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Posted to commits@hbase.apache.org by zh...@apache.org on 2022/06/15 02:48:56 UTC
[hbase] branch master updated: HBASE-26167 Allow users to not start zookeeper and dfs cluster when using TestingHBaseCluster (#4534)
This is an automated email from the ASF dual-hosted git repository.
zhangduo pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/hbase.git
The following commit(s) were added to refs/heads/master by this push:
new 11ae7208dd HBASE-26167 Allow users to not start zookeeper and dfs cluster when using TestingHBaseCluster (#4534)
11ae7208dd is described below
commit 11ae7208dd18ffcf8cd3631f5ca190ad19651209
Author: Duo Zhang <zh...@apache.org>
AuthorDate: Wed Jun 15 10:48:48 2022 +0800
HBASE-26167 Allow users to not start zookeeper and dfs cluster when using TestingHBaseCluster (#4534)
Co-authored-by: Duo Zhang <zh...@apache.org>
Signed-off-by: Yu Li <li...@apache.org>
---
.../hbase/testing/TestingHBaseClusterImpl.java | 24 ++++-
.../hbase/testing/TestingHBaseClusterOption.java | 31 +++++-
...TestTestingHBaseClusterReplicationShareDfs.java | 58 +++++++++++
.../TestTestingHBaseClusterReplicationShareZk.java | 58 +++++++++++
...stTestingHBaseClusterReplicationShareZkDfs.java | 63 +++++++++++
...tTestingHBaseClusterReplicationTwoClusters.java | 46 ++++++++
.../TestingHBaseClusterReplicationTestBase.java | 116 +++++++++++++++++++++
7 files changed, 393 insertions(+), 3 deletions(-)
diff --git a/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterImpl.java b/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterImpl.java
index 8724d9f6c3..35198e770d 100644
--- a/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterImpl.java
+++ b/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterImpl.java
@@ -19,12 +19,15 @@ package org.apache.hadoop.hbase.testing;
import java.util.List;
import java.util.Optional;
+import java.util.UUID;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.stream.Collectors;
import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.CommonConfigurationKeysPublic;
import org.apache.hadoop.hbase.HBaseTestingUtil;
+import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.ServerName;
import org.apache.hadoop.hbase.StartTestingClusterOption;
import org.apache.hadoop.hbase.client.RegionInfo;
@@ -46,6 +49,10 @@ class TestingHBaseClusterImpl implements TestingHBaseCluster {
private final StartTestingClusterOption option;
+ private final String externalDfsUri;
+
+ private final String externalZkConnectString;
+
private final ExecutorService executor = Executors.newCachedThreadPool(new ThreadFactoryBuilder()
.setNameFormat(getClass().getSuperclass() + "-%d").setDaemon(true).build());
@@ -56,6 +63,8 @@ class TestingHBaseClusterImpl implements TestingHBaseCluster {
TestingHBaseClusterImpl(TestingHBaseClusterOption option) {
this.util = new HBaseTestingUtil(option.conf());
this.option = option.convert();
+ this.externalDfsUri = option.getExternalDfsUri();
+ this.externalZkConnectString = option.getExternalZkConnectString();
}
@Override
@@ -137,7 +146,20 @@ class TestingHBaseClusterImpl implements TestingHBaseCluster {
@Override
public void start() throws Exception {
Preconditions.checkState(!miniClusterRunning, "Cluster has already been started");
- util.startMiniCluster(option);
+ if (externalZkConnectString == null) {
+ util.startMiniZKCluster();
+ } else {
+ Configuration conf = util.getConfiguration();
+ conf.set(HConstants.ZOOKEEPER_QUORUM, externalZkConnectString);
+ conf.set(HConstants.ZOOKEEPER_ZNODE_PARENT, "/" + UUID.randomUUID().toString());
+ }
+ if (externalDfsUri == null) {
+ util.startMiniDFSCluster(option.getNumDataNodes(), option.getDataNodeHosts());
+ } else {
+ Configuration conf = util.getConfiguration();
+ conf.set(CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY, externalDfsUri);
+ }
+ util.startMiniHBaseCluster(option);
miniClusterRunning = true;
miniHBaseClusterRunning = true;
}
diff --git a/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterOption.java b/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterOption.java
index 01d67384ed..3f57af46e7 100644
--- a/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterOption.java
+++ b/hbase-testing-util/src/main/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterOption.java
@@ -98,12 +98,17 @@ public final class TestingHBaseClusterOption {
*/
private final boolean createWALDir;
+ private final String externalDfsUri;
+
+ private final String externalZkConnectString;
+
/**
* Private constructor. Use {@link Builder#build()}.
