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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.jdisc.core;
import org.junit.Test;
import org.osgi.framework.Bundle;
import org.osgi.framework.ServiceReference;
import org.osgi.service.log.LogEntry;
import org.osgi.service.log.LogListener;
import org.osgi.service.log.LogService;
import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import static org.junit.Assert.assertEquals;
/**
* @author <a href="mailto:vikasp@yahoo-inc.com">Vikas Panwar</a>
*/
public class ConsoleLogListenerTestCase {
private static final String HOSTNAME = ConsoleLogFormatter.formatOptional(ConsoleLogListener.getHostname());
private static final String PROCESS_ID = ConsoleLogListener.getProcessId();
@Test
public void requireThatLogLevelParserKnowsOsgiLogLevels() {
assertEquals(LogService.LOG_ERROR, ConsoleLogListener.parseLogLevel("ERROR"));
assertEquals(LogService.LOG_WARNING, ConsoleLogListener.parseLogLevel("WARNING"));
assertEquals(LogService.LOG_INFO, ConsoleLogListener.parseLogLevel("INFO"));
assertEquals(LogService.LOG_DEBUG, ConsoleLogListener.parseLogLevel("DEBUG"));
}
@Test
public void requireThatLogLevelParserKnowsOff() {
assertEquals(Integer.MIN_VALUE, ConsoleLogListener.parseLogLevel("OFF"));
}
@Test
public void requireThatLogLevelParserKnowsAll() {
assertEquals(Integer.MAX_VALUE, ConsoleLogListener.parseLogLevel("ALL"));
}
@Test
public void requireThatLogLevelParserKnowsIntegers() {
for (int i = -69; i < 69; ++i) {
assertEquals(i, ConsoleLogListener.parseLogLevel(String.valueOf(i)));
}
}
@Test
public void requireThatLogLevelParserErrorsReturnDefault() {
assertEquals(ConsoleLogListener.DEFAULT_LOG_LEVEL, ConsoleLogListener.parseLogLevel(null));
assertEquals(ConsoleLogListener.DEFAULT_LOG_LEVEL, ConsoleLogListener.parseLogLevel(""));
assertEquals(ConsoleLogListener.DEFAULT_LOG_LEVEL, ConsoleLogListener.parseLogLevel("foo"));
}
@Test
public void requireThatLogEntryWithLevelAboveThresholdIsNotOutput() {
ByteArrayOutputStream out = new ByteArrayOutputStream();
LogListener listener = new ConsoleLogListener(new PrintStream(out), null, "5");
for (int i = 0; i < 10; ++i) {
listener.logged(new MyEntry(0, i, "message"));
}
// TODO: Should use ConsoleLogFormatter.ABSENCE_REPLACEMENT instead of literal '-'. See ticket 7128315.
assertEquals("0.000\t" + HOSTNAME + "\t" + PROCESS_ID + "\t-\t-\tunknown\tmessage\n" +
"0.000\t" + HOSTNAME + "\t" + PROCESS_ID + "\t-\t-\terror\tmessage\n" +
"0.000\t" + HOSTNAME + "\t" + PROCESS_ID + "\t-\t-\twarning\tmessage\n" +
"0.000\t" + HOSTNAME + "\t" + PROCESS_ID + "\t-\t-\tinfo\tmessage\n" +
"0.000\t" + HOSTNAME + "\t" + PROCESS_ID + "\t-\t-\tdebug\tmessage\n" +
"0.000\t" + HOSTNAME + "\t" + PROCESS_ID + "\t-\t-\tunknown\tmessage\n",
out.toString());
}
private static class MyEntry implements LogEntry {
final String message;
final int level;
final long time;
MyEntry(long time, int level, String message) {
this.message = message;
this.level = level;
this.time = time;
}
@Override
public long getTime() {
return time;
}
@Override
public int getLevel() {
return level;
}
@Override
public String getMessage() {
return message;
}
@Override
public Throwable getException() {
return null;
}
@Override
public Bundle getBundle() {
return null;
}
@Override
public ServiceReference<?> getServiceReference() {
return null;
}
}
}
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