mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
Bug 952898 - String.prototype.startsWith and .endsWith should throw when called with a regexp as first argument. r=jwalden
--HG-- extra : rebase_source : 4336a68e7a99f2e67fd2c4a13c2471d41997a8ff
This commit is contained in:
Till Schneidereit
parent
e31020c6e6
commit
32076f8b23
@ -1,39 +1,262 @@
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assertEq("abc".endsWith("abc"), true);
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assertEq("abcd".endsWith("bcd"), true);
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assertEq("abc".endsWith("c"), true);
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assertEq("abc".endsWith("abcd"), false);
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assertEq("abc".endsWith("bbc"), false);
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assertEq("abc".endsWith("b"), false);
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assertEq("abc".endsWith("abc", 3), true);
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assertEq("abc".endsWith("bc", 3), true);
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assertEq("abc".endsWith("a", 3), false);
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assertEq("abc".endsWith("bc", 3), true);
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assertEq("abc".endsWith("a", 1), true);
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assertEq("abc".endsWith("abc", 1), false);
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assertEq("abc".endsWith("b", 2), true);
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assertEq("abc".endsWith("d", 2), false);
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assertEq("abc".endsWith("dcd", 2), false);
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assertEq("abc".endsWith("a", 42), false);
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assertEq("abc".endsWith("bc", Infinity), true);
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assertEq("abc".endsWith("a", Infinity), false);
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assertEq("abc".endsWith("bc", undefined), true);
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assertEq("abc".endsWith("bc", -43), false);
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assertEq("abc".endsWith("bc", -Infinity), false);
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assertEq("abc".endsWith("bc", NaN), false);
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var myobj = {toString : (function () "abc"), endsWith : String.prototype.endsWith};
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assertEq(myobj.endsWith("abc"), true);
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assertEq(myobj.endsWith("ab"), false);
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var gotStr = false, gotPos = false;
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myobj = {toString : (function () {
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assertEq(gotPos, false);
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gotStr = true;
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return "xyz";
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}),
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endsWith : String.prototype.endsWith};
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var idx = {valueOf : (function () {
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assertEq(gotStr, true);
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gotPos = true;
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return 42;
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})};
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myobj.endsWith("elephant", idx);
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assertEq(gotPos, true);
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/*
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* Copyright (c) 2013 Mathias Bynens. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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function assertThrows(fun, errorType) {
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try {
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fun();
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assertEq(true, false, "Expected error, but none was thrown");
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} catch (e) {
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assertEq(e instanceof errorType, true, "Wrong error type thrown");
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}
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}
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assertEq(String.prototype.endsWith.length, 1);
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assertEq(String.prototype.propertyIsEnumerable('endsWith'), false);
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assertEq('undefined'.endsWith(), true);
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assertEq('undefined'.endsWith(undefined), true);
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assertEq('undefined'.endsWith(null), false);
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assertEq('null'.endsWith(), false);
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assertEq('null'.endsWith(undefined), false);
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assertEq('null'.endsWith(null), true);
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assertEq('abc'.endsWith(), false);
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assertEq('abc'.endsWith(''), true);
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assertEq('abc'.endsWith('\0'), false);
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assertEq('abc'.endsWith('c'), true);
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assertEq('abc'.endsWith('b'), false);
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assertEq('abc'.endsWith('a'), false);
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assertEq('abc'.endsWith('ab'), false);
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assertEq('abc'.endsWith('bc'), true);
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assertEq('abc'.endsWith('abc'), true);
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assertEq('abc'.endsWith('bcd'), false);
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assertEq('abc'.endsWith('abcd'), false);
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assertEq('abc'.endsWith('bcde'), false);
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assertEq('abc'.endsWith('', NaN), true);
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assertEq('abc'.endsWith('\0', NaN), false);
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assertEq('abc'.endsWith('c', NaN), false);
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assertEq('abc'.endsWith('b', NaN), false);
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assertEq('abc'.endsWith('a', NaN), false);
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assertEq('abc'.endsWith('ab', NaN), false);
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assertEq('abc'.endsWith('bc', NaN), false);
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assertEq('abc'.endsWith('abc', NaN), false);
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assertEq('abc'.endsWith('bcd', NaN), false);
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assertEq('abc'.endsWith('abcd', NaN), false);
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assertEq('abc'.endsWith('bcde', NaN), false);
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assertEq('abc'.endsWith('', false), true);
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assertEq('abc'.endsWith('\0', false), false);
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assertEq('abc'.endsWith('c', false), false);