*/
private TestingHBaseClusterOption(Configuration conf, int numMasters, int numAlwaysStandByMasters,
int numRegionServers, List<Integer> rsPorts, int numDataNodes, String[] dataNodeHosts,
- int numZkServers, boolean createRootDir, boolean createWALDir) {
+ int numZkServers, boolean createRootDir, boolean createWALDir, String externalDfsUri,
+ String externalZkConnectString) {
this.conf = conf;
this.numMasters = numMasters;
this.numAlwaysStandByMasters = numAlwaysStandByMasters;
@@ -114,6 +119,8 @@ public final class TestingHBaseClusterOption {
this.numZkServers = numZkServers;
this.createRootDir = createRootDir;
this.createWALDir = createWALDir;
+ this.externalDfsUri = externalDfsUri;
+ this.externalZkConnectString = externalZkConnectString;
}
public Configuration conf() {
@@ -156,6 +163,14 @@ public final class TestingHBaseClusterOption {
return createWALDir;
}
+ public String getExternalDfsUri() {
+ return externalDfsUri;
+ }
+
+ public String getExternalZkConnectString() {
+ return externalZkConnectString;
+ }
+
@Override
public String toString() {
return "StartMiniClusterOption{" + "numMasters=" + numMasters + ", numRegionServers="
@@ -197,6 +212,8 @@ public final class TestingHBaseClusterOption {
private int numZkServers = 1;
private boolean createRootDir = false;
private boolean createWALDir = false;
+ private String externalDfsUri = null;
+ private String externalZkConnectString = null;
private Builder() {
}
@@ -207,7 +224,7 @@ public final class TestingHBaseClusterOption {
}
return new TestingHBaseClusterOption(conf, numMasters, numAlwaysStandByMasters,
numRegionServers, rsPorts, numDataNodes, dataNodeHosts, numZkServers, createRootDir,
- createWALDir);
+ createWALDir, externalDfsUri, externalZkConnectString);
}
public Builder conf(Configuration conf) {
@@ -259,5 +276,15 @@ public final class TestingHBaseClusterOption {
this.createWALDir = createWALDir;
return this;
}
+
+ public Builder useExternalDfs(String uri) {
+ this.externalDfsUri = uri;
+ return this;
+ }
+
+ public Builder useExternalZooKeeper(String connectString) {
+ this.externalZkConnectString = connectString;
+ return this;
+ }
}
}
diff --git a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareDfs.java b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareDfs.java
new file mode 100644
index 0000000000..0925200599
--- /dev/null
+++ b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareDfs.java
@@ -0,0 +1,58 @@
+/*
+ * 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.testing;
+
+import static org.junit.Assert.assertNotEquals;
+
+import org.apache.hadoop.hbase.HBaseClassTestRule;
+import org.apache.hadoop.hbase.HBaseTestingUtil;
+import org.apache.hadoop.hbase.HConstants;
+import org.apache.hadoop.hbase.testclassification.LargeTests;
+import org.apache.hadoop.hbase.testclassification.MiscTests;
+import org.junit.ClassRule;
+import org.junit.experimental.categories.Category;
+
+@Category({ MiscTests.class, LargeTests.class })
+public class TestTestingHBaseClusterReplicationShareDfs
+ extends TestingHBaseClusterReplicationTestBase {
+
+ @ClassRule
+ public static final HBaseClassTestRule CLASS_RULE =
+ HBaseClassTestRule.forClass(TestTestingHBaseClusterReplicationShareDfs.class);
+
+ private HBaseTestingUtil util = new HBaseTestingUtil();
+
+ @Override
+ protected void startClusters() throws Exception {
+ util.startMiniDFSCluster(1);
+ String dfsUri = util.getDFSCluster().getFileSystem().getUri().toString();
+ sourceCluster = TestingHBaseCluster
+ .create(TestingHBaseClusterOption.builder().useExternalDfs(dfsUri).build());
+ sourceCluster.start();
+ peerCluster = TestingHBaseCluster
+ .create(TestingHBaseClusterOption.builder().useExternalDfs(dfsUri).build());
+ peerCluster.start();
+ assertNotEquals(sourceCluster.getConf().get(HConstants.HBASE_DIR),
+ peerCluster.getConf().get(HConstants.HBASE_DIR));
+ }
+
+ @Override
+ protected void stopClusters() throws Exception {
+ util.shutdownMiniDFSCluster();
+ }
+}
diff --git a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareZk.java b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareZk.java
new file mode 100644
index 0000000000..b941b9b479
--- /dev/null
+++ b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareZk.java
@@ -0,0 +1,58 @@
+/*
+ * 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.testing;
+
