negative-index-throws.js (1411B)
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 features: [Atomics, BigInt, SharedArrayBuffer, TypedArray] 18 ---*/ 19 20 const i64a = new BigInt64Array( 21 new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 8) 22 ); 23 const poisoned = { 24 valueOf: function() { 25 throw new Test262Error('should not evaluate this code'); 26 } 27 }; 28 29 assert.throws(RangeError, function() { 30 Atomics.wait(i64a, -Infinity, poisoned, poisoned); 31 }); 32 assert.throws(RangeError, function() { 33 Atomics.wait(i64a, -7.999, poisoned, poisoned); 34 }); 35 assert.throws(RangeError, function() { 36 Atomics.wait(i64a, -1, poisoned, poisoned); 37 }); 38 assert.throws(RangeError, function() { 39 Atomics.wait(i64a, -300, poisoned, poisoned); 40 }); 41 42 reportCompare(0, 0);