mirror of
https://github.com/tc39/test262.git
synced 2025-10-31 11:44:31 +01:00
452c0e5c61
* Automated assertion message update: Array.from * Automated assertion message update: Array.isArray * Automated assertion message update: Array length property * Automated assertion message update: Array.of * Automated assertion message update: Array * Automated assertion message update: Array.prototype.at * Automated assertion message update: Array.prototype.concat * Automated assertion message update: compareArray -> assert.compareArray
21 lines
585 B
JavaScript
21 lines
585 B
JavaScript
// Copyright 2015 Leonardo Balter. All rights reserved.
|
|
// This code is governed by the license found in the LICENSE file.
|
|
/*---
|
|
esid: sec-array.from
|
|
description: Throws a TypeError if mapFn is not callable (Symbol)
|
|
info: |
|
|
22.1.2.1 Array.from ( items [ , mapfn [ , thisArg ] ] )
|
|
|
|
...
|
|
2. If mapfn is undefined, let mapping be false.
|
|
3. else
|
|
a. If IsCallable(mapfn) is false, throw a TypeError exception.
|
|
...
|
|
features:
|
|
- Symbol
|
|
---*/
|
|
|
|
assert.throws(TypeError, function() {
|
|
Array.from([], Symbol('1'));
|
|
}, 'Array.from([], Symbol("1")) throws a TypeError exception');
|