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assertEq('abc'.endsWith('b', false), false);
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assertEq('abc'.endsWith('a', false), false);
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assertEq('abc'.endsWith('ab', false), false);
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assertEq('abc'.endsWith('bc', false), false);
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assertEq('abc'.endsWith('abc', false), false);
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assertEq('abc'.endsWith('bcd', false), false);
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assertEq('abc'.endsWith('abcd', false), false);
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assertEq('abc'.endsWith('bcde', false), false);
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assertEq('abc'.endsWith('', undefined), true);
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assertEq('abc'.endsWith('\0', undefined), false);
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assertEq('abc'.endsWith('c', undefined), true);
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assertEq('abc'.endsWith('b', undefined), false);
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assertEq('abc'.endsWith('a', undefined), false);
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assertEq('abc'.endsWith('ab', undefined), false);
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assertEq('abc'.endsWith('bc', undefined), true);
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assertEq('abc'.endsWith('abc', undefined), true);
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assertEq('abc'.endsWith('bcd', undefined), false);
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assertEq('abc'.endsWith('abcd', undefined), false);
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assertEq('abc'.endsWith('bcde', undefined), false);
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assertEq('abc'.endsWith('', null), true);
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assertEq('abc'.endsWith('\0', null), false);
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assertEq('abc'.endsWith('c', null), false);
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assertEq('abc'.endsWith('b', null), false);
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assertEq('abc'.endsWith('a', null), false);
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assertEq('abc'.endsWith('ab', null), false);
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assertEq('abc'.endsWith('bc', null), false);
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assertEq('abc'.endsWith('abc', null), false);
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assertEq('abc'.endsWith('bcd', null), false);
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assertEq('abc'.endsWith('abcd', null), false);
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assertEq('abc'.endsWith('bcde', null), false);
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assertEq('abc'.endsWith('', -Infinity), true);
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assertEq('abc'.endsWith('\0', -Infinity), false);
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assertEq('abc'.endsWith('c', -Infinity), false);
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assertEq('abc'.endsWith('b', -Infinity), false);
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assertEq('abc'.endsWith('a', -Infinity), false);
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assertEq('abc'.endsWith('ab', -Infinity), false);
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assertEq('abc'.endsWith('bc', -Infinity), false);
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assertEq('abc'.endsWith('abc', -Infinity), false);
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assertEq('abc'.endsWith('bcd', -Infinity), false);
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assertEq('abc'.endsWith('abcd', -Infinity), false);
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assertEq('abc'.endsWith('bcde', -Infinity), false);
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assertEq('abc'.endsWith('', -1), true);
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assertEq('abc'.endsWith('\0', -1), false);
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assertEq('abc'.endsWith('c', -1), false);
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assertEq('abc'.endsWith('b', -1), false);
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assertEq('abc'.endsWith('a', -1), false);
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assertEq('abc'.endsWith('ab', -1), false);
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assertEq('abc'.endsWith('bc', -1), false);
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assertEq('abc'.endsWith('abc', -1), false);
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assertEq('abc'.endsWith('bcd', -1), false);
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assertEq('abc'.endsWith('abcd', -1), false);
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assertEq('abc'.endsWith('bcde', -1), false);
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assertEq('abc'.endsWith('', -0), true);
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assertEq('abc'.endsWith('\0', -0), false);
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assertEq('abc'.endsWith('c', -0), false);
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assertEq('abc'.endsWith('b', -0), false);
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assertEq('abc'.endsWith('a', -0), false);
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assertEq('abc'.endsWith('ab', -0), false);
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assertEq('abc'.endsWith('bc', -0), false);
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assertEq('abc'.endsWith('abc', -0), false);
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assertEq('abc'.endsWith('bcd', -0), false);
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assertEq('abc'.endsWith('abcd', -0), false);
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assertEq('abc'.endsWith('bcde', -0), false);
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assertEq('abc'.endsWith('', +0), true);
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assertEq('abc'.endsWith('\0', +0), false);
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assertEq('abc'.endsWith('c', +0), false);
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assertEq('abc'.endsWith('b', +0), false);
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assertEq('abc'.endsWith('a', +0), false);
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assertEq('abc'.endsWith('ab', +0), false);
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assertEq('abc'.endsWith('bc', +0), false);
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assertEq('abc'.endsWith('abc', +0), false);
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assertEq('abc'.endsWith('bcd', +0), false);
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assertEq('abc'.endsWith('abcd', +0), false);
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assertEq('abc'.endsWith('bcde', +0), false);
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assertEq('abc'.endsWith('', 1), true);
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assertEq('abc'.endsWith('\0', 1), false);
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assertEq('abc'.endsWith('c', 1), false);
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assertEq('abc'.endsWith('b', 1), false);
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assertEq('abc'.endsWith('ab', 1), false);
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assertEq('abc'.endsWith('bc', 1), false);
