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RadosClientTest.java
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Fri, May 31, 03:15

RadosClientTest.java
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/**
* Copyright (c) 2016 YCSB contributors. All rights reserved.
*
* Licensed 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. See accompanying
* LICENSE file.
*/
package com.yahoo.ycsb.db;
import static org.testng.AssertJUnit.assertEquals;
import static org.junit.Assume.assumeNoException;
import com.yahoo.ycsb.ByteIterator;
import com.yahoo.ycsb.DBException;
import com.yahoo.ycsb.Status;
import com.yahoo.ycsb.StringByteIterator;
import org.testng.annotations.AfterClass;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Properties;
import java.util.Set;
import java.util.UUID;
/**
* Test for the binding of <a href="http://ceph.org/">RADOS of Ceph</a>.
*
* See {@code rados/README.md} for details.
*/
public class RadosClientTest {
private static RadosClient radosclient;
public static final String POOL_PROPERTY = "rados.pool";
public static final String POOL_TEST = "rbd";
private static final String TABLE_NAME = "table0";
private static final String KEY0 = "key0";
private static final String KEY1 = "key1";
private static final String KEY2 = "key2";
private static final HashMap<String, ByteIterator> DATA;
private static final HashMap<String, ByteIterator> DATA_UPDATED;
static {
DATA = new HashMap<String, ByteIterator>(10);
DATA_UPDATED = new HashMap<String, ByteIterator>(10);
for (int i = 0; i < 10; i++) {
String key = "key" + UUID.randomUUID();
DATA.put(key, new StringByteIterator("data" + UUID.randomUUID()));
DATA_UPDATED.put(key, new StringByteIterator("data" + UUID.randomUUID()));
}
}
@BeforeClass
public void setupClass() throws DBException {
radosclient = new RadosClient();
Properties p = new Properties();
p.setProperty(POOL_PROPERTY, POOL_TEST);
try {
radosclient.setProperties(p);
radosclient.init();
}
catch (DBException|UnsatisfiedLinkError e) {
assumeNoException("Ceph cluster is not running. Skipping tests.", e);
}
}
@AfterClass
public void teardownClass() throws DBException {
if (radosclient != null) {
radosclient.cleanup();
}
}
@BeforeMethod
public void setUp() {
radosclient.insert(TABLE_NAME, KEY0, DATA);
}
@AfterMethod
public void tearDown() {
radosclient.delete(TABLE_NAME, KEY0);
}
@Test
public void insertTest() {
Status result = radosclient.insert(TABLE_NAME, KEY1, DATA);
assertEquals(Status.OK, result);
}
@Test
public void updateTest() {
radosclient.insert(TABLE_NAME, KEY2, DATA);
Status result = radosclient.update(TABLE_NAME, KEY2, DATA_UPDATED);
assertEquals(Status.OK, result);
HashMap<String, ByteIterator> ret = new HashMap<String, ByteIterator>(10);
radosclient.read(TABLE_NAME, KEY2, DATA.keySet(), ret);
compareMap(DATA_UPDATED, ret);
radosclient.delete(TABLE_NAME, KEY2);
}
@Test
public void readTest() {
HashMap<String, ByteIterator> ret = new HashMap<String, ByteIterator>(10);
Status result = radosclient.read(TABLE_NAME, KEY0, DATA.keySet(), ret);
assertEquals(Status.OK, result);
compareMap(DATA, ret);
}
private void compareMap(HashMap<String, ByteIterator> src, HashMap<String, ByteIterator> dest) {
assertEquals(src.size(), dest.size());
Set setSrc = src.entrySet();
Iterator<Map.Entry> itSrc = setSrc.iterator();
for (int i = 0; i < 10; i++) {
Map.Entry<String, ByteIterator> entrySrc = itSrc.next();
assertEquals(entrySrc.getValue().toString(), dest.get(entrySrc.getKey()).toString());
}
}
@Test
public void deleteTest() {
Status result = radosclient.delete(TABLE_NAME, KEY0);
assertEquals(Status.OK, result);
}
}

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