| // Copyright (C) 2018 Amal Hussein. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| esid: sec-atomics.wait |
| description: > |
| Throws a TypeError if index arg can not be converted to an Integer |
| info: | |
| Atomics.wait( typedArray, index, value, timeout ) |
| |
| 4. Let q be ? ToNumber(timeout). |
| |
| Symbol --> Throw a TypeError exception. |
| |
| includes: [atomicsHelper.js] |
| features: [Atomics, SharedArrayBuffer, Symbol, Symbol.toPrimitive, TypedArray] |
| ---*/ |
| |
| const RUNNING = 1; |
| |
| $262.agent.start(` |
| $262.agent.receiveBroadcast(function(sab) { |
| const i32a = new Int32Array(sab); |
| Atomics.add(i32a, ${RUNNING}, 1); |
| |
| let status1 = ""; |
| let status2 = ""; |
| |
| try { |
| Atomics.wait(i32a, 0, 0, Symbol("1")); |
| } catch (error) { |
| status1 = 'Symbol("1")'; |
| } |
| try { |
| Atomics.wait(i32a, 0, 0, Symbol("2")); |
| } catch (error) { |
| status2 = 'Symbol("2")'; |
| } |
| |
| $262.agent.report(status1); |
| $262.agent.report(status2); |
| $262.agent.leaving(); |
| }); |
| `); |
| |
| const i32a = new Int32Array( |
| new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4) |
| ); |
| |
| $262.agent.safeBroadcast(i32a); |
| $262.agent.waitUntil(i32a, RUNNING, 1); |
| |
| // Try to yield control to ensure the agent actually started to wait. |
| $262.agent.tryYield(); |
| |
| assert.sameValue( |
| $262.agent.getReport(), |
| 'Symbol("1")', |
| '$262.agent.getReport() returns "Symbol("1")"' |
| ); |
| assert.sameValue( |
| $262.agent.getReport(), |
| 'Symbol("2")', |
| '$262.agent.getReport() returns "Symbol("2")"' |
| ); |
| |
| assert.sameValue(Atomics.notify(i32a, 0), 0, 'Atomics.notify(i32a, 0) returns 0'); |