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assertEq('abc'.endsWith('abc', 1), false);
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assertEq('abc'.endsWith('bcd', 1), false);
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assertEq('abc'.endsWith('abcd', 1), false);
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assertEq('abc'.endsWith('bcde', 1), false);
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assertEq('abc'.endsWith('', 2), true);
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assertEq('abc'.endsWith('\0', 2), false);
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assertEq('abc'.endsWith('c', 2), false);
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assertEq('abc'.endsWith('b', 2), true);
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assertEq('abc'.endsWith('ab', 2), true);
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assertEq('abc'.endsWith('bc', 2), false);
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assertEq('abc'.endsWith('abc', 2), false);
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assertEq('abc'.endsWith('bcd', 2), false);
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assertEq('abc'.endsWith('abcd', 2), false);
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assertEq('abc'.endsWith('bcde', 2), false);
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assertEq('abc'.endsWith('', +Infinity), true);
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assertEq('abc'.endsWith('\0', +Infinity), false);
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assertEq('abc'.endsWith('c', +Infinity), true);
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assertEq('abc'.endsWith('b', +Infinity), false);
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assertEq('abc'.endsWith('a', +Infinity), false);
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assertEq('abc'.endsWith('ab', +Infinity), false);
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assertEq('abc'.endsWith('bc', +Infinity), true);
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assertEq('abc'.endsWith('abc', +Infinity), true);
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assertEq('abc'.endsWith('bcd', +Infinity), false);
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assertEq('abc'.endsWith('abcd', +Infinity), false);
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assertEq('abc'.endsWith('bcde', +Infinity), false);
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assertEq('abc'.endsWith('', true), true);
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assertEq('abc'.endsWith('\0', true), false);
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assertEq('abc'.endsWith('c', true), false);
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assertEq('abc'.endsWith('b', true), false);
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assertEq('abc'.endsWith('ab', true), false);
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assertEq('abc'.endsWith('bc', true), false);
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assertEq('abc'.endsWith('abc', true), false);
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assertEq('abc'.endsWith('bcd', true), false);
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assertEq('abc'.endsWith('abcd', true), false);
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assertEq('abc'.endsWith('bcde', true), false);
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assertEq('abc'.endsWith('', 'x'), true);
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assertEq('abc'.endsWith('\0', 'x'), false);
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assertEq('abc'.endsWith('c', 'x'), false);
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assertEq('abc'.endsWith('b', 'x'), false);
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assertEq('abc'.endsWith('a', 'x'), false);
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assertEq('abc'.endsWith('ab', 'x'), false);
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assertEq('abc'.endsWith('bc', 'x'), false);
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assertEq('abc'.endsWith('abc', 'x'), false);
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assertEq('abc'.endsWith('bcd', 'x'), false);
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assertEq('abc'.endsWith('abcd', 'x'), false);
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assertEq('abc'.endsWith('bcde', 'x'), false);
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assertEq('[a-z]+(bar)?'.endsWith('(bar)?'), true);
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assertThrows(function() { '[a-z]+(bar)?'.endsWith(/(bar)?/); }, TypeError);
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assertEq('[a-z]+(bar)?'.endsWith('[a-z]+', 6), true);
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assertThrows(function() { '[a-z]+(bar)?'.endsWith(/(bar)?/); }, TypeError);
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assertThrows(function() { '[a-z]+/(bar)?/'.endsWith(/(bar)?/); }, TypeError);
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var global = newGlobal();
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global.eval('this.re = /(bar)?/');
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assertThrows(function() { '[a-z]+/(bar)?/'.endsWith(global.re); }, TypeError);
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// http://mathiasbynens.be/notes/javascript-unicode#poo-test
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var string = 'I\xF1t\xEBrn\xE2ti\xF4n\xE0liz\xE6ti\xF8n\u2603\uD83D\uDCA9';
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assertEq(string.endsWith(''), true);
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assertEq(string.endsWith('\xF1t\xEBr'), false);
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assertEq(string.endsWith('\xF1t\xEBr', 5), true);
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assertEq(string.endsWith('\xE0liz\xE6'), false);
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assertEq(string.endsWith('\xE0liz\xE6', 16), true);
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assertEq(string.endsWith('\xF8n\u2603\uD83D\uDCA9'), true);
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assertEq(string.endsWith('\xF8n\u2603\uD83D\uDCA9', 23), true);
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assertEq(string.endsWith('\u2603'), false);
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assertEq(string.endsWith('\u2603', 21), true);
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assertEq(string.endsWith('\uD83D\uDCA9'), true);
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assertEq(string.endsWith('\uD83D\uDCA9', 23), true);
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assertThrows(function() { String.prototype.endsWith.call(undefined); }, TypeError);
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assertThrows(function() { String.prototype.endsWith.call(undefined, 'b'); }, TypeError);
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assertThrows(function() { String.prototype.endsWith.call(undefined, 'b', 4); }, TypeError);
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assertThrows(function() { String.prototype.endsWith.call(null); }, TypeError);
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assertThrows(function() { String.prototype.endsWith.call(null, 'b'); }, TypeError);
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assertThrows(function() { String.prototype.endsWith.call(null, 'b', 4); }, TypeError);
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assertEq(String.prototype.endsWith.call(42, '2'), true);
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assertEq(String.prototype.endsWith.call(42, '4'), false);
