| // Copyright (C) 2015 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| es6id: 23.1.3.11 |
| description: > |
| Returns an iterator. |
| info: | |
| Map.prototype.values ( ) |
| |
| ... |
| 2. Return CreateMapIterator(M, "value"). |
| |
| 23.1.5.1 CreateMapIterator Abstract Operation |
| |
| ... |
| 7. Return iterator. |
| ---*/ |
| |
| var obj = {}; |
| var map = new Map(); |
| map.set(1, 'foo'); |
| map.set(2, obj); |
| map.set(3, map); |
| |
| var iterator = map.values(); |
| var result; |
| |
| result = iterator.next(); |
| assert.sameValue(result.value, 'foo', 'First result `value` ("value")'); |
| assert.sameValue(result.done, false, 'First result `done` flag'); |
| |
| result = iterator.next(); |
| assert.sameValue(result.value, obj, 'Second result `value` ("value")'); |
| assert.sameValue(result.done, false, 'Second result `done` flag'); |
| |
| result = iterator.next(); |
| assert.sameValue(result.value, map, 'Third result `value` ("value")'); |
| assert.sameValue(result.done, false, 'Third result `done` flag'); |
| |
| result = iterator.next(); |
| assert.sameValue(result.value, undefined, 'Exhausted result `value`'); |
| assert.sameValue(result.done, true, 'Exhausted result `done` flag'); |
| |
| result = iterator.next(); |
| assert.sameValue( |
| result.value, undefined, 'Exhausted result `value` (repeated request)' |
| ); |
| assert.sameValue( |
| result.done, true, 'Exhausted result `done` flag (repeated request)' |
| ); |