jdk8-mips64-public/nashorn: test/script/basic/JDK-8009553.js@3d57f57acd9c

8009553: Object.create(Array.prototype) doesn't respect reset length
Reviewed-by: jlaskey, lagergren

     1 /*

     2  * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.

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

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

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

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

    21  * questions.

    22  */

    24 /**

    25  * JDK-8009553: Object.create(Array.prototype) doesn't respect reset length

    26  *

    27  * @test

    28  * @run

    29  */

    31 var desc = Object.getOwnPropertyDescriptor(Array.prototype, "length");

    32 if (! desc.writable) {

    33     fail("Array.prototype.length is not writable");

    34 }

    36 if (desc.value != 0) {

    37     fail("Array.prototype.length != 0");

    38 }

    40 var array = Object.create(Array.prototype);

    41 if (array.hasOwnProperty("length")) {

    42     fail("array has 'length'");

    43 }

    45 if (array.length != 0) {

    46     fail("array.length != 0");

    47 }

    49 array.length = 4;

    50 if (! array.hasOwnProperty("length")) {

    51     fail("array does not have 'length'");

    52 }

    54 if (array.length != 4) {

    55     fail("array.length != 4");

    56 }

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