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assertEq(String.prototype.endsWith.call(42, 'b', 4), false);
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assertEq(String.prototype.endsWith.call(42, '2', 1), false);
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assertEq(String.prototype.endsWith.call(42, '2', 4), true);
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assertEq(String.prototype.endsWith.call({ 'toString': function() { return 'abc'; } }, 'b', 0), false);
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assertEq(String.prototype.endsWith.call({ 'toString': function() { return 'abc'; } }, 'b', 1), false);
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assertEq(String.prototype.endsWith.call({ 'toString': function() { return 'abc'; } }, 'b', 2), true);
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assertThrows(function() { String.prototype.endsWith.call({ 'toString': function() { throw RangeError(); } }, /./); }, RangeError);
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assertThrows(function() { String.prototype.endsWith.call({ 'toString': function() { return 'abc' } }, /./); }, TypeError);
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assertThrows(function() { String.prototype.endsWith.apply(undefined); }, TypeError);
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assertThrows(function() { String.prototype.endsWith.apply(undefined, ['b']); }, TypeError);
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assertThrows(function() { String.prototype.endsWith.apply(undefined, ['b', 4]); }, TypeError);
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assertThrows(function() { String.prototype.endsWith.apply(null); }, TypeError);
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assertThrows(function() { String.prototype.endsWith.apply(null, ['b']); }, TypeError);
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assertThrows(function() { String.prototype.endsWith.apply(null, ['b', 4]); }, TypeError);
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assertEq(String.prototype.endsWith.apply(42, ['2']), true);
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assertEq(String.prototype.endsWith.apply(42, ['4']), false);
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assertEq(String.prototype.endsWith.apply(42, ['b', 4]), false);
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assertEq(String.prototype.endsWith.apply(42, ['2', 1]), false);
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assertEq(String.prototype.endsWith.apply(42, ['2', 4]), true);
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assertEq(String.prototype.endsWith.apply({ 'toString': function() { return 'abc'; } }, ['b', 0]), false);
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assertEq(String.prototype.endsWith.apply({ 'toString': function() { return 'abc'; } }, ['b', 1]), false);
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assertEq(String.prototype.endsWith.apply({ 'toString': function() { return 'abc'; } }, ['b', 2]), true);
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assertThrows(function() { String.prototype.endsWith.apply({ 'toString': function() { throw RangeError(); } }, [/./]); }, RangeError);
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assertThrows(function() { String.prototype.endsWith.apply({ 'toString': function() { return 'abc' } }, [/./]); }, TypeError);
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@ -1,39 +1,243 @@
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assertEq("abc".startsWith("abc"), true);
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assertEq("abcd".startsWith("abc"), true);
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assertEq("abc".startsWith("a"), true);
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assertEq("abc".startsWith("abcd"), false);
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assertEq("abc".startsWith("bcde"), false);
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assertEq("abc".startsWith("b"), false);
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assertEq("abc".startsWith("abc", 0), true);
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assertEq("abc".startsWith("bc", 0), false);
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assertEq("abc".startsWith("bc", 1), true);
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assertEq("abc".startsWith("c", 1), false);
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assertEq("abc".startsWith("abc", 1), false);
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assertEq("abc".startsWith("c", 2), true);
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assertEq("abc".startsWith("d", 2), false);
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assertEq("abc".startsWith("dcd", 2), false);
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assertEq("abc".startsWith("a", 42), false);
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assertEq("abc".startsWith("a", Infinity), false);
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assertEq("abc".startsWith("a", NaN), true);
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assertEq("abc".startsWith("b", NaN), false);
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assertEq("abc".startsWith("ab", -43), true);
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assertEq("abc".startsWith("ab", -Infinity), true);
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assertEq("abc".startsWith("bc", -42), false);
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assertEq("abc".startsWith("bc", -Infinity), false);
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var myobj = {toString : (function () "abc"), startsWith : String.prototype.startsWith};
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assertEq(myobj.startsWith("abc"), true);
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assertEq(myobj.startsWith("bc"), false);
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var gotStr = false, gotPos = false;
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myobj = {toString : (function () {
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assertEq(gotPos, false);
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gotStr = true;
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return "xyz";
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}),
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startsWith : String.prototype.startsWith};
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var idx = {valueOf : (function () {
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assertEq(gotStr, true);
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gotPos = true;
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return 42;
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})};
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myobj.startsWith("elephant", idx);
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assertEq(gotPos, true);
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/*
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* Copyright (c) 2013 Mathias Bynens. All rights reserved.
|
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*
|
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* Permission is hereby granted, free of charge, to any person obtaining a
|
||||
* copy of this software and associated documentation files (the "Software"),
|
||||
* to deal in the Software without restriction, including without limitation
|
||||
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
||||
* and/or sell copies of the Software, and to permit persons to whom the
|
||||
* Software is furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
||||
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
* DEALINGS IN THE SOFTWARE.
