| // Copyright 2009 the Sputnik authors. All rights reserved. | |
| // This code is governed by the BSD license found in the LICENSE file. | |
| /*--- | |
| info: Boolean.prototype has the attribute DontDelete | |
| esid: sec-boolean.prototype | |
| description: Checking if deleting the Boolean.prototype property fails | |
| includes: [propertyHelper.js] | |
| flags: [onlyStrict] | |
| ---*/ | |
| // CHECK#1 | |
| verifyNotConfigurable(Boolean, "prototype"); | |
| assert.throws(TypeError, () => { | |
| delete Boolean.prototype; | |
| }); |