blob: 269cecf3468247f8693a40dea7fc486e3391f8c1 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
|
// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-map.prototype.clear
description: >
The existing [[MapData]] List is preserved.
info: |
The existing [[MapData]] List is preserved because there may be existing
MapIterator objects that are suspended midway through iterating over that
List.
Map.prototype.clear ( )
...
4. Let entries be the List that is the value of M’s [[MapData]] internal slot.
5. Repeat for each Record {[[key]], [[value]]} p that is an element of
entries,
a. Set p.[[key]] to empty.
b. Set p.[[value]] to empty.
6. Return undefined.
---*/
var m = new Map([
[1, 1],
[2, 2],
[3, 3]
]);
var e = m.entries();
e.next();
m.clear();
var n = e.next();
assert.sameValue(n.value, undefined);
assert.sameValue(n.done, true);
reportCompare(0, 0);
|