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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 com.yahoo.jdisc.test.TestDriver;
import org.junit.Test;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;
import org.osgi.service.log.LogEntry;
import org.osgi.service.log.LogReaderService;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
/**
* @author Simon Thoresen Hult
* @author bjorncs
*/
public class OsgiLogServiceIntegrationTest {
@Test
@SuppressWarnings("unchecked")
public void requireThatAllSupportedLogFrameworksAreConfigured() throws Exception {
// need to explicitly set log level of root logger since integration suite now provides a logger config file,
// which disables that setLevel() call of the OsgiLogManager.
Logger.getLogger("").setLevel(Level.INFO);
long now = System.currentTimeMillis();
TestDriver driver = TestDriver.newApplicationBundleInstance("app-h-log.jar", false);
BundleContext ctx = driver.osgiFramework().bundleContext();
ServiceReference<?> ref = ctx.getServiceReference(LogReaderService.class.getName());
LogReaderService reader = (LogReaderService)ctx.getService(ref);
ArrayList<LogEntry> logEntries = Collections.list(reader.getLog());
assertTrue(logEntries.size() >= 4);
assertLogContainsEntry("[jdk14] hello world", logEntries, now);
assertLogContainsEntry("[slf4j] hello world", logEntries, now);
assertLogContainsEntry("[log4j] hello world", logEntries, now);
assertLogContainsEntry("[jcl] hello world", logEntries, now);
assertTrue(driver.close());
}
private static void assertLogContainsEntry(String expectedMessage, List<LogEntry> logEntries, long expectedTimeGE)
{
LogEntry entry = logEntries.stream().filter(e -> e.getMessage().equals(expectedMessage)).findFirst()
.orElseThrow(() -> new AssertionError("Could not find log entry with messsage: " + expectedMessage));
assertNull(entry.getBundle());
assertNotNull(entry.getServiceReference());
assertEquals(OsgiLogHandler.toServiceLevel(Level.INFO), entry.getLevel());
assertNull(entry.getException());
assertTrue(expectedTimeGE <= entry.getTime());
}
}
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