negative-index-throws.js (1399B)
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 RangeError is index < 0 9 info: | 10 Atomics.wait( typedArray, index, value, timeout ) 11 12 2.Let i be ? ValidateAtomicAccess(typedArray, index). 13 ... 14 2.Let accessIndex be ? ToIndex(requestIndex). 15 ... 16 2.b If integerIndex < 0, throw a RangeError exception 17 18 features: [Atomics, SharedArrayBuffer, TypedArray] 19 ---*/ 20 21 const i32a = new Int32Array( 22 new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4) 23 ); 24 25 const poisoned = { 26 valueOf: function() { 27 throw new Test262Error('should not evaluate this code'); 28 } 29 }; 30 31 assert.throws(RangeError, function() { 32 Atomics.wait(i32a, -Infinity, poisoned, poisoned); 33 }); 34 assert.throws(RangeError, function() { 35 Atomics.wait(i32a, -7.999, poisoned, poisoned); 36 }); 37 assert.throws(RangeError, function() { 38 Atomics.wait(i32a, -1, poisoned, poisoned); 39 }); 40 assert.throws(RangeError, function() { 41 Atomics.wait(i32a, -300, poisoned, poisoned); 42 }); 43 44 reportCompare(0, 0);