1 /*
2 * Copyright (c) 2012-2024, jcabi.com
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met: 1) Redistributions of source code must retain the above
8 * copyright notice, this list of conditions and the following
9 * disclaimer. 2) Redistributions in binary form must reproduce the above
10 * copyright notice, this list of conditions and the following
11 * disclaimer in the documentation and/or other materials provided
12 * with the distribution. 3) Neither the name of the jcabi.com nor
13 * the names of its contributors may be used to endorse or promote
14 * products derived from this software without specific prior written
15 * permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
19 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
21 * THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
22 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
28 * OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30 package com.jcabi.aspects;
31
32 import java.util.concurrent.TimeUnit;
33 import java.util.concurrent.atomic.AtomicInteger;
34 import org.hamcrest.MatcherAssert;
35 import org.hamcrest.Matchers;
36 import org.junit.jupiter.api.Test;
37
38 /**
39 * Test case for {@link RetryOnFailure} annotation and its implementation.
40 * @since 0.0.0
41 */
42 @SuppressWarnings("PMD.DoNotUseThreads")
43 final class RetryOnFailureTest {
44
45 @Test
46 void executesMethodManyTimes() {
47 final AtomicInteger count = new AtomicInteger();
48 new Runnable() {
49 @Override
50 @RetryOnFailure(verbose = false, unit = TimeUnit.SECONDS, delay = 1)
51 public void run() {
52 if (count.incrementAndGet() < 2) {
53 throw new IllegalArgumentException(
54 "this exception should be caught and swallowed"
55 );
56 }
57 }
58 } .run();
59 MatcherAssert.assertThat(count.get(), Matchers.greaterThan(0));
60 }
61
62 @Test
63 void retriesOnError() {
64 final AtomicInteger count = new AtomicInteger();
65 new Runnable() {
66 @Override
67 @RetryOnFailure(verbose = false, unit = TimeUnit.SECONDS, delay = 1)
68 public void run() {
69 if (count.incrementAndGet() < 2) {
70 throw new AssertionError("Should be caught and ignored.");
71 }
72 }
73 } .run();
74 MatcherAssert.assertThat(count.get(), Matchers.greaterThan(0));
75 }
76
77 }