prop-desc.js (1263B)
1 // |reftest| skip-if(!this.hasOwnProperty('Atomics')) -- Atomics is not enabled unconditionally 2 // Copyright (C) 2016 The V8 Project authors. All rights reserved. 3 // This code is governed by the BSD license found in the LICENSE file. 4 5 /*--- 6 esid: sec-atomics-object 7 description: > 8 Property descriptor of Atomics 9 info: | 10 The Atomics Object 11 12 ... 13 The Atomics object does not have a [[Construct]] internal method; 14 it is not possible to use the Atomics object as a constructor with the new operator. 15 16 The Atomics object does not have a [[Call]] internal method; 17 it is not possible to invoke the Atomics object as a function. 18 19 17 ECMAScript Standard Built-in Objects: 20 21 Every other data property described in clauses 18 through 26 and in Annex B.2 22 has the attributes { [[Writable]]: true, [[Enumerable]]: false, 23 [[Configurable]]: true } unless otherwise specified. 24 includes: [propertyHelper.js] 25 features: [Atomics] 26 ---*/ 27 28 assert.sameValue(typeof Atomics, "object", 'The value of `typeof Atomics` is "object"'); 29 30 assert.throws(TypeError, function() { 31 Atomics(); 32 }); 33 34 assert.throws(TypeError, function() { 35 new Atomics(); 36 }); 37 38 verifyProperty(this, "Atomics", { 39 enumerable: false, 40 writable: true, 41 configurable: true 42 }); 43 44 reportCompare(0, 0);