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• RetryConditionTest.java

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org.eclipse.microprofile.fault.tolerance.tck.RetryConditionTest Maven / Gradle / Ivy

/*
 *******************************************************************************
 * Copyright (c) 2016-2017 Contributors to the Eclipse Foundation
 *
 * See the NOTICE file(s) distributed with this work for additional
 * information regarding copyright ownership.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * You may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *******************************************************************************/
package org.eclipse.microprofile.fault.tolerance.tck;

import javax.inject.Inject;

import org.eclipse.microprofile.fault.tolerance.tck.retry.clientserver.RetryClassLevelClientAbortOn;
import org.eclipse.microprofile.fault.tolerance.tck.retry.clientserver.RetryClassLevelClientRetryOn;
import org.eclipse.microprofile.fault.tolerance.tck.retry.clientserver.RetryClientAbortOn;
import org.eclipse.microprofile.fault.tolerance.tck.retry.clientserver.RetryClientRetryOn;
import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.testng.Arquillian;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.asset.EmptyAsset;
import org.jboss.shrinkwrap.api.spec.JavaArchive;
import org.jboss.shrinkwrap.api.spec.WebArchive;
import org.testng.Assert;
import org.testng.annotations.Test;
/**
 * Test the retryOn and abortOn conditions.
 * If retryOn condition is not met, no retry will be performed.
 * If abortOn condition is met, no retry will be performed.
 * @author Emily Jiang
 *
 */
public class RetryConditionTest extends Arquillian {

    private @Inject RetryClientRetryOn clientForRetryOn;
    private @Inject RetryClientAbortOn clientForAbortOn;
    private @Inject RetryClassLevelClientRetryOn clientForClassLevelRetryOn;
    private @Inject RetryClassLevelClientAbortOn clientForClassLevelAbortOn;
    
    @Deployment
    public static WebArchive deploy() {
        JavaArchive testJar = ShrinkWrap.create(JavaArchive.class, "ftRetryCondition.jar")
                        .addClasses(RetryClientAbortOn.class, RetryClientRetryOn.class,
                                        RetryClassLevelClientRetryOn.class,
                                        RetryClassLevelClientAbortOn.class)
                        .addAsManifestResource(EmptyAsset.INSTANCE, "beans.xml")
                        .as(JavaArchive.class);

        WebArchive war = ShrinkWrap
                .create(WebArchive.class, "ftRetryCondition.war")
                .addAsLibrary(testJar);
        return war;
    }

    /**
     * Test that retries are executed where a failure declared as "retry on" in the {@code @Retry} annotation is encountered.
     *  
     * serviceA is configured to retry on a RuntimeException. The service should be retried 3 times.
     */
    @Test
    public void testRetryOnTrue() {
        try {
            clientForRetryOn.serviceA();
            Assert.fail("serviceA should throw a RuntimeException in testRetryOnTrue");
        }
        catch(RuntimeException ex) {
            // Expected
        }
        Assert.assertEquals(clientForRetryOn.getRetryCountForConnectionService(), 4, "The execution count should be 4 (3 retries + 1)");
    }

    /**
     * Test that no retries are executed where a failure declared as "retry on" in the {@code @Retry} annotation
     * is NOT encountered.
     *  
     * serviceB is configured to retry on an IOException. In practice the only exception that the service
     * will throw is a RuntimeException, therefore no retries should be executed. 
     */
    @Test
    public void testRetryOnFalse() {
        try {
            clientForRetryOn.serviceB();
            Assert.fail("serviceB should throw a RuntimeException in testRetryOnFalse");
        }
        catch(RuntimeException ex) {
            // Expected
        }
        Assert.assertEquals(clientForRetryOn.getRetryCountForWritingService(), 1,
            "The max invocation counter should be 1 as the retry condition is false");
    }

    /**
     * Test that the default number of retries are executed where a failure declared as "abort on" in the {@code @Retry} annotation
     * is NOT encountered.
     *  
     * serviceA is configured to abort on an IOException. In practice the only exception that the service
     * will throw is a RuntimeException, therefore the default number of 3 retries should be executed. 
     */
    @Test
    public void testRetryWithAbortOnFalse() {
        try {
            clientForAbortOn.serviceA();
            Assert.fail("serviceA should throw a RuntimeException in testRetryWithAbortOnFalse");
        }
        catch(RuntimeException ex) {
            // Expected
        }
        Assert.assertEquals(clientForAbortOn.getRetryCountForConnectionService(), 4, "The execution count should be 4 (3 retries + 1)");
    }

