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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/Atomics/wait/waiterlist-block-indexedposition-wake.js | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Atomics/wait/waiterlist-block-indexedposition-wake.js b/js/src/tests/test262/built-ins/Atomics/wait/waiterlist-block-indexedposition-wake.js new file mode 100644 index 0000000000..f3b2a06300 --- /dev/null +++ b/js/src/tests/test262/built-ins/Atomics/wait/waiterlist-block-indexedposition-wake.js @@ -0,0 +1,78 @@ +// |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 +// Copyright (C) 2018 Rick Waldron. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-atomics.wait +description: > + Get the correct WaiterList +info: | + Atomics.wait( typedArray, index, value, timeout ) + + ... + 11. Let WL be GetWaiterList(block, indexedPosition). + ... + + + GetWaiterList( block, i ) + + ... + 4. Return the WaiterList that is referenced by the pair (block, i). + +includes: [atomicsHelper.js] +features: [Atomics, SharedArrayBuffer, TypedArray] +---*/ + +var NUMAGENT = 2; +var RUNNING = 4; + +$262.agent.start(` + $262.agent.receiveBroadcast(function(sab) { + const i32a = new Int32Array(sab); + Atomics.add(i32a, ${RUNNING}, 1); + + // Wait on index 0 + $262.agent.report(Atomics.wait(i32a, 0, 0, Infinity)); + $262.agent.leaving(); + }); +`); + +$262.agent.start(` + $262.agent.receiveBroadcast(function(sab) { + const i32a = new Int32Array(sab); + Atomics.add(i32a, ${RUNNING}, 1); + + // Wait on index 2 + $262.agent.report(Atomics.wait(i32a, 2, 0, Infinity)); + $262.agent.leaving(); + }); +`); + +const i32a = new Int32Array( + new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 5) +); + +$262.agent.safeBroadcast(i32a); + +// Wait until all agents started. +$262.agent.waitUntil(i32a, RUNNING, NUMAGENT); + +// Notify index 1, notifies nothing +assert.sameValue(Atomics.notify(i32a, 1), 0, 'Atomics.notify(i32a, 1) returns 0'); + +// Notify index 3, notifies nothing +assert.sameValue(Atomics.notify(i32a, 3), 0, 'Atomics.notify(i32a, 3) returns 0'); + +// Notify index 2, notifies 1 +var woken = 0; +while ((woken = Atomics.notify(i32a, 2)) === 0) ; +assert.sameValue(woken, 1, 'Atomics.notify(i32a, 2) returns 1'); +assert.sameValue($262.agent.getReport(), 'ok', '$262.agent.getReport() returns "ok"'); + +// Notify index 0, notifies 1 +var woken = 0; +while ((woken = Atomics.notify(i32a, 0)) === 0) ; +assert.sameValue(woken, 1, 'Atomics.notify(i32a, 0) returns 1'); +assert.sameValue($262.agent.getReport(), 'ok', '$262.agent.getReport() returns "ok"'); + +reportCompare(0, 0); |