43 lines
1.5 KiB
JavaScript
43 lines
1.5 KiB
JavaScript
// 15.4 Array Objects
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// (c) 2001 Harri Porten <porten@kde.org>
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description(
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'This test checks for regression against <a href="https://bugs.webkit.org/show_bug.cgi?id=4147">4147: Array.toString() and toLocaleString() improvements from KDE KJS</a>.'
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);
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// backup
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var backupNumberToString = Number.prototype.toString;
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var backupNumberToLocaleString = Number.prototype.toLocaleString;
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var backupRegExpToString = RegExp.prototype.toString;
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var backupRegExpToLocaleString = RegExp.prototype.toLocaleString;
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// change functions
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Number.prototype.toString = function() { return "toString"; }
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Number.prototype.toLocaleString = function() { return "toLocaleString"; }
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RegExp.prototype.toString = function() { return "toString2"; }
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RegExp.prototype.toLocaleString = function() { return "toLocaleString2"; }
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// the tests
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shouldBe("[1].toString()", "'1'");
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shouldBe("[1].toLocaleString()", "'toLocaleString'");
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Number.prototype.toLocaleString = "invalid";
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shouldBe("[1].toLocaleString()", "'1'");
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shouldBe("[/r/].toString()", "'toString2'");
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shouldBe("[/r/].toLocaleString()", "'toLocaleString2'");
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RegExp.prototype.toLocaleString = "invalid";
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shouldBe("[/r/].toLocaleString()", "'toString2'");
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var caught = false;
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try {
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[{ toString : 0 }].toString();
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} catch (e) {
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caught = true;
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}
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shouldBeTrue("caught");
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// restore
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Number.prototype.toString = backupNumberToString;
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Number.prototype.toLocaleString = backupNumberToLocaleString;
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RegExp.prototype.toString = backupRegExpToString;
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RegExp.prototype.toLocaleString = backupRegExpToLocaleString;
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