/*
* The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
* (the "License"). You may not use this work except in compliance with the License, which is
* available at www.apache.org/licenses/LICENSE-2.0
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied, as more fully set forth in the License.
*
* See the NOTICE file distributed with this work for information regarding copyright ownership.
*/
package alluxio.retry;
import org.junit.Assert;
import org.junit.Test;
/**
* Tests for the {@link TimeoutRetry} class.
*/
public final class TimeoutRetryTest {
/**
* Tests that the provided timeout is respected.
*/
@Test
public void timeout() {
final long timeoutMs = 50;
final int sleepMs = 10;
int attempts = 0;
TimeoutRetry timeoutRetry = new TimeoutRetry(timeoutMs, sleepMs);
Assert.assertEquals(0, timeoutRetry.getRetryCount());
long startMs = System.currentTimeMillis();
while (timeoutRetry.attemptRetry()) {
attempts++;
}
long endMs = System.currentTimeMillis();
Assert.assertTrue(attempts > 0);
Assert.assertTrue((endMs - startMs) >= timeoutMs);
Assert.assertEquals(attempts, timeoutRetry.getRetryCount());
Assert.assertTrue(attempts <= (timeoutMs / sleepMs) + 1);
}
}