/*

 * Copyright (c) 2015, 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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 */

/**

 * JDK-8136694: Megemorphic scope access does not throw ReferenceError when property is missing

 *

 * @test

 * @option --unstable-relink-threshold=16

 * @run

 */

function checkFoo() {

    try {

        // The 'foo' access becomes megamorphic

        foo;

        return true;

    } catch (e) {

        return false;

    }

}

// Similar check for 'with' blocks as well.

function checkFooInWith() {

    with({}) {

        try {

            // The 'foo' access becomes megamorphic

            foo;

            return true;

        } catch (e) {

            return false;

        }

    }

}

function loop(checker) {

    // LIMIT has to be more than the megamorphic threashold

    // set via @option in this test header!

    var LIMIT = 20;

    for (var i = 0; i < LIMIT; i++) {

        // make sure global has no "foo"

        delete foo;

        Assert.assertFalse(checker(), "Expected false in interation " + i);

        // now add 'foo' in global

        foo = 44;

        Assert.assertTrue(checker(), "Expected true in interation " + i);

    }

}

loop(checkFoo);

loop(checkFooInWith);