|
||||
*/
|
||||
|
||||
function assertThrows(fun, errorType) {
|
||||
try {
|
||||
fun();
|
||||
assertEq(true, false, "Expected error, but none was thrown");
|
||||
} catch (e) {
|
||||
assertEq(e instanceof errorType, true, "Wrong error type thrown");
|
||||
}
|
||||
}
|
||||
|
||||
Object.prototype[1] = 2; // try to break `arguments[1]`
|
||||
|
||||
assertEq(String.prototype.startsWith.length, 1);
|
||||
assertEq(String.prototype.propertyIsEnumerable('startsWith'), false);
|
||||
|
||||
assertEq('undefined'.startsWith(), true);
|
||||
assertEq('undefined'.startsWith(undefined), true);
|
||||
assertEq('undefined'.startsWith(null), false);
|
||||
assertEq('null'.startsWith(), false);
|
||||
assertEq('null'.startsWith(undefined), false);
|
||||
assertEq('null'.startsWith(null), true);
|
||||
|
||||
assertEq('abc'.startsWith(), false);
|
||||
assertEq('abc'.startsWith(''), true);
|
||||
assertEq('abc'.startsWith('\0'), false);
|
||||
assertEq('abc'.startsWith('a'), true);
|
||||
assertEq('abc'.startsWith('b'), false);
|
||||
assertEq('abc'.startsWith('ab'), true);
|
||||
assertEq('abc'.startsWith('bc'), false);
|
||||
assertEq('abc'.startsWith('abc'), true);
|
||||
assertEq('abc'.startsWith('bcd'), false);
|
||||
assertEq('abc'.startsWith('abcd'), false);
|
||||
assertEq('abc'.startsWith('bcde'), false);
|
||||
|
||||
assertEq('abc'.startsWith('', NaN), true);
|
||||
assertEq('abc'.startsWith('\0', NaN), false);
|
||||
assertEq('abc'.startsWith('a', NaN), true);
|
||||
assertEq('abc'.startsWith('b', NaN), false);
|
||||
assertEq('abc'.startsWith('ab', NaN), true);
|
||||
assertEq('abc'.startsWith('bc', NaN), false);
|
||||
assertEq('abc'.startsWith('abc', NaN), true);
|
||||
assertEq('abc'.startsWith('bcd', NaN), false);
|
||||
assertEq('abc'.startsWith('abcd', NaN), false);
|
||||
assertEq('abc'.startsWith('bcde', NaN), false);
|
||||
|
||||
assertEq('abc'.startsWith('', false), true);
|
||||
assertEq('abc'.startsWith('\0', false), false);
|
||||
assertEq('abc'.startsWith('a', false), true);
|
||||
assertEq('abc'.startsWith('b', false), false);
|
||||
assertEq('abc'.startsWith('ab', false), true);
|
||||
assertEq('abc'.startsWith('bc', false), false);
|
||||
assertEq('abc'.startsWith('abc', false), true);
|
||||
assertEq('abc'.startsWith('bcd', false), false);
|
||||
assertEq('abc'.startsWith('abcd', false), false);
|
||||
assertEq('abc'.startsWith('bcde', false), false);
|
||||
|
||||
assertEq('abc'.startsWith('', undefined), true);
|
||||
assertEq('abc'.startsWith('\0', undefined), false);
|
||||
assertEq('abc'.startsWith('a', undefined), true);
|
||||
assertEq('abc'.startsWith('b', undefined), false);
|
||||
assertEq('abc'.startsWith('ab', undefined), true);
|
||||
assertEq('abc'.startsWith('bc', undefined), false);
|
||||
assertEq('abc'.startsWith('abc', undefined), true);
|
||||
assertEq('abc'.startsWith('bcd', undefined), false);
|
||||
assertEq('abc'.startsWith('abcd', undefined), false);
|
||||
assertEq('abc'.startsWith('bcde', undefined), false);
|
||||
|
||||
assertEq('abc'.startsWith('', null), true);
|
||||
assertEq('abc'.startsWith('\0', null), false);
|
||||
assertEq('abc'.startsWith('a', null), true);
|
||||
assertEq('abc'.startsWith('b', null), false);
|
||||
assertEq('abc'.startsWith('ab', null), true);
|
||||
assertEq('abc'.startsWith('bc', null), false);
|
||||
assertEq('abc'.startsWith('abc', null), true);
|
||||
assertEq('abc'.startsWith('bcd', null), false);
|
||||
assertEq('abc'.startsWith('abcd', null), false);
|
||||
assertEq('abc'.startsWith('bcde', null), false);
|
||||
|
||||
assertEq('abc'.startsWith('', -Infinity), true);
|
||||
assertEq('abc'.startsWith('\0', -Infinity), false);
|
||||
assertEq('abc'.startsWith('a', -Infinity), true);
|
||||
assertEq('abc'.startsWith('b', -Infinity), false);
|
||||
assertEq('abc'.startsWith('ab', -Infinity), true);
|
||||
assertEq('abc'.startsWith('bc', -Infinity), false);
|
||||
assertEq('abc'.startsWith('abc', -Infinity), true);
|
||||
assertEq('abc'.startsWith('bcd', -Infinity), false);
|
||||
assertEq('abc'.startsWith('abcd', -Infinity), false);
|
||||
assertEq('abc'.startsWith('bcde', -Infinity), false);
|
||||
|
||||
assertEq('abc'.startsWith('', -1), true);
