poisoned-object-for-timeout-throws.js (1421B)
1 // |reftest| skip-if(!this.hasOwnProperty('Atomics')||!this.hasOwnProperty('SharedArrayBuffer')||(this.hasOwnProperty('getBuildConfiguration')&&getBuildConfiguration('arm64-simulator'))) -- Atomics,SharedArrayBuffer is not enabled unconditionally, ARM64 Simulator cannot emulate atomics 2 // Copyright (C) 2018 Amal Hussein. All rights reserved. 3 // This code is governed by the BSD license found in the LICENSE file. 4 5 /*--- 6 esid: sec-atomics.wait 7 description: > 8 Throws a TypeError if index arg can not be converted to an Integer 9 info: | 10 Atomics.wait( typedArray, index, value, timeout ) 11 12 4. Let q be ? ToNumber(timeout). 13 14 Object -> Apply the following steps: 15 16 Let primValue be ? ToPrimitive(argument, hint Number). 17 Return ? ToNumber(primValue). 18 19 features: [Atomics, SharedArrayBuffer, Symbol, Symbol.toPrimitive, TypedArray] 20 ---*/ 21 22 const i32a = new Int32Array( 23 new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4) 24 ); 25 26 const poisonedValueOf = { 27 valueOf: function() { 28 throw new Test262Error('should not evaluate this code'); 29 } 30 }; 31 32 const poisonedToPrimitive = { 33 [Symbol.toPrimitive]: function() { 34 throw new Test262Error("passing a poisoned object using @@ToPrimitive"); 35 } 36 }; 37 38 assert.throws(Test262Error, function() { 39 Atomics.wait(i32a, 0, 0, poisonedValueOf); 40 }); 41 42 assert.throws(Test262Error, function() { 43 Atomics.wait(i32a, 0, 0, poisonedToPrimitive); 44 }); 45 46 reportCompare(0, 0);