+import static org.junit.Assert.assertNotEquals;
+
+import org.apache.hadoop.hbase.HBaseClassTestRule;
+import org.apache.hadoop.hbase.HBaseTestingUtil;
+import org.apache.hadoop.hbase.HConstants;
+import org.apache.hadoop.hbase.testclassification.LargeTests;
+import org.apache.hadoop.hbase.testclassification.MiscTests;
+import org.junit.ClassRule;
+import org.junit.experimental.categories.Category;
+
+@Category({ MiscTests.class, LargeTests.class })
+public class TestTestingHBaseClusterReplicationShareZk
+ extends TestingHBaseClusterReplicationTestBase {
+
+ @ClassRule
+ public static final HBaseClassTestRule CLASS_RULE =
+ HBaseClassTestRule.forClass(TestTestingHBaseClusterReplicationShareZk.class);
+
+ private HBaseTestingUtil util = new HBaseTestingUtil();
+
+ @Override
+ protected void startClusters() throws Exception {
+ util.startMiniZKCluster();
+ String zkConnectString = util.getZkCluster().getAddress().toString();
+ sourceCluster = TestingHBaseCluster
+ .create(TestingHBaseClusterOption.builder().useExternalZooKeeper(zkConnectString).build());
+ sourceCluster.start();
+ peerCluster = TestingHBaseCluster
+ .create(TestingHBaseClusterOption.builder().useExternalZooKeeper(zkConnectString).build());
+ peerCluster.start();
+ assertNotEquals(sourceCluster.getConf().get(HConstants.ZOOKEEPER_ZNODE_PARENT),
+ peerCluster.getConf().get(HConstants.ZOOKEEPER_ZNODE_PARENT));
+ }
+
+ @Override
+ protected void stopClusters() throws Exception {
+ util.shutdownMiniZKCluster();
+ }
+}
diff --git a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareZkDfs.java b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareZkDfs.java
new file mode 100644
index 0000000000..ba2c0e75db
--- /dev/null
+++ b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationShareZkDfs.java
@@ -0,0 +1,63 @@
+/*
+ * 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.testing;
+
+import static org.junit.Assert.assertNotEquals;
+
+import org.apache.hadoop.hbase.HBaseClassTestRule;
+import org.apache.hadoop.hbase.HBaseTestingUtil;
+import org.apache.hadoop.hbase.HConstants;
+import org.apache.hadoop.hbase.testclassification.LargeTests;
+import org.apache.hadoop.hbase.testclassification.MiscTests;
+import org.junit.ClassRule;
+import org.junit.experimental.categories.Category;
+
+@Category({ MiscTests.class, LargeTests.class })
+public class TestTestingHBaseClusterReplicationShareZkDfs
+ extends TestingHBaseClusterReplicationTestBase {
+
+ @ClassRule
+ public static final HBaseClassTestRule CLASS_RULE =
+ HBaseClassTestRule.forClass(TestTestingHBaseClusterReplicationShareZkDfs.class);
+
+ private HBaseTestingUtil util = new HBaseTestingUtil();
+
+ @Override
+ protected void startClusters() throws Exception {
+ util.startMiniZKCluster();
+ util.startMiniDFSCluster(1);
+ String zkConnectString = util.getZkCluster().getAddress().toString();
+ String dfsUri = util.getDFSCluster().getFileSystem().getUri().toString();
+ sourceCluster = TestingHBaseCluster.create(TestingHBaseClusterOption.builder()
+ .useExternalZooKeeper(zkConnectString).useExternalDfs(dfsUri).build());
+ sourceCluster.start();
+ peerCluster = TestingHBaseCluster.create(TestingHBaseClusterOption.builder()
+ .useExternalZooKeeper(zkConnectString).useExternalDfs(dfsUri).build());
+ peerCluster.start();
+ assertNotEquals(sourceCluster.getConf().get(HConstants.ZOOKEEPER_ZNODE_PARENT),
+ peerCluster.getConf().get(HConstants.ZOOKEEPER_ZNODE_PARENT));
+ assertNotEquals(sourceCluster.getConf().get(HConstants.HBASE_DIR),
+ peerCluster.getConf().get(HConstants.HBASE_DIR));
+ }
+
+ @Override
+ protected void stopClusters() throws Exception {
+ util.shutdownMiniDFSCluster();
+ util.shutdownMiniZKCluster();
+ }
+}
diff --git a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationTwoClusters.java b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationTwoClusters.java
new file mode 100644
index 0000000000..4c57edd095
--- /dev/null
+++ b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestTestingHBaseClusterReplicationTwoClusters.java
@@ -0,0 +1,46 @@
+/*
+ * 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.testing;
+
+import org.apache.hadoop.hbase.HBaseClassTestRule;
+import org.apache.hadoop.hbase.testclassification.LargeTests;
+import org.apache.hadoop.hbase.testclassification.MiscTests;
+import org.junit.ClassRule;
+import org.junit.experimental.categories.Category;