|
||||
assertEq('abc'.startsWith('\0', -1), false);
|
||||
assertEq('abc'.startsWith('a', -1), true);
|
||||
assertEq('abc'.startsWith('b', -1), false);
|
||||
assertEq('abc'.startsWith('ab', -1), true);
|
||||
assertEq('abc'.startsWith('bc', -1), false);
|
||||
assertEq('abc'.startsWith('abc', -1), true);
|
||||
assertEq('abc'.startsWith('bcd', -1), false);
|
||||
assertEq('abc'.startsWith('abcd', -1), false);
|
||||
assertEq('abc'.startsWith('bcde', -1), false);
|
||||
|
||||
assertEq('abc'.startsWith('', -0), true);
|
||||
assertEq('abc'.startsWith('\0', -0), false);
|
||||
assertEq('abc'.startsWith('a', -0), true);
|
||||
assertEq('abc'.startsWith('b', -0), false);
|
||||
assertEq('abc'.startsWith('ab', -0), true);
|
||||
assertEq('abc'.startsWith('bc', -0), false);
|
||||
assertEq('abc'.startsWith('abc', -0), true);
|
||||
assertEq('abc'.startsWith('bcd', -0), false);
|
||||
assertEq('abc'.startsWith('abcd', -0), false);
|
||||
assertEq('abc'.startsWith('bcde', -0), false);
|
||||
|
||||
assertEq('abc'.startsWith('', +0), true);
|
||||
assertEq('abc'.startsWith('\0', +0), false);
|
||||
assertEq('abc'.startsWith('a', +0), true);
|
||||
assertEq('abc'.startsWith('b', +0), false);
|
||||
assertEq('abc'.startsWith('ab', +0), true);
|
||||
assertEq('abc'.startsWith('bc', +0), false);
|
||||
assertEq('abc'.startsWith('abc', +0), true);
|
||||
assertEq('abc'.startsWith('bcd', +0), false);
|
||||
assertEq('abc'.startsWith('abcd', +0), false);
|
||||
assertEq('abc'.startsWith('bcde', +0), false);
|
||||
|
||||
assertEq('abc'.startsWith('', 1), true);
|
||||
assertEq('abc'.startsWith('\0', 1), false);
|
||||
assertEq('abc'.startsWith('a', 1), false);
|
||||
assertEq('abc'.startsWith('b', 1), true);
|
||||
assertEq('abc'.startsWith('ab', 1), false);
|
||||
assertEq('abc'.startsWith('bc', 1), true);
|
||||
assertEq('abc'.startsWith('abc', 1), false);
|
||||
assertEq('abc'.startsWith('bcd', 1), false);
|
||||
assertEq('abc'.startsWith('abcd', 1), false);
|
||||
assertEq('abc'.startsWith('bcde', 1), false);
|
||||
|
||||
assertEq('abc'.startsWith('', +Infinity), true);
|
||||
assertEq('abc'.startsWith('\0', +Infinity), false);
|
||||
assertEq('abc'.startsWith('a', +Infinity), false);
|
||||
assertEq('abc'.startsWith('b', +Infinity), false);
|
||||
assertEq('abc'.startsWith('ab', +Infinity), false);
|
||||
assertEq('abc'.startsWith('bc', +Infinity), false);
|
||||
assertEq('abc'.startsWith('abc', +Infinity), false);
|
||||
assertEq('abc'.startsWith('bcd', +Infinity), false);
|
||||
assertEq('abc'.startsWith('abcd', +Infinity), false);
|
||||
assertEq('abc'.startsWith('bcde', +Infinity), false);
|
||||
|
||||
assertEq('abc'.startsWith('', true), true);
|
||||
assertEq('abc'.startsWith('\0', true), false);
|
||||
assertEq('abc'.startsWith('a', true), false);
|
||||
assertEq('abc'.startsWith('b', true), true);
|
||||
assertEq('abc'.startsWith('ab', true), false);
|
||||
assertEq('abc'.startsWith('bc', true), true);
|
||||
assertEq('abc'.startsWith('abc', true), false);
|
||||
assertEq('abc'.startsWith('bcd', true), false);
|
||||
assertEq('abc'.startsWith('abcd', true), false);
|
||||
assertEq('abc'.startsWith('bcde', true), false);
|
||||
|
||||
assertEq('abc'.startsWith('', 'x'), true);
|
||||
assertEq('abc'.startsWith('\0', 'x'), false);
|
||||
assertEq('abc'.startsWith('a', 'x'), true);
|
||||
assertEq('abc'.startsWith('b', 'x'), false);
|
||||
assertEq('abc'.startsWith('ab', 'x'), true);
|
||||
assertEq('abc'.startsWith('bc', 'x'), false);
|
||||
assertEq('abc'.startsWith('abc', 'x'), true);
|
||||
assertEq('abc'.startsWith('bcd', 'x'), false);
|
||||
assertEq('abc'.startsWith('abcd', 'x'), false);
|
||||
assertEq('abc'.startsWith('bcde', 'x'), false);
|
||||
|
||||
assertEq('[a-z]+(bar)?'.startsWith('[a-z]+'), true);
|
||||
assertThrows(function() { '[a-z]+(bar)?'.startsWith(/[a-z]+/); }, TypeError);
|
||||
assertEq('[a-z]+(bar)?'.startsWith('(bar)?', 6), true);
|
||||
assertThrows(function() { '[a-z]+(bar)?'.startsWith(/(bar)?/); }, TypeError);
|
||||
assertThrows(function() { '[a-z]+/(bar)?/'.startsWith(/(bar)?/); }, TypeError);
|
||||
var global = newGlobal();
|
||||
global.eval('this.re = /(bar)?/');
|
||||
