/*

 * Copyright (c) 2015, 2016, 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.

 *

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 */

/*

 * @test

 * @bug 8137167

 * @summary Stress directive json parser

 * @modules java.base/jdk.internal.misc

 * @library /test/lib /

 *

 * @run driver compiler.compilercontrol.parser.DirectiveStressTest

 */

package compiler.compilercontrol.parser;

import compiler.compilercontrol.share.AbstractTestBase;

import compiler.compilercontrol.share.JSONFile;

import compiler.compilercontrol.share.method.MethodDescriptor;

import compiler.compilercontrol.share.pool.PoolHelper;

import compiler.compilercontrol.share.scenario.DirectiveWriter;

import jdk.test.lib.process.OutputAnalyzer;

import java.util.List;

import java.util.stream.Collectors;

public class DirectiveStressTest {

    private static final int AMOUNT = Integer.getInteger(

            "compiler.compilercontrol.parser.DirectiveStressTest.amount",

            999);

    private static final List<MethodDescriptor> DESCRIPTORS

            = new PoolHelper().getAllMethods().stream()

                    .map(pair -> AbstractTestBase.getValidMethodDescriptor(

                            pair.first))

                    .collect(Collectors.toList());

    private static final String EXPECTED_MESSAGE = " compiler directives added";

    public static void main(String[] args) {

        hugeFileTest();

        hugeObjectTest();

    }

    /*

     * Creates file with AMOUNT of options in match block

     */

    private static void hugeObjectTest() {

        String fileName = "hugeObject.json";

        try (DirectiveWriter file = new DirectiveWriter(fileName)) {

            file.write(JSONFile.Element.ARRAY);

            HugeDirectiveUtil.createMatchObject(DESCRIPTORS, file, AMOUNT);

            file.end(); // end array block

        }

        OutputAnalyzer output = HugeDirectiveUtil.execute(fileName);

        output.shouldHaveExitValue(0);

        output.shouldContain(1 + EXPECTED_MESSAGE);

        output.shouldNotContain(HugeDirectiveUtil.EXPECTED_ERROR_STRING);

    }

    /*

     * Creates huge valid file with AMOUNT of match directives

     */

    private static void hugeFileTest() {

        String fileName = "hugeFile.json";

        HugeDirectiveUtil.createHugeFile(DESCRIPTORS, fileName, AMOUNT);

        OutputAnalyzer output = HugeDirectiveUtil.execute(fileName);

        output.shouldHaveExitValue(0);

        output.shouldContain(AMOUNT + EXPECTED_MESSAGE);

        output.shouldNotContain(HugeDirectiveUtil.EXPECTED_ERROR_STRING);

    }

}