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c458c05801
The dark lord Gosling designed the Java package naming system so that ownership flows from the DNS system. Since we own the domain name registry.google, it seems only appropriate that we should use google.registry as our package name.
67 lines
2 KiB
Java
67 lines
2 KiB
Java
// Copyright 2016 The Domain Registry Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package google.registry.util;
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import google.registry.testing.ExceptionRule;
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import google.registry.testing.FakeClock;
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import google.registry.testing.FakeSleeper;
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import org.junit.Rule;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.junit.runners.JUnit4;
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import java.util.concurrent.Callable;
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/** Unit tests for {@link Retrier}. */
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@RunWith(JUnit4.class)
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public class RetrierTest {
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@Rule
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public ExceptionRule thrown = new ExceptionRule();
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Retrier retrier = new Retrier(new FakeSleeper(new FakeClock()), 3);
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/** An exception to throw from {@link CountingThrower}. */
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class CountingException extends RuntimeException {
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CountingException(int count) {
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super("" + count);
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}
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}
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/** Test object that always throws an exception with the current count. */
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class CountingThrower implements Callable<Object> {
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int count = 0;
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@Override
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public Object call() {
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count++;
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throw new CountingException(count);
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}
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}
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@Test
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public void testRetryableException() throws Exception {
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thrown.expect(CountingException.class, "3");
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retrier.callWithRetry(new CountingThrower(), CountingException.class);
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}
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@Test
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public void testUnretryableException() throws Exception {
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thrown.expect(CountingException.class, "1");
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retrier.callWithRetry(new CountingThrower(), IllegalArgumentException.class);
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}
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}
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