1 files changed, 105 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Atomics/waitAsync/object-for-timeout-agent.js b/js/src/tests/test262/built-ins/Atomics/waitAsync/object-for-timeout-agent.js
new file mode 100644
index 0000000000..ae681bf391
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Atomics/waitAsync/object-for-timeout-agent.js
@@ -0,0 +1,105 @@
+// |reftest| skip async -- Atomics.waitAsync is not supported
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-atomics.waitasync
+description: >
+  Object valueOf, toString, toPrimitive Zero timeout arg should result in an +0 timeout
+info: |
+  Atomics.waitAsync( typedArray, index, value, timeout )
+
+  1. Return DoWait(async, typedArray, index, value, timeout).
+
+  DoWait ( mode, typedArray, index, value, timeout )
+
+  6. Let q be ? ToNumber(timeout).
+
+    Object -> Apply the following steps:
+
+      Let primValue be ? ToPrimitive(argument, hint Number).
+      Return ? ToNumber(primValue).
+
+flags: [async]
+includes: [atomicsHelper.js]
+features: [Atomics.waitAsync, SharedArrayBuffer, TypedArray, Atomics, arrow-function, async-functions]
+---*/
+assert.sameValue(typeof Atomics.waitAsync, 'function', 'The value of `typeof Atomics.waitAsync` is "function"');
+
+const RUNNING = 1;
+
+$262.agent.start(`
+  const valueOf = {
+    valueOf() {
+      return 0;
+    }
+  };
+
+  const toString = {
+    toString() {
+      return "0";
+    }
+  };
+
+  const toPrimitive = {
+    [Symbol.toPrimitive]() {
+      return 0;
+    }
+  };
+
+  $262.agent.receiveBroadcast(async (sab) => {
+    const i32a = new Int32Array(sab);
+    Atomics.add(i32a, ${RUNNING}, 1);
+    $262.agent.report(await Atomics.waitAsync(i32a, 0, 0, valueOf).value);
+    $262.agent.report(await Atomics.waitAsync(i32a, 0, 0, toString).value);
+    $262.agent.report(await Atomics.waitAsync(i32a, 0, 0, toPrimitive).value);
+    $262.agent.report(Atomics.waitAsync(i32a, 0, 0, valueOf).value);
+    $262.agent.report(Atomics.waitAsync(i32a, 0, 0, toString).value);
+    $262.agent.report(Atomics.waitAsync(i32a, 0, 0, toPrimitive).value);
+    $262.agent.leaving();
+  });
+`);
+
+const i32a = new Int32Array(
+  new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
+);
+
+$262.agent.safeBroadcastAsync(i32a, RUNNING, 1).then(async (agentCount) => {
+
+  assert.sameValue(agentCount, 1, 'The value of `agentCount` is 1');
+
+  assert.sameValue(
+    await $262.agent.getReportAsync(),
+    'timed-out',
+    '(await $262.agent.getReportAsync()) resolves to the value "timed-out"'
+  );
+  assert.sameValue(
+    await $262.agent.getReportAsync(),
+    'timed-out',
+    '(await $262.agent.getReportAsync()) resolves to the value "timed-out"'
+  );
+  assert.sameValue(
+    await $262.agent.getReportAsync(),
+    'timed-out',
+    '(await $262.agent.getReportAsync()) resolves to the value "timed-out"'
+  );
+  assert.sameValue(
+    await $262.agent.getReportAsync(),
+    'timed-out',
+    '(await $262.agent.getReportAsync()) resolves to the value "timed-out"'
+  );
+  assert.sameValue(
+    await $262.agent.getReportAsync(),
+    'timed-out',
+    '(await $262.agent.getReportAsync()) resolves to the value "timed-out"'
+  );
+  assert.sameValue(
+    await $262.agent.getReportAsync(),
+    'timed-out',
+    '(await $262.agent.getReportAsync()) resolves to the value "timed-out"'
+  );
+
+  assert.sameValue(Atomics.notify(i32a, 0), 0, 'Atomics.notify(new Int32Array(new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)), 0) must return 0');
+
+}).then($DONE, $DONE);
+