/*

 * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.

 * 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.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

import java.io.File;

import java.io.IOException;

import java.io.OutputStream;

import java.nio.file.Files;

import java.nio.file.Paths;

import java.util.concurrent.Callable;

import java.util.jar.JarEntry;

import java.util.jar.JarFile;

import java.util.jar.JarOutputStream;

import static java.nio.charset.StandardCharsets.UTF_8;

/**

 * @test

 * @bug 8216362

 * @run main/othervm -Djdk.includeInExceptions=jar IncludeInExceptionsTest yes

 * @run main/othervm IncludeInExceptionsTest

 * @summary Verify that the property jdk.net.includeInExceptions works as expected

 * when an error occurs while reading an invalid Manifest file.

 */

/*

 * @see Manifest#Manifest(JarVerifier,InputStream,String)

 * @see Manifest#getErrorPosition

 */

public class IncludeInExceptionsTest {

    static final String FILENAME = "Unique-Filename-Expected-In_Msg.jar";

    static final byte[] INVALID_MANIFEST = (

            "Manifest-Version: 1.0\r\n" +

            "\r\n" +

            "Illegal\r\n" +

            "\r\n").getBytes(UTF_8);

    static String createJarInvalidManifest(String jar) throws IOException {

        try (OutputStream out = Files.newOutputStream(Paths.get(jar));

            JarOutputStream jos = new JarOutputStream(out)) {

            JarEntry je = new JarEntry(JarFile.MANIFEST_NAME);

            jos.putNextEntry(je);

            jos.write(INVALID_MANIFEST);

            jos.closeEntry();

        }

        return jar;

    }

    static void test(Callable<?> attempt, boolean includeInExceptions) throws Exception {

        try {

            attempt.call();

            throw new AssertionError("Excpected Exception not thrown");

        } catch (IOException e) {

            boolean foundFileName = e.getMessage().contains(FILENAME);

            if(includeInExceptions && !foundFileName) {

                throw new AssertionError("JAR file name expected but not found in error message");

            } else if (foundFileName && !includeInExceptions) {

                throw new AssertionError("JAR file name found but should not be in error message");

            }

        }

    }

    public static void main(String[] args) throws Exception {

        boolean includeInExceptions;

        if(args.length > 0) {

            includeInExceptions = true;

            System.out.println("**** Running test WITH -Djdk.includeInExceptions=jar");

        } else {

            includeInExceptions = false;

            System.out.println("**** Running test WITHOUT -Djdk.includeInExceptions=jar");

        }

        test(() -> new JarFile(createJarInvalidManifest(FILENAME)).getManifest(),

                includeInExceptions);

        test(() -> new JarFile(createJarInvalidManifest("Verifying-" + FILENAME),

                true).getManifest(), includeInExceptions);

    }

}