| // Copyright (C) 2015 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| es6id: 23.2.3.2 |
| description: > |
| Set.prototype.clear ( ) |
| |
| ... |
| 4. Let entries be the List that is the value of S’s [[SetData]] internal slot. |
| 5. Repeat for each e that is an element of entries, |
| a. Replace the element of entries whose value is e with an element whose value is empty. |
| ... |
| |
| ---*/ |
| |
| var s = new Set([1, 2, 3]); |
| |
| assert.sameValue(s.size, 3, "The value of `s.size` is `3`"); |
| |
| var result = s.clear(); |
| |
| assert.sameValue(s.size, 0, "The value of `s.size` is `0`, after executing `s.clear()`"); |
| assert.sameValue(s.has(1), false, "`s.has(1)` returns `false`"); |
| assert.sameValue(s.has(2), false, "`s.has(2)` returns `false`"); |
| assert.sameValue(s.has(3), false, "`s.has(3)` returns `false`"); |
| assert.sameValue(result, undefined, "The result of `s.clear()` is `undefined`"); |
