src/test/java/org/apache/bcel/util/Class2HTMLTest.java

/*
 * 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
 *
 *   https://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.bcel.util;

import static org.junit.jupiter.api.Assertions.assertTrue;

import java.io.File;
import java.io.FileInputStream;

import org.apache.bcel.Constants;
import org.apache.bcel.classfile.ClassParser;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;

class Class2HTMLTest {

    @ParameterizedTest
    @ValueSource(strings = {
    // @formatter:off
        "target/test-classes/Java8Example.class",
        "target/test-classes/Java4Example.class"})
    // @formatter:on
    void testConvertJavaUtil(final String classFileName) throws Exception {
        final File outputDir = new File("target/test-output/html");
        if (!outputDir.mkdirs()) { // either was not created or already existed
            assertTrue(outputDir.isDirectory()); // fail if missing
        }

        try (FileInputStream file = new FileInputStream(classFileName)) {

            final ClassParser parser = new ClassParser(file, new File(classFileName).getName());

            new Class2HTML(parser.parse(), outputDir.getAbsolutePath() + "/");
            // TODO assertions on generated HTML code
        }
    }

    /**
     * Tests that we do not break binary compatibility with BCEL-330.
     */
    @Test
    void testReferenceToConstant() {
        @SuppressWarnings("unused")
        final short referenceToConstant = Constants.AALOAD;
    }

}