tpalfy commented on code in PR #6930: URL: https://github.com/apache/nifi/pull/6930#discussion_r1106136128
########## nifi-nar-bundles/nifi-jms-bundle/nifi-jms-processors/src/test/java/org/apache/nifi/jms/processors/helpers/AssertionUtils.java: ########## @@ -0,0 +1,66 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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.apache.nifi.jms.processors.helpers; + +import org.apache.commons.lang3.exception.ExceptionUtils; + +import java.util.List; + +import static org.junit.jupiter.api.Assertions.fail; + +public class AssertionUtils { + + public static <T extends Throwable> void assertCausedBy(Class<T> expectedType, Runnable runnable) { + assertCausedBy(expectedType, null, runnable); + } + + public static <T extends Throwable> void assertCausedBy(Class<T> expectedType, String expectedMessage, Runnable runnable) { + try { + runnable.run(); + fail(String.format("Expected an exception to be thrown with a cause of %s, but nothing was thrown.", expectedType.getCanonicalName())); + } catch (Throwable throwable) { + final List<Throwable> causes = ExceptionUtils.getThrowableList(throwable); + for (Throwable cause : causes) { + if (expectedType.isInstance(cause)) { + if (expectedMessage != null) { + if (cause.getMessage() != null && cause.getMessage().startsWith(expectedMessage)) { + return; + } + } else { + return; + } + } + } + fail(String.format("Exception is thrown but not found %s as a cause. Received exception is: %s", expectedType.getCanonicalName(), throwable), throwable); + } + } + + public static void assertCausedBy(Throwable expectedException, Runnable runnable) { Review Comment: This is only used in `ConsumeJMSIT.whenExceptionIsRaisedInAcceptTheProcessorShouldYieldAndRollback` like this: ```java assertCausedBy(expectedException, () -> runner.run(1, false)); ``` We could remove this method altogether and change the call to this: ```java assertCausedBy(expectedException.getClass(), () -> runner.run(1, false)); ``` or if want to be extra careful, then like this: ```java final String expectedErrorMessage = "Expected error message"; final RuntimeException expectedException = new RuntimeException(expectedErrorMessage); ... assertCausedBy(expectedException.getClass(), expectedErrorMessage, () -> runner.run(1, false)); ``` I think checking an `equals` on an `Exception` is a questionable practice in general to put it in a util class. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