+
+@Category({ MiscTests.class, LargeTests.class })
+public class TestTestingHBaseClusterReplicationTwoClusters
+ extends TestingHBaseClusterReplicationTestBase {
+
+ @ClassRule
+ public static final HBaseClassTestRule CLASS_RULE =
+ HBaseClassTestRule.forClass(TestTestingHBaseClusterReplicationTwoClusters.class);
+
+ @Override
+ protected void startClusters() throws Exception {
+ sourceCluster = TestingHBaseCluster.create(TestingHBaseClusterOption.builder().build());
+ sourceCluster.start();
+ peerCluster = TestingHBaseCluster.create(TestingHBaseClusterOption.builder().build());
+ peerCluster.start();
+ }
+
+ @Override
+ protected void stopClusters() throws Exception {
+ }
+
+}
diff --git a/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterReplicationTestBase.java b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterReplicationTestBase.java
new file mode 100644
index 0000000000..445c35e3c3
--- /dev/null
+++ b/hbase-testing-util/src/test/java/org/apache/hadoop/hbase/testing/TestingHBaseClusterReplicationTestBase.java
@@ -0,0 +1,116 @@
+/*
+ * 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.testing;
+
+import static org.junit.Assert.assertArrayEquals;
+
+import java.io.IOException;
+import org.apache.hadoop.hbase.HConstants;
+import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.Waiter;
+import org.apache.hadoop.hbase.client.Admin;
+import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;
+import org.apache.hadoop.hbase.client.Connection;
+import org.apache.hadoop.hbase.client.ConnectionFactory;
+import org.apache.hadoop.hbase.client.Get;
+import org.apache.hadoop.hbase.client.Put;
+import org.apache.hadoop.hbase.client.Table;
+import org.apache.hadoop.hbase.client.TableDescriptor;
+import org.apache.hadoop.hbase.client.TableDescriptorBuilder;
+import org.apache.hadoop.hbase.replication.ReplicationPeerConfig;
+import org.apache.hadoop.hbase.util.Bytes;
+import org.apache.hadoop.hbase.zookeeper.ZKConfig;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import org.apache.hbase.thirdparty.com.google.common.io.Closeables;
+
+/**
+ * Setup two clusters for replication.
+ */
+public abstract class TestingHBaseClusterReplicationTestBase {
+
+ protected TestingHBaseCluster sourceCluster;
+
+ protected TestingHBaseCluster peerCluster;
+
+ private Connection sourceConn;
+
+ private Connection peerConn;
+
+ private TableName tableName = TableName.valueOf("test_rep");
+
+ private byte[] family = Bytes.toBytes("family");
+
+ private String peerId = "peer_id";
+
+ private String getPeerClusterKey() {
+ return ZKConfig.getZooKeeperClusterKey(peerCluster.getConf());
+ }
+
+ @Before
+ public void setUp() throws Exception {
+ startClusters();
+ sourceConn = ConnectionFactory.createConnection(sourceCluster.getConf());
+ peerConn = ConnectionFactory.createConnection(peerCluster.getConf());
+ TableDescriptor desc =
+ TableDescriptorBuilder.newBuilder(tableName).setColumnFamily(ColumnFamilyDescriptorBuilder
+ .newBuilder(family).setScope(HConstants.REPLICATION_SCOPE_GLOBAL).build()).build();
+ try (Admin admin = sourceConn.getAdmin()) {
+ admin.createTable(desc);
+ admin.addReplicationPeer(peerId, ReplicationPeerConfig.newBuilder()
+ .setClusterKey(getPeerClusterKey()).setReplicateAllUserTables(true).build());
+ }
+ try (Admin admin = peerConn.getAdmin()) {
+ admin.createTable(desc);
+ }
+ }
+
+ @After
+ public void tearDown() throws Exception {
+ Closeables.close(sourceConn, true);
+ Closeables.close(peerConn, true);
+ if (sourceCluster != null) {
+ sourceCluster.stop();
+ }
+ if (peerCluster != null) {
+ peerCluster.stop();
+ }
+ stopClusters();
+ }
+
+ @Test
+ public void testReplication() throws IOException {
+ byte[] row = Bytes.toBytes("row");
+ byte[] qual = Bytes.toBytes("qual");
+ byte[] value = Bytes.toBytes("value");
+ try (Table sourceTable = sourceConn.getTable(tableName);
+ Table peerTable = peerConn.getTable(tableName);) {
+ sourceTable.put(new Put(row).addColumn(family, qual, value));
+ Waiter.waitFor(sourceCluster.getConf(), 30000,
+ () -> peerTable.exists(new Get(row).addColumn(family, qual)));
+ byte[] actual = peerTable.get(new Get(row)).getValue(family, qual);
+ assertArrayEquals(value, actual);
+ }
+ }
+
+ protected abstract void startClusters() throws Exception;
+
+ protected abstract void stopClusters() throws Exception;
+}