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101 lines
3.5 KiB
JavaScript
Executable File
101 lines
3.5 KiB
JavaScript
Executable File
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is JavaScript Engine testing utilities.
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*
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* The Initial Developer of the Original Code is
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* Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2007
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s): Jeff Walden
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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var gTestfile = 'regress-363040-02.js';
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//-----------------------------------------------------------------------------
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var BUGNUMBER = 363040;
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var summary = 'Array.prototype.reduce application in array flattening';
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var actual = '';
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var expect = '';
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//-----------------------------------------------------------------------------
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test();
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//-----------------------------------------------------------------------------
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function test()
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{
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enterFunc ('test');
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printBugNumber(BUGNUMBER);
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printStatus (summary);
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function flatten(arr)
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{
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function op(partial, item)
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{
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if (item instanceof Array)
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Array.prototype.push.apply(partial, flatten(item));
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else
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partial.push(item);
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return partial;
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}
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return arr.reduce(op, []);
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}
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expect = [1, 2, 3];
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actual = flatten([1, 2, 3]); // [1, 2, 3]
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reportCompare(expect + '', actual + '', summary + ': ' + expect);
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expect = [1, 2, 3];
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actual = flatten([1, [2], 3]); // [1, 2, 3]
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reportCompare(expect + '', actual + '', summary + ': ' + expect);
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expect = [2, 3];
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actual = flatten([[], 2, 3]); // [2, 3]
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reportCompare(expect + '', actual + '', summary + ': ' + expect);
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expect = [1, 2, 3];
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actual = flatten([[1], 2, 3]); // [1, 2, 3]
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reportCompare(expect + '', actual + '', summary + ': ' + expect);
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expect = [4];
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actual = flatten([[[[4]]]]); // [4]
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reportCompare(expect + '', actual + '', summary + ': ' + expect);
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expect = [1, 2, 3];
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actual = flatten([1, [2, [3]]]); // [1, 2, 3]
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reportCompare(expect + '', actual + '', summary + ': ' + expect);
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expect = [];
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actual = flatten([[[[[]]]]]); // []
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reportCompare(expect + '', actual + '', summary + ': ' + expect);
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exitFunc ('test');
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}
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