AbstractClassWorldsTestCase.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
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 * 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
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 * under the License.
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package org.codehaus.plexus.classworlds;

/*
 * Copyright 2001-2006 Codehaus Foundation.
 *
 * 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.
 */

import java.net.URL;

import org.junit.jupiter.api.BeforeAll;

/**
 * @author Jason van Zyl
 */
public abstract class AbstractClassWorldsTestCase {

    /**
     * Generate test fixture JARs once per test run into {@code target/test-jars/}.
     * Using JUnit 5 {@code @BeforeAll} with a non-static method requires
     * {@code @TestInstance(Lifecycle.PER_CLASS)}, but a static method works with default lifecycle.
     * We keep it static so subclasses need no annotation.
     */
    @BeforeAll
    static void generateTestJars() throws Exception {
        TestJarGenerator generator = new TestJarGenerator(TestUtil.getTestJarsDir());
        generator.generate();
    }

    protected URL getJarUrl(String jarName) {
        return TestUtil.getTestResourceUrl(jarName);
    }
}