    /**
     * Test that no retries are executed where a failure declared as "abort on" in the {@code @Retry} annotation
     * is encountered.
     *  
     * serviceB is configured to abort on a RuntimeException. The service should not be retried.
     */
    @Test
    public void testRetryWithAbortOnTrue() {
        try {
            clientForAbortOn.serviceB();
            Assert.fail("serviceB should throw a RuntimeException in testRetryWithAbortOnTrue");
        }
        catch(RuntimeException ex) {
            // Expected
        }
        Assert.assertEquals(clientForAbortOn.getRetryCountForWritingService(), 1,
            "The max invocation counter should be 1 as the abort condition is true");
    }

    /**
     * Analogous to testRetryOnTrue but using a Class level rather than method level annotation.
     * 
     * serviceA is configured to retry on a RuntimeException. The service should be retried 3 times.
     */
    @Test
    public void testClassLevelRetryOnTrue() {
        try {
            clientForClassLevelRetryOn.serviceA();
            Assert.fail("serviceA should throw a RuntimeException in testClassLevelRetryOnTrue");
        }
        catch(RuntimeException ex) {
            // Expected
        }
        Assert.assertEquals(clientForClassLevelRetryOn.getRetryCountForConnectionService(), 4, "The execution count should be 4 (3 retries + 1)");
    }
    
    /**
     * Analogous to testRetryonFalse, testing whether the {@code @Retry} annotation on method serviceB overrides the Class level
     * {@code @Retry} annotation.
     *  
     * serviceB is configured to retry on an IOException. In practice the only exception that the service
     * will throw is a RuntimeException, therefore no retries should be executed. 
     */
    @Test
    public void testClassLevelRetryOnFalse() {
        try {
            clientForClassLevelRetryOn.serviceB();
            Assert.fail("serviceB should throw a RuntimeException in testClassLevelRetryOnFalse");
        }
        catch(RuntimeException ex) {
            // Expected
        }
        Assert.assertEquals(clientForClassLevelRetryOn.getRetryCountForWritingService(), 1,
            "The execution count should be 1 as the retry condition is false");
    }
    
    /**
     * Analogous to testRetryWithAbortOnFalse but using a Class level rather than method level {@code @Retry} annotation.
     * Test that the default number of retries are executed where a failure declared as "abort on" in the {@code @Retry} annotation
     * is NOT encountered.
     *  
     * The Class, and therefore serviceA, is configured to abort on an IOException. In practice the only exception that the service
     * will throw is a RuntimeException, therefore the default number of 3 retries should be executed. 
     */
    @Test
    public void testClassLevelRetryWithAbortOnFalse() {
        try {
            clientForClassLevelAbortOn.serviceA();
            Assert.fail("serviceA should throw a RuntimeException in testClassLevelRetryWithAbortOnFalse");
        }
        catch(RuntimeException ex) {
            // Expected
        }
        Assert.assertEquals(clientForClassLevelAbortOn.getRetryCountForConnectionService(), 4, "The execution count should be 4 (3 retries + 1)");
    }

    /**
     * Analogous to testRetryWithAbortOnTrue, testing whether the {@code @Retry} annotation on method serviceB overrides the Class level
     * {@code @Retry} annotation.
     * 
     * Test that no retries are executed where a failure declared as "abort on" in the {@code @Retry} annotation
     * is encountered.
     *  
     * serviceB is configured to abort on a RuntimeException. The service should not be retried.
     */
    @Test
    public void testClassLevelRetryWithAbortOnTrue() {
        try {
            clientForClassLevelAbortOn.serviceB();
            Assert.fail("serviceB should throw a RuntimeException in testClassLevelRetryWithAbortOnTrue");
        }
        catch(RuntimeException ex) {
            // Expected
        }
        Assert.assertEquals(clientForClassLevelAbortOn.getRetryCountForWritingService(), 1,
            "The max invocation counter should be 1 as the abort condition is true");
    }
}