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Add String.prototype.split test

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Alexey Shvayka 2020-05-08 18:33:31 +03:00 committed by Rick Waldron
parent fd74f97067
commit 35a31d157b
1 changed files with 29 additions and 0 deletions
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29
test/annexB/built-ins/String/prototype/split/custom-splitter-emulates-undefined.js vendored Normal file
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// Copyright (C) 2020 Alexey Shvayka. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-string.prototype.split
description: >
[[IsHTMLDDA]] object as @@split method gets called.
info: |
String.prototype.split ( separator, limit )
[...]
2. If separator is neither undefined nor null, then
a. Let splitter be ? GetMethod(separator, @@split).
b. If splitter is not undefined, then
i. Return ? Call(splitter, separator, « O, limit »).
features: [Symbol.split, IsHTMLDDA]
---*/
var separator = $262.IsHTMLDDA;
var splitterGets = 0;
Object.defineProperty(separator, Symbol.split, {
get: function() {
splitterGets += 1;
return separator;
},
configurable: true,
});
assert.sameValue("".split(separator), null);
assert.sameValue(splitterGets, 1);