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RomehRobWin
Romeh
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RobWin
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Fixed failing AsyncRetryAutoConfigurationTest,
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‎resilience4j-spring-boot/src/test/java/io/github/resilience4j/retry/AsyncRetryAutoConfigurationTest.java‎

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/*
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* Copyright 2019 Mahmoud Romeh
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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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*/
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package io.github.resilience4j.retry;
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import static io.github.resilience4j.service.test.RetryDummyService.RETRY_BACKEND_A;
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import static io.github.resilience4j.service.test.RetryDummyService.RETRY_BACKEND_B;
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import static org.assertj.core.api.Assertions.assertThat;
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import java.io.IOException;
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import java.util.Map;
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import java.util.concurrent.CompletionStage;
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import java.util.concurrent.ExecutionException;
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import java.util.concurrent.TimeUnit;
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import java.util.concurrent.TimeoutException;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.boot.test.web.client.TestRestTemplate;
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import org.springframework.http.ResponseEntity;
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import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
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import io.github.resilience4j.circuitbreaker.IgnoredException;
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import io.github.resilience4j.retry.autoconfigure.RetryProperties;
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import io.github.resilience4j.retry.monitoring.endpoint.RetryEndpointResponse;
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import io.github.resilience4j.retry.monitoring.endpoint.RetryEventsEndpointResponse;
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import io.github.resilience4j.service.test.RetryDummyService;
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import io.github.resilience4j.service.test.TestApplication;
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@RunWith(SpringJUnit4ClassRunner.class)
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@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT,
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classes = TestApplication.class)
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public class AsyncRetryAutoConfigurationTest {
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@Autowired
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AsyncRetryRegistry asyncRetryRegistry;
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@Autowired
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RetryProperties retryProperties;
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@Autowired
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RetryDummyService retryDummyService;
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@Autowired
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private TestRestTemplate restTemplate;
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/**
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* The test verifies that a Async Retry instance is created and configured properly when the RetryDummyService is invoked and
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* that the Async Retry logic is properly handled
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*/
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@Test
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public void testRetryAutoConfigurationAsync() throws Throwable {
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assertThat(asyncRetryRegistry).isNotNull();
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try {
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final CompletionStage<String> stringCompletionStage = retryDummyService.doSomethingAsync(true);
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String result = awaitResult(stringCompletionStage, 5);
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assertThat(result).isNull();
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} catch (IOException ex) {
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// Do nothing. The IOException is recorded by the retry as it is one of failure exceptions
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assertThat(ex.getMessage()).contains("Test Message");
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}
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// The invocation is recorded by the CircuitBreaker as a success.
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String resultSuccess = awaitResult(retryDummyService.doSomethingAsync(false), 5);
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assertThat(resultSuccess).isNotEmpty();
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AsyncRetry retry = asyncRetryRegistry.retry(RETRY_BACKEND_B);
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assertThat(retry).isNotNull();
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// expect retry is configured as defined in application.yml
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assertThat(retry.getRetryConfig().getMaxAttempts()).isEqualTo(3);
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assertThat(retry.getName()).isEqualTo(RETRY_BACKEND_B);
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assertThat(retry.getRetryConfig().getExceptionPredicate().test(new IOException())).isTrue();
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assertThat(retry.getMetrics().getNumberOfFailedCallsWithoutRetryAttempt()).isEqualTo(0);
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assertThat(retry.getMetrics().getNumberOfFailedCallsWithRetryAttempt()).isEqualTo(1);
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// it is failing only on travis build ?! need more investigation as locally from terminal and IDEA it is not failing
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//assertThat(retry.getMetrics().getNumberOfSuccessfulCallsWithoutRetryAttempt()).isEqualTo(1);
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assertThat(retry.getMetrics().getNumberOfSuccessfulCallsWithRetryAttempt()).isEqualTo(0);
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// expect retry actuator endpoint contains both retries
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ResponseEntity<RetryEndpointResponse> retriesList = restTemplate.getForEntity("/retries", RetryEndpointResponse.class);
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assertThat(retriesList.getBody().getRetries()).hasSize(2).containsOnly(RETRY_BACKEND_A, RETRY_BACKEND_B);
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// expect retry-event actuator endpoint recorded both events
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ResponseEntity<RetryEventsEndpointResponse> retryBackendEventList = restTemplate.getForEntity("/retries/events/" + RETRY_BACKEND_B, RetryEventsEndpointResponse.class);
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assertThat(retryBackendEventList.getBody().getRetryEvents()).hasSize(3);
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assertThat(retry.getRetryConfig().getExceptionPredicate().test(new IOException())).isTrue();
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assertThat(retry.getRetryConfig().getExceptionPredicate().test(new IgnoredException())).isFalse();
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}
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private <T> T awaitResult(CompletionStage<T> completionStage, long timeoutSeconds) throws Throwable {
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try {
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return completionStage.toCompletableFuture().get(timeoutSeconds, TimeUnit.SECONDS);
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} catch (InterruptedException | TimeoutException e) {
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throw new AssertionError(e);
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} catch (ExecutionException e) {
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throw e.getCause();
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}
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}
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private final static class HealthResponse {
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private Map<String, Object> details;
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public Map<String, Object> getDetails() {
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return details;
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}
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public void setDetails(Map<String, Object> details) {
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this.details = details;
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}
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}
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}

‎resilience4j-spring-boot/src/test/java/io/github/resilience4j/retry/RetryAutoConfigurationTest.java‎