assertThrows(function() { '[a-z]+/(bar)?/'.startsWith(global.re); }, TypeError);
|
||||
|
||||
// http://mathiasbynens.be/notes/javascript-unicode#poo-test
|
||||
var string = 'I\xF1t\xEBrn\xE2ti\xF4n\xE0liz\xE6ti\xF8n\u2603\uD83D\uDCA9';
|
||||
assertEq(string.startsWith(''), true);
|
||||
assertEq(string.startsWith('\xF1t\xEBr'), false);
|
||||
assertEq(string.startsWith('\xF1t\xEBr', 1), true);
|
||||
assertEq(string.startsWith('\xE0liz\xE6'), false);
|
||||
assertEq(string.startsWith('\xE0liz\xE6', 11), true);
|
||||
assertEq(string.startsWith('\xF8n\u2603\uD83D\uDCA9'), false);
|
||||
assertEq(string.startsWith('\xF8n\u2603\uD83D\uDCA9', 18), true);
|
||||
assertEq(string.startsWith('\u2603'), false);
|
||||
assertEq(string.startsWith('\u2603', 20), true);
|
||||
assertEq(string.startsWith('\uD83D\uDCA9'), false);
|
||||
assertEq(string.startsWith('\uD83D\uDCA9', 21), true);
|
||||
|
||||
assertThrows(function() { String.prototype.startsWith.call(undefined); }, TypeError);
|
||||
assertThrows(function() { String.prototype.startsWith.call(undefined, 'b'); }, TypeError);
|
||||
assertThrows(function() { String.prototype.startsWith.call(undefined, 'b', 4); }, TypeError);
|
||||
assertThrows(function() { String.prototype.startsWith.call(null); }, TypeError);
|
||||
assertThrows(function() { String.prototype.startsWith.call(null, 'b'); }, TypeError);
|
||||
assertThrows(function() { String.prototype.startsWith.call(null, 'b', 4); }, TypeError);
|
||||
assertEq(String.prototype.startsWith.call(42, '2'), false);
|
||||
assertEq(String.prototype.startsWith.call(42, '4'), true);
|
||||
assertEq(String.prototype.startsWith.call(42, 'b', 4), false);
|
||||
assertEq(String.prototype.startsWith.call(42, '2', 1), true);
|
||||
assertEq(String.prototype.startsWith.call(42, '2', 4), false);
|
||||
assertEq(String.prototype.startsWith.call({ 'toString': function() { return 'abc'; } }, 'b', 0), false);
|
||||
assertEq(String.prototype.startsWith.call({ 'toString': function() { return 'abc'; } }, 'b', 1), true);
|
||||
assertEq(String.prototype.startsWith.call({ 'toString': function() { return 'abc'; } }, 'b', 2), false);
|
||||
assertThrows(function() { String.prototype.startsWith.call({ 'toString': function() { throw RangeError(); } }, /./); }, RangeError);
|
||||
assertThrows(function() { String.prototype.startsWith.call({ 'toString': function() { return 'abc'; } }, /./); }, TypeError);
|
||||
|
||||
assertThrows(function() { String.prototype.startsWith.apply(undefined); }, TypeError);
|
||||
assertThrows(function() { String.prototype.startsWith.apply(undefined, ['b']); }, TypeError);
|
||||
assertThrows(function() { String.prototype.startsWith.apply(undefined, ['b', 4]); }, TypeError);
|
||||
assertThrows(function() { String.prototype.startsWith.apply(null); }, TypeError);
|
||||
assertThrows(function() { String.prototype.startsWith.apply(null, ['b']); }, TypeError);
|
||||
assertThrows(function() { String.prototype.startsWith.apply(null, ['b', 4]); }, TypeError);
|
||||
assertEq(String.prototype.startsWith.apply(42, ['2']), false);
|
||||
assertEq(String.prototype.startsWith.apply(42, ['4']), true);
|
||||
assertEq(String.prototype.startsWith.apply(42, ['b', 4]), false);
|
||||
assertEq(String.prototype.startsWith.apply(42, ['2', 1]), true);
|
||||
assertEq(String.prototype.startsWith.apply(42, ['2', 4]), false);
|
||||
assertEq(String.prototype.startsWith.apply({ 'toString': function() { return 'abc'; } }, ['b', 0]), false);
|
||||
assertEq(String.prototype.startsWith.apply({ 'toString': function() { return 'abc'; } }, ['b', 1]), true);
|
||||
assertEq(String.prototype.startsWith.apply({ 'toString': function() { return 'abc'; } }, ['b', 2]), false);
|
||||
assertThrows(function() { String.prototype.startsWith.apply({ 'toString': function() { throw RangeError(); } }, [/./]); }, RangeError);
|
||||
assertThrows(function() { String.prototype.startsWith.apply({ 'toString': function() { return 'abc'; } }, [/./]); }, TypeError);
|
||||
|
||||
@ -434,3 +434,4 @@ MSG_DEF(JSMSG_DECLARATION_AFTER_EXPORT, 379, 0, JSEXN_SYNTAXERR, "missing declar
|
||||
MSG_DEF(JSMSG_INVALID_PROTOTYPE, 380, 0, JSEXN_TYPEERR, "prototype field is not an object")
|
||||
