| // 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-weakmap.prototype.has |
| description: > |
| Return false when value is not present in the WeakMap entries. |
| info: | |
| WeakMap.prototype.has ( value ) |
| |
| ... |
| 7. Return false. |
| |
| ---*/ |
| |
| var foo = {}; |
| var bar = {}; |
| var map = new WeakMap(); |
| |
| assert.sameValue(map.has(foo), false); |
| |
| map.set(foo, 1); |
| assert.sameValue(map.has(bar), false); |
| |
| map.delete(foo); |
| assert.sameValue(map.has(foo), false); |