/*
 * Copyright 2015-2019 the original author or authors.
 *
 * All rights reserved. This program and the accompanying materials are
 * made available under the terms of the Eclipse Public License v2.0 which
 * accompanies this distribution and is available at
 *
 * http://www.eclipse.org/legal/epl-v20.html
 */

package org.junit.jupiter.engine.support;

import java.util.function.Predicate;

import org.junit.platform.commons.util.ReflectionUtils;
import org.junit.platform.engine.support.hierarchical.ThrowableCollector;
import org.opentest4j.TestAbortedException;

Specialization of ThrowableCollector that treats instances of the OTA's TestAbortedException and JUnit 4's org.junit.AssumptionViolatedException as aborting.
See Also:
Since:5.4
/** * Specialization of {@link ThrowableCollector} that treats instances of the * OTA's {@link org.opentest4j.TestAbortedException} and JUnit 4's * {@code org.junit.AssumptionViolatedException} as <em>aborting</em>. * * @since 5.4 * @see ThrowableCollector * @see org.junit.platform.engine.support.hierarchical.OpenTest4JAwareThrowableCollector */
class OpenTest4JAndJUnit4AwareThrowableCollector extends ThrowableCollector { private static final Predicate<? super Throwable> abortedExecutionPredicate = createAbortedExecutionPredicate(); OpenTest4JAndJUnit4AwareThrowableCollector() { super(abortedExecutionPredicate); } private static Predicate<? super Throwable> createAbortedExecutionPredicate() { Predicate<Throwable> otaPredicate = TestAbortedException.class::isInstance; // Additionally support JUnit 4's AssumptionViolatedException? Class<?> clazz = ReflectionUtils.tryToLoadClass( "org.junit.internal.AssumptionViolatedException").toOptional().orElse(null); if (clazz != null) { return otaPredicate.or(clazz::isInstance); } // Else just OTA's TestAbortedException return otaPredicate; } }