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

 *

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 *

 * 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).

 *

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 * 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 Tests directive json parser

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

 * @library /test/lib /

 *

 * @run driver compiler.compilercontrol.parser.DirectiveParserTest

 */

package compiler.compilercontrol.parser;

import compiler.compilercontrol.share.JSONFile;

import jdk.test.lib.Asserts;

import jdk.test.lib.process.OutputAnalyzer;

import jdk.test.lib.Utils;

public class DirectiveParserTest {

    private static final String ERROR_MSG = "VM should exit with error "

            + "on incorrect JSON file: ";

    private static final String EXPECTED_ERROR_STRING = "Parsing of compiler"

            + " directives failed";

    public static void main(String[] args) {

        simpleTest();

        nonMatchingBrackets();

        arrayTest();

        emptyObjectTest();

        emptyFile();

        noFile();

        directory();

    }

    private static void simpleTest() {

        String fileName = "simple.json";

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

            file.write(JSONFile.Element.ARRAY)

                    .write(JSONFile.Element.OBJECT)

                        .write(JSONFile.Element.PAIR, "match")

                        .write(JSONFile.Element.VALUE, "\"java/lang/String.*\"")

                        .write(JSONFile.Element.PAIR, "c2")

                        .write(JSONFile.Element.OBJECT)

                            .write(JSONFile.Element.PAIR, "inline")

                            .write(JSONFile.Element.ARRAY)

                                .write(JSONFile.Element.VALUE, "\"+*.indexOf\"")

                                .write(JSONFile.Element.VALUE, "\"-a.b\"")

                            .end()

                        .end()

                    .end() // end object

                    .write(JSONFile.Element.OBJECT)

                        .write(JSONFile.Element.PAIR, "match")

                        .write(JSONFile.Element.VALUE, "\"*.indexOf\"")

                        .write(JSONFile.Element.PAIR, "c1")

                        .write(JSONFile.Element.OBJECT)

                            .write(JSONFile.Element.PAIR, "enable")

                            .write(JSONFile.Element.VALUE, "false")

                        .end()

                    .end(); // end object

            file.end();

        }

        OutputAnalyzer output = HugeDirectiveUtil.execute(fileName);

        output.shouldHaveExitValue(0);

        output.shouldNotContain(EXPECTED_ERROR_STRING);

    }

    private static void nonMatchingBrackets() {

        String fileName = "non-matching.json";

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

            file.write(JSONFile.Element.ARRAY)

                    .write(JSONFile.Element.OBJECT)

                        .write(JSONFile.Element.PAIR, "match")

                        .write(JSONFile.Element.VALUE, "\"java/lang/String.*\"")

                    .end();

            // don't write matching }

        }

        OutputAnalyzer output = HugeDirectiveUtil.execute(fileName);

        Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "non matching "

                + "brackets");

        output.shouldContain(EXPECTED_ERROR_STRING);

    }

    private static void arrayTest() {

        String fileName = "array.json";

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

            file.write(JSONFile.Element.ARRAY);

            file.end();

        }

        OutputAnalyzer output = HugeDirectiveUtil.execute(fileName);

        Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "empty array");

    }

    private static void emptyObjectTest() {

        String fileName = "emptyObject.json";

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

            file.write(JSONFile.Element.OBJECT);

            file.end();

        }

        OutputAnalyzer output = HugeDirectiveUtil.execute(fileName);

        Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "empty object "

                + "without any match");

        output.shouldContain(EXPECTED_ERROR_STRING);

    }

    private static void emptyFile() {

        String fileName = "empty.json";

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

            // empty

        }

        OutputAnalyzer output = HugeDirectiveUtil.execute(fileName);

        Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "empty file");

        output.shouldContain(EXPECTED_ERROR_STRING);

    }

    private static void noFile() {

        OutputAnalyzer output = HugeDirectiveUtil.execute("nonexistent.json");

        Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "non existing "

                + "file");

    }

    private static void directory() {

        OutputAnalyzer output = HugeDirectiveUtil.execute(Utils.TEST_SRC);

        Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "directory as "

                + "a name");

    }

}