mirror of https://github.com/tc39/test262.git
Add Array.from test
This commit is contained in:
parent
78ba9101df
commit
2dac38815f
test/annexB/built-ins/Array/from
|
@ -0,0 +1,29 @@
|
|||
// Copyright (C) 2020 Alexey Shvayka. All rights reserved.
|
||||
// This code is governed by the BSD license found in the LICENSE file.
|
||||
/*---
|
||||
esid: sec-array.from
|
||||
description: >
|
||||
[[IsHTMLDDA]] object as @@iterator method gets called.
|
||||
info: |
|
||||
Array.from ( items [ , mapfn [ , thisArg ] ] )
|
||||
|
||||
[...]
|
||||
4. Let usingIterator be ? GetMethod(items, @@iterator).
|
||||
5. If usingIterator is not undefined, then
|
||||
[...]
|
||||
c. Let iteratorRecord be ? GetIterator(items, sync, usingIterator).
|
||||
|
||||
GetIterator ( obj [ , hint [ , method ] ] )
|
||||
|
||||
[...]
|
||||
4. Let iterator be ? Call(method, obj).
|
||||
5. If Type(iterator) is not Object, throw a TypeError exception.
|
||||
features: [Symbol.iterator, IsHTMLDDA]
|
||||
---*/
|
||||
|
||||
var items = {};
|
||||
items[Symbol.iterator] = $262.IsHTMLDDA;
|
||||
|
||||
assert.throws(TypeError, function() {
|
||||
Array.from(items);
|
||||
});
|
Loading…
Reference in New Issue