Java example source code file (NASHORN-421.js)

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Java - Java tags/keywords

typeerror

The NASHORN-421.js Java example source code

/*
 * Copyright (c) 2010, 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.
 */

/**
 * NASHORN-421 : Many Array.prototype functions miss ToObject conversion of 'self' as required by specification
 *
 * @test
 * @run
 */

function checkUndefined(name) {
   try {
       Array.prototype[name].call(undefined);
       fail( name + " - no TypeError for undefined 'this'");
       return false;
    } catch (e) {
       if (! (e instanceof TypeError)) {
           throw e;
       }
    }
}

function checkNull(name) {
   try {
       Array.prototype[name].call(null);
       fail(name + " - no TypeError for null 'this'");
       return false;
    } catch (e) {
       if (! (e instanceof TypeError)) {
           throw e;
       }
    }
}

var methods = [ "concat", "join", "pop", "push", "reverse", 
    "shift", "unshift", "slice", "sort", "splice",
    "indexOf", "lastIndexOf", "every", "some", "forEach", 
    "map", "filter", "reduce", "reduceRight" ];

for (var m in methods) {
    checkUndefined(methods[m]);
    checkNull(methods[m]);
}