/*
* Copyright (C) 2012-2015 DataStax Inc.
*
* 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.
*/
package com.datastax.driver.core.utils;
import com.datastax.driver.core.MemoryAppender;
import org.apache.log4j.Level;
import org.apache.log4j.Logger;
import org.testng.annotations.Test;
import static org.assertj.core.api.Assertions.assertThat;
public class UUIDsPIDFromPropertyTest {
private static final Logger logger = Logger.getLogger(UUIDs.class);
@Test(groups = "isolated")
public void should_obtain_pid_from_system_property() {
// If the com.datastax.driver.PID property is set, it should be used and this should be logged.
MemoryAppender appender = new MemoryAppender();
Level originalLevel = logger.getLevel();
try {
logger.setLevel(Level.INFO);
logger.addAppender(appender);
int pid = 8675;
System.setProperty(UUIDs.PID_SYSTEM_PROPERTY, "" + pid);
UUIDs.timeBased();
assertThat(appender.get())
.containsOnlyOnce(String.format("PID obtained from System property %s: %d",
UUIDs.PID_SYSTEM_PROPERTY, pid));
} finally {
logger.removeAppender(appender);
logger.setLevel(originalLevel);
}
}
}