MSG_DEF(JSMSG_TYPEDOBJECT_HANDLE_TO_UNSIZED, 381, 0, JSEXN_TYPEERR, "cannot create a handle to an unsized type")
|
||||
MSG_DEF(JSMSG_SETPROTOTYPEOF_FAIL, 382, 0, JSEXN_TYPEERR, "[[SetPrototypeOf]] failed")
|
||||
MSG_DEF(JSMSG_INVALID_ARG_TYPE, 383, 3, JSEXN_TYPEERR, "Invalid type: {0} can't be a{1} {2}")
|
||||
|
||||
@ -1422,7 +1422,7 @@ str_lastIndexOf(JSContext *cx, unsigned argc, Value *vp)
|
||||
return true;
|
||||
}
|
||||
|
||||
/* ES6 20120927 draft 15.5.4.22. */
|
||||
/* ES6 20131108 draft 21.1.3.18. */
|
||||
static bool
|
||||
str_startsWith(JSContext *cx, unsigned argc, Value *vp)
|
||||
{
|
||||
@ -1433,12 +1433,19 @@ str_startsWith(JSContext *cx, unsigned argc, Value *vp)
|
||||
if (!str)
|
||||
return false;
|
||||
|
||||
// Steps 4 and 5
|
||||
// Step 4
|
||||
if (args.get(0).isObject() && IsObjectWithClass(args[0], ESClass_RegExp, cx)) {
|
||||
JS_ReportErrorNumber(cx, js_GetErrorMessage, nullptr, JSMSG_INVALID_ARG_TYPE,
|
||||
"first", "", "Regular Expression");
|
||||
return false;
|
||||
}
|
||||
|
||||
// Steps 5 and 6
|
||||
Rooted<JSLinearString*> searchStr(cx, ArgToRootedString(cx, args, 0));
|
||||
if (!searchStr)
|
||||
return false;
|
||||
|
||||
// Steps 6 and 7
|
||||
// Steps 7 and 8
|
||||
uint32_t pos = 0;
|
||||
if (args.hasDefined(1)) {
|
||||
if (args[1].isInt32()) {
|
||||
@ -1452,31 +1459,31 @@ str_startsWith(JSContext *cx, unsigned argc, Value *vp)
|
||||
}
|
||||
}
|
||||
|
||||
// Step 8
|
||||
// Step 9
|
||||
uint32_t textLen = str->length();
|
||||
const jschar *textChars = str->getChars(cx);
|
||||
if (!textChars)
|
||||
return false;
|
||||
|
||||
// Step 9
|
||||
// Step 10
|
||||
uint32_t start = Min(Max(pos, 0U), textLen);
|
||||
|
||||
// Step 10
|
||||
// Step 11
|
||||
uint32_t searchLen = searchStr->length();
|
||||
const jschar *searchChars = searchStr->chars();
|
||||
|
||||
// Step 11
|
||||
// Step 12
|
||||
if (searchLen + start < searchLen || searchLen + start > textLen) {
|
||||
args.rval().setBoolean(false);
|
||||
return true;
|
||||
}
|
||||
|
||||
// Steps 12 and 13
|
||||
// Steps 13 and 14
|
||||
args.rval().setBoolean(PodEqual(textChars + start, searchChars, searchLen));
|
||||
return true;
|
||||
}
|
||||
|
||||
/* ES6 20120708 draft 15.5.4.23. */
|
||||
/* ES6 20131108 draft 21.1.3.7. */
|
||||
static bool
|
||||
str_endsWith(JSContext *cx, unsigned argc, Value *vp)
|
||||
{
|
||||
@ -1487,15 +1494,25 @@ str_endsWith(JSContext *cx, unsigned argc, Value *vp)
|
||||
if (!str)
|
||||
return false;
|
||||
|
||||
// Steps 4 and 5
|
||||
// Step 4
|
||||
if (args.get(0).isObject() && IsObjectWithClass(args[0], ESClass_RegExp, cx)) {
|
||||
JS_ReportErrorNumber(cx, js_GetErrorMessage, nullptr, JSMSG_INVALID_ARG_TYPE,
|
||||
"first", "", "Regular Expression");
|
||||
return false;
|
||||
}
|
||||
|
||||
// Steps 5 and 6
|
||||
Rooted<JSLinearString *> searchStr(cx, ArgToRootedString(cx, args, 0));
|
||||
if (!searchStr)
|
||||
return false;
|
||||
|
||||
// Step 6
|
||||
// Step 7
|
||||
uint32_t textLen = str->length();
|
||||
const jschar *textChars = str->getChars(cx);
|
||||
if (!textChars)
|
||||
return false;
|
||||
|
||||
// Steps 7 and 8
|
||||
// Steps 8 and 9
|
||||
uint32_t pos = textLen;
|
||||
if (args.hasDefined(1)) {
|
||||
if (args[1].isInt32()) {
|
||||
@ -1509,28 +1526,23 @@ str_endsWith(JSContext *cx, unsigned argc, Value *vp)
|
||||
}
|
||||
}
|
||||
|
||||
// Step 6
|
||||
const jschar *textChars = str->getChars(cx);
|
||||
if (!textChars)
|
||||
return false;
|
||||
|
||||
// Step 9
|
||||
// Step 10
|
||||
uint32_t end = Min(Max(pos, 0U), textLen);
|
||||
|
||||
// Step 10
|
||||
// Step 11
|
||||
uint32_t searchLen = searchStr->length();
|
||||
const jschar *searchChars = searchStr->chars();
|
||||
|
||||
// Step 12
|
||||
// Step 13 (reordered)
|
||||
if (searchLen > end) {
|
||||
args.rval().setBoolean(false);
|
||||
return true;
|
||||
}
|
||||
|
||||
// Step 11
|
||||
// Step 12
|
||||
uint32_t start = end - searchLen;
|
||||
|
||||
// Steps 13 and 14
|
||||
// Steps 14 and 15
|
||||
args.rval().setBoolean(PodEqual(textChars + start, searchChars, searchLen));
|
||||
return true;
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user