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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

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import com.sun.tools.javac.file.FSInfo;

import com.sun.tools.javac.util.Context;

import org.testng.annotations.Test;

import java.io.IOException;

import java.nio.file.Files;

import java.nio.file.Path;

import java.util.Locale;

import java.util.jar.JarOutputStream;

import java.util.jar.Manifest;

/*

 * @test

 * @bug 8232170

 * @summary Test com.sun.tools.javac.file.FSInfo

 * @modules jdk.compiler/com.sun.tools.javac.util

 *          jdk.compiler/com.sun.tools.javac.file

 * @run testng FSInfoTest

 */

public class FSInfoTest {

    /**

     * Tests that if a jar file has a manifest with a invalid path value for {@code Class-Path} attribute,

     * then parsing such a jar file through {@link FSInfo#getJarClassPath(Path)} doesn't throw any other

     * exception other than {@link IOException}

     *

     * @throws Exception

     */

    @Test

    public void testInvalidClassPath() throws Exception {

        final String invalidOSPath = System.getProperty("os.name").toLowerCase(Locale.ENGLISH).contains("windows")

                ? "C:\\*" : "foo\u0000bar";

        final Path jarFile = Files.createTempFile(null, ".jar");

        jarFile.toFile().deleteOnExit();

        final Manifest mf = new Manifest();

        mf.getMainAttributes().putValue("Manifest-Version", "1.0");

        // add Class-Path which points to an invalid path

        System.out.println("Intentionally using an invalid Class-Path entry " + invalidOSPath + " in manifest");

        mf.getMainAttributes().putValue("Class-Path", invalidOSPath + " " + "/some/other-random/path");

        // create a jar file with the manifest

        try (final JarOutputStream jar = new JarOutputStream(Files.newOutputStream(jarFile), mf)) {

        }

        final FSInfo fsInfo = FSInfo.instance(new Context());

        try {

            fsInfo.getJarClassPath(jarFile);

            // we don't rely on fsInfo.getJarClassPath to throw an exception for invalid

            // paths. Hence no Assert.fail(...) call here. But if it does throw some exception,

            // then that exception should always be a IOException.

        } catch (IOException ioe) {

            // expected

            System.out.println("(As expected) FSInfo.getJarClassPath threw an IOException - " + ioe.getMessage());

        }

    }

}