/*

 * Copyright (c) 2013, 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

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/**

 * Abstract class for testing of used compilation levels correctness.

 *

 * @author igor.ignatyev@oracle.com

 */

import compiler.whitebox.CompilerWhiteBoxTest;

public abstract class CompLevelsTest extends CompilerWhiteBoxTest {

    protected CompLevelsTest(TestCase testCase) {

        super(testCase);

        // to prevent inlining of #method

        WHITE_BOX.testSetDontInlineMethod(method, true);

    }

    /**

     * Checks that level is available.

     * @param compLevel level to check

     */

    protected void testAvailableLevel(int compLevel, int bci) {

        if (IS_VERBOSE) {

            System.out.printf("testAvailableLevel(level = %d, bci = %d)%n",

                    compLevel, bci);

        }

        WHITE_BOX.enqueueMethodForCompilation(method, compLevel, bci);

        checkCompiled();

        checkLevel(compLevel, getCompLevel());

        deoptimize();

    }

    /**

     * Checks that level is unavailable.

     * @param compLevel level to check

     */

    protected void testUnavailableLevel(int compLevel, int bci) {

        if (IS_VERBOSE) {

            System.out.printf("testUnavailableLevel(level = %d, bci = %d)%n",

                    compLevel, bci);

        }

        WHITE_BOX.enqueueMethodForCompilation(method, compLevel, bci);

        checkNotCompiled();

    }

    /**

     * Checks validity of compilation level.

     * @param expected expected level

     * @param actual actually level

     */

    protected void checkLevel(int expected, int actual) {

        if (expected != actual) {

            throw new RuntimeException("expected[" + expected + "] != actual["

                    + actual + "]");

        }

    }

}