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package org.eclipse.jgit.logging;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import java.util.List;
/**
* Tests for performance log context utilities.
*/
public class PerformanceLogContextTest {
@Test
public void testAddEvent() {
PerformanceLogRecord record = new PerformanceLogRecord("record", 0);
PerformanceLogContext.getInstance().addEvent(record);
List<PerformanceLogRecord> eventRecords = PerformanceLogContext
.getInstance().getEventRecords();
assertTrue(eventRecords.contains(record));
assertEquals(1, eventRecords.size());
}
@Test
public void testCleanEvents() {
PerformanceLogRecord record1 = new PerformanceLogRecord("record1", 0);
PerformanceLogContext.getInstance().addEvent(record1);
PerformanceLogRecord record2 = new PerformanceLogRecord("record2", 0);
PerformanceLogContext.getInstance().addEvent(record2);
PerformanceLogContext.getInstance().cleanEvents();
List<PerformanceLogRecord> eventRecords = PerformanceLogContext
.getInstance().getEventRecords();
assertEquals(0, eventRecords.size());
}
@Test
public void testAddEventsTwoThreads() throws InterruptedException {
TestRunnable runnable1 = new TestRunnable("record1", 1);
TestRunnable runnable2 = new TestRunnable("record2", 2);
Thread thread1 = new Thread(runnable1);
Thread thread2 = new Thread(runnable2);
thread1.start();
thread2.start();
thread1.join();
thread2.join();
assertEquals(1, runnable1.getEventRecordsCount());
assertEquals(1, runnable2.getEventRecordsCount());
assertFalse(runnable1.isThrown());
assertFalse(runnable2.isThrown());
}
private static class TestRunnable implements Runnable {
private String name;
private long durationMs;
private long eventRecordsCount;
private boolean thrown = false;
public TestRunnable(String name, long durationMs) {
this.name = name;
this.durationMs = durationMs;
}
public boolean isThrown() {
return thrown;
}
public long getEventRecordsCount() {
return eventRecordsCount;
}
@Override
public void run() {
PerformanceLogRecord record = new PerformanceLogRecord(name,
durationMs);
try {
PerformanceLogContext.getInstance().addEvent(record);
eventRecordsCount = PerformanceLogContext.getInstance()
.getEventRecords().size();
PerformanceLogContext.getInstance().cleanEvents();
} catch (Exception e) {
thrown = true;
}
}
}
}
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