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// |reftest| shell-option(--enable-iterator-helpers) skip-if(!this.hasOwnProperty('Iterator')||!xulRuntime.shell) -- iterator-helpers is not enabled unconditionally, requires shell-options
// Copyright (C) 2023 Michael Ficarra. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-iteratorprototype.take
description: >
Converts the limit argument to a Number using ToNumber and valueOf/toString.
info: |
%Iterator.prototype%.take ( limit )
3. Let numLimit be ? ToNumber(limit).
includes: [compareArray.js]
features: [iterator-helpers]
---*/
function* g() {
yield 0;
yield 1;
yield 2;
}
assert.compareArray(
Array.from(
g().take({
valueOf: function () {
return 0;
},
})
),
[]
);
assert.compareArray(
Array.from(
g().take({
valueOf: function () {
return 1;
},
})
),
[0]
);
assert.compareArray(
Array.from(
g().take({
valueOf: function () {
return 2;
},
})
),
[0, 1]
);
assert.compareArray(Array.from(g().take([1])), [0]);
assert.compareArray(
Array.from(
g().take({
toString: function () {
return '1';
},
})
),
[0]
);
reportCompare(0, 0);
|