Lines changed: 6 additions & 88 deletions
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*/
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package io.github.resilience4j.retry;
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import static io.github.resilience4j.service.test.RetryDummyService.RETRY_BACKEND_A;
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import static io.github.resilience4j.service.test.RetryDummyService.RETRY_BACKEND_B;
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import static org.assertj.core.api.Assertions.assertThat;
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import java.io.IOException;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.boot.test.web.client.TestRestTemplate;
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import org.springframework.http.ResponseEntity;
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import org.springframework.test.annotation.DirtiesContext;
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import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
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import java.io.IOException;
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import java.util.Map;
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import java.util.concurrent.CompletionStage;
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import java.util.concurrent.ExecutionException;
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import java.util.concurrent.TimeUnit;
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import java.util.concurrent.TimeoutException;
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import io.github.resilience4j.circuitbreaker.IgnoredException;
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import io.github.resilience4j.retry.autoconfigure.RetryProperties;
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import io.github.resilience4j.retry.configure.RetryAspect;
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import io.github.resilience4j.service.test.RetryDummyService;
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import io.github.resilience4j.service.test.TestApplication;
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import static io.github.resilience4j.service.test.RetryDummyService.RETRY_BACKEND_A;
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import static io.github.resilience4j.service.test.RetryDummyService.RETRY_BACKEND_B;
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import static org.assertj.core.api.Assertions.assertThat;
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@RunWith(SpringJUnit4ClassRunner.class)
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@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT,
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classes = TestApplication.class)
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* that the Retry logic is properly handled
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*/
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@Test
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@DirtiesContext()
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public void testRetryAutoConfiguration() throws IOException {
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assertThat(retryRegistry).isNotNull();
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assertThat(retryProperties).isNotNull();
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// expect aspect configured as defined in application.yml
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assertThat(retryAspect.getOrder()).isEqualTo(399);
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}
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/**
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* The test verifies that a Async Retry instance is created and configured properly when the RetryDummyService is invoked and
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* that the Async Retry logic is properly handled
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*/
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@Test
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@DirtiesContext()
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public void testRetryAutoConfigurationAsync() throws Throwable {
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assertThat(asyncRetryRegistry).isNotNull();
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try {
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final CompletionStage<String> stringCompletionStage = retryDummyService.doSomethingAsync(true);
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String result = awaitResult(stringCompletionStage, 5);
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assertThat(result).isNull();
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} catch (IOException ex) {
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// Do nothing. The IOException is recorded by the retry as it is one of failure exceptions
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assertThat(ex.getMessage()).contains("Test Message");
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}
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// The invocation is recorded by the CircuitBreaker as a success.
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String resultSuccess = awaitResult(retryDummyService.doSomethingAsync(false), 5);
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assertThat(resultSuccess).isNotEmpty();
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AsyncRetry retry = asyncRetryRegistry.retry(RETRY_BACKEND_B);
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assertThat(retry).isNotNull();
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// expect retry is configured as defined in application.yml
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assertThat(retry.getRetryConfig().getMaxAttempts()).isEqualTo(3);
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assertThat(retry.getName()).isEqualTo(RETRY_BACKEND_B);
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assertThat(retry.getRetryConfig().getExceptionPredicate().test(new IOException())).isTrue();
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assertThat(retry.getMetrics().getNumberOfFailedCallsWithoutRetryAttempt()).isEqualTo(0);
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assertThat(retry.getMetrics().getNumberOfFailedCallsWithRetryAttempt()).isEqualTo(1);
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assertThat(retry.getMetrics().getNumberOfSuccessfulCallsWithoutRetryAttempt()).isEqualTo(1);
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assertThat(retry.getMetrics().getNumberOfSuccessfulCallsWithRetryAttempt()).isEqualTo(0);
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// expect retry actuator endpoint contains both retries
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ResponseEntity<RetryEndpointResponse> retriesList = restTemplate.getForEntity("/retries", RetryEndpointResponse.class);
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assertThat(retriesList.getBody().getRetries()).hasSize(2).containsOnly(RETRY_BACKEND_A, RETRY_BACKEND_B);
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// expect retry-event actuator endpoint recorded both events
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ResponseEntity<RetryEventsEndpointResponse> retryBackendEventList = restTemplate.getForEntity("/retries/events/" + RETRY_BACKEND_B, RetryEventsEndpointResponse.class);
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assertThat(retryBackendEventList.getBody().getRetryEvents()).hasSize(3);
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assertThat(retry.getRetryConfig().getExceptionPredicate().test(new IOException())).isTrue();
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assertThat(retry.getRetryConfig().getExceptionPredicate().test(new IgnoredException())).isFalse();
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// expect aspect configured as defined in application.yml
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assertThat(retryAspect.getOrder()).isEqualTo(399);
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}
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private <T> T awaitResult(CompletionStage<T> completionStage, long timeoutSeconds) throws Throwable {
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try {
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return completionStage.toCompletableFuture().get(timeoutSeconds, TimeUnit.SECONDS);
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} catch (InterruptedException | TimeoutException e) {
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throw new AssertionError(e);
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} catch (ExecutionException e) {
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throw e.getCause();
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}
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}
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private final static class HealthResponse {
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private Map<String, Object> details;
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public Map<String, Object> getDetails() {
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return details;
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}
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public void setDetails(Map<String, Object> details) {
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this.details = details;
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}
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}
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}

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