mirror of https://github.com/tc39/test262.git
32 lines
773 B
JavaScript
32 lines
773 B
JavaScript
// Copyright (c) 2023 Ecma International. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-object.groupby
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description: Object.groupBy errors when callback return value cannot be converted to a property key.
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info: |
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Object.groupBy ( items, callbackfn )
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...
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GroupBy ( items, callbackfn, coercion )
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6. Repeat,
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g. If coercion is property, then
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i. Set key to Completion(ToPropertyKey(key)).
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ii. IfAbruptCloseIterator(key, iteratorRecord).
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...
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features: [array-grouping]
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---*/
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assert.throws(Test262Error, function () {
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const array = [1];
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Object.groupBy(array, function () {
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return {
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toString() {
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throw new Test262Error('not a property key');
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}
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};
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})
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});
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