+ private HRegion region;
+ private CoprocessorEnvironment env;
+
+ @Override
+ public void start(CoprocessorEnvironment e) {
+ region = ((RegionCoprocessorEnvironment)e).getRegion();
+ env = e;
+ }
+ @Override
+ public void stop(CoprocessorEnvironment e) {
+ region = null;
+ }
+
+ public byte[] getRegionStartKey() {
+ return region.getStartKey();
+ }
+
+ public Result getOnCoprocessorHConnection(TableName tableName, byte[] key)
+ throws IOException {
+ HConnection conn = CoprocessorHConnection.getConnectionForEnvironment(env);
+ // conn returned by CoprocessorHConnection#getConnectionForEnvironment is the expected type
+ assertTrue(conn instanceof CoprocessorHConnection);
+ HTableInterface hTable = conn.getTable(tableName);
+ Get get = new Get(key);
+ Result result = hTable.get(get);
+ return result;
+ }
+ }
+
+ @BeforeClass
+ public static void setupBeforeClass() throws Exception {
+ util.startMiniCluster();
+ cluster = util.getMiniHBaseCluster();
+ }
+
+ @AfterClass
+ public static void tearDownAfterClass() throws Exception {
+ util.shutdownMiniCluster();
+ }
+
+ @Test
+ public void testHConnection() throws Exception {
+ HBaseAdmin admin = util.getHBaseAdmin();
+ TableName testTable = TableName.valueOf("TestHConnection");
+
+ try {
+ // Check table exists
+ if (admin.tableExists(testTable)) {
+ admin.disableTable(testTable);
+ admin.deleteTable(testTable);
+ }
+
+ HTableDescriptor htd = new HTableDescriptor(testTable);
+ htd.addFamily(new HColumnDescriptor(A));
+
+ // Register FooCoprocessor as a table coprocessor
+ htd.addCoprocessor(FooCoprocessor.class.getName());
+
+ // Create a table with 3 region
+ admin.createTable(htd, new byte[][] { rowSeperator1, rowSeperator2 });
+ util.waitUntilAllRegionsAssigned(testTable);
+ } finally {
+ admin.close();
+ }
+
+ //Get Table
+ HTable table = new HTable(util.getConfiguration(), testTable);
+
+ try{
+ // Put some data
+ for (long i = 0; i < ROWSIZE; i++) {
+ byte[] iBytes = Bytes.toBytes(i);
+ Put put = new Put(iBytes);
+ put.add(A, A, iBytes);
+ table.put(put);
+ }
+
+ // Get Table's First Region
+ HRegion firstRegion = cluster.getRegions(testTable).get(0);
+
+ // Look up the coprocessor instance running the Region
+ Coprocessor cp = firstRegion.getCoprocessorHost().findCoprocessor(FooCoprocessor.class.getName());
+ assertNotNull("FooCoprocessor coprocessor should be loaded", cp);
+ FooCoprocessor fc = (FooCoprocessor) cp;
+
+ // Find the start key for the region that FooCoprocessor is running on.
+ byte[] regionStartKey = fc.getRegionStartKey();
+
+ if (regionStartKey == null || regionStartKey.length <= 0) {
+ // Its the start row. Can't ask for null. Ask for minimal key instead.
+ regionStartKey = new byte [] {0};
+ }
+
+ // Get Key Data
+ Get get = new Get(regionStartKey);
+ Result keyData = table.get(get);
+
+ // Get Key Data using with CoprocessorHConnection
+ Result cpData = fc.getOnCoprocessorHConnection(testTable, regionStartKey);
+ // Check them equals
+ assertEquals(keyData.getValue(A, A), cpData.getValue(A, A));
+ } finally {
+ table.close();
+ }
+ }
+}
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