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MixAllTest.java
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MixAllTest.java
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/*
* 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.rocketmq.common;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.lang.reflect.Method;
import java.net.InetAddress;
import java.util.List;
import java.util.concurrent.atomic.AtomicLong;
import org.junit.Test;
import static org.assertj.core.api.Assertions.assertThat;
public class MixAllTest {
@Test
public void testGetLocalInetAddress() throws Exception {
List<String> localInetAddress = MixAll.getLocalInetAddress();
String local = InetAddress.getLocalHost().getHostAddress();
assertThat(localInetAddress).contains("127.0.0.1");
assertThat(localInetAddress).contains(local);
}
@Test
public void testBrokerVIPChannel() {
assertThat(MixAll.brokerVIPChannel(true, "127.0.0.1:10911")).isEqualTo("127.0.0.1:10909");
}
@Test
public void testCompareAndIncreaseOnly() {
AtomicLong target = new AtomicLong(5);
assertThat(MixAll.compareAndIncreaseOnly(target, 6)).isTrue();
assertThat(target.get()).isEqualTo(6);
assertThat(MixAll.compareAndIncreaseOnly(target, 4)).isFalse();
assertThat(target.get()).isEqualTo(6);
}
@Test
public void testFile2String() throws IOException {
String fileName = System.getProperty("java.io.tmpdir") + File.separator + "MixAllTest" + System.currentTimeMillis();
File file = new File(fileName);
if (file.exists()) {
file.delete();
}
file.createNewFile();
PrintWriter out = new PrintWriter(fileName);
out.write("TestForMixAll");
out.close();
String string = MixAll.file2String(fileName);
assertThat(string).isEqualTo("TestForMixAll");
file.delete();
}
@Test
public void testFile2String_WithChinese() throws IOException {
String fileName = System.getProperty("java.io.tmpdir") + File.separator + "MixAllTest" + System.currentTimeMillis();
File file = new File(fileName);
if (file.exists()) {
file.delete();
}
file.createNewFile();
PrintWriter out = new PrintWriter(fileName);
out.write("TestForMixAll_中文");
out.close();
String string = MixAll.file2String(fileName);
assertThat(string).isEqualTo("TestForMixAll_中文");
file.delete();
}
@Test
public void testString2File() throws IOException {
String fileName = System.getProperty("java.io.tmpdir") + File.separator + "MixAllTest" + System.currentTimeMillis();
MixAll.string2File("MixAll_testString2File", fileName);
assertThat(MixAll.file2String(fileName)).isEqualTo("MixAll_testString2File");
}
@Test
public void test_getLocalhostByNetworkInterface() throws Exception {
Method method = MixAll.class.getDeclaredMethod("getLocalhostByNetworkInterface");
method.setAccessible(true);
Object invoke = method.invoke(null);
assertThat(invoke).isNotNull();
}
}