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//
// ========================================================================
// Copyright (c) 1995-2015 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.util;
import java.util.Locale;
import java.util.TimeZone;
import java.util.concurrent.TimeUnit;
import org.eclipse.jetty.toolchain.test.AdvancedRunner;
import org.eclipse.jetty.toolchain.test.annotation.Slow;
import org.hamcrest.Matchers;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
/**
* Util meta Tests.
*/
@RunWith(AdvancedRunner.class)
public class DateCacheTest
{
/* ------------------------------------------------------------ */
@Test
@Slow
public void testDateCache() throws Exception
{
//@WAS: Test t = new Test("org.eclipse.jetty.util.DateCache");
// 012345678901234567890123456789
DateCache dc = new DateCache("EEE, dd MMM yyyy HH:mm:ss zzz ZZZ",Locale.US,TimeZone.getTimeZone("GMT"));
Thread.sleep(2000);
long now=System.currentTimeMillis();
long end=now+3000;
String f=dc.formatNow(now);
String last=f;
int hits=0;
int misses=0;
while (now<end)
{
last=f;
f=dc.formatNow(now);
// System.err.printf("%s %s%n",f,last==f);
if (last==f)
hits++;
else
misses++;
TimeUnit.MILLISECONDS.sleep(100);
now=System.currentTimeMillis();
}
Assert.assertThat(hits,Matchers.greaterThan(misses));
}
}
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