blob: b9d4228ff31e2cc7eae541948723e00f314e6ffc [file] [log] [blame]
/// Copyright (c) 2009 Microsoft Corporation
///
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/// that the following conditions are met:
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/// the following disclaimer.
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/// the following disclaimer in the documentation and/or other materials provided with the distribution.
/// * Neither the name of Microsoft nor the names of its contributors may be used to
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///
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ES5Harness.registerTest({
id: "15.4.4.15-5-6",
path: "TestCases/chapter15/15.4/15.4.4/15.4.4.15/15.4.4.15-5-6.js",
description: "Array.prototype.lastlastIndexOf when 'fromIndex' isn’t passed",
test: function testcase() {
var arr = [0, 1, 2, 3, 4];
//'fromIndex' will be set as 4 if not passed by default
return arr.lastIndexOf(0) === arr.lastIndexOf(0, 4) &&
arr.lastIndexOf(2) === arr.lastIndexOf(2, 4) &&
arr.lastIndexOf(4) === arr.lastIndexOf(4, 4);
},
precondition: function prereq() {
return fnExists(Array.prototype.lastIndexOf);
}
});