From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../undefined-index-defaults-to-zero-agent.js      | 84 ++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 js/src/tests/test262/built-ins/Atomics/waitAsync/bigint/undefined-index-defaults-to-zero-agent.js

(limited to 'js/src/tests/test262/built-ins/Atomics/waitAsync/bigint/undefined-index-defaults-to-zero-agent.js')

diff --git a/js/src/tests/test262/built-ins/Atomics/waitAsync/bigint/undefined-index-defaults-to-zero-agent.js b/js/src/tests/test262/built-ins/Atomics/waitAsync/bigint/undefined-index-defaults-to-zero-agent.js
new file mode 100644
index 0000000000..0eb729af68
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Atomics/waitAsync/bigint/undefined-index-defaults-to-zero-agent.js
@@ -0,0 +1,84 @@
+// |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: >
+  Undefined index arg is coerced to zero
+info: |
+  Atomics.waitAsync( typedArray, index, value, timeout )
+
+  1. Return DoWait(async, typedArray, index, value, timeout).
+
+  DoWait ( mode, typedArray, index, value, timeout )
+
+  2. Let i be ? ValidateAtomicAccess(typedArray, index).
+      ...
+      2.Let accessIndex be ? ToIndex(requestIndex).
+
+      9.If IsSharedArrayBuffer(buffer) is false, throw a TypeError exception.
+        ...
+          3.If bufferData is a Data Block, return false
+
+          If value is undefined, then
+          Let index be 0.
+
+flags: [async]
+includes: [atomicsHelper.js]
+features: [Atomics.waitAsync, SharedArrayBuffer, TypedArray, Atomics, BigInt, arrow-function, async-functions]
+---*/
+assert.sameValue(typeof Atomics.waitAsync, 'function', 'The value of `typeof Atomics.waitAsync` is "function"');
+
+const WAIT_INDEX = 0;
+const RUNNING = 1;
+const NUMAGENT = 2;
+const NOTIFYCOUNT = 2;
+
+$262.agent.start(`
+  $262.agent.receiveBroadcast(async (sab) => {
+    var i64a = new BigInt64Array(sab);
+    Atomics.add(i64a, ${RUNNING}, 1n);
+
+    $262.agent.report("A " + (await Atomics.waitAsync(i64a, undefined, 0n).value));
+    $262.agent.leaving();
+  });
+`);
+
+$262.agent.start(`
+  $262.agent.receiveBroadcast(async (sab) => {
+    var i64a = new BigInt64Array(sab);
+    Atomics.add(i64a, ${RUNNING}, 1n);
+
+    $262.agent.report("B " + (await Atomics.waitAsync(i64a, undefined, 0n).value));
+    $262.agent.leaving();
+  });
+`);
+
+const i64a = new BigInt64Array(
+  new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)
+);
+
+$262.agent.safeBroadcastAsync(i64a, RUNNING, BigInt(NUMAGENT)).then(async (agentCount) => {
+
+  assert.sameValue(
+    agentCount,
+    BigInt(NUMAGENT),
+    'The value of `agentCount` must return the same value returned by BigInt(NUMAGENT)'
+  );
+
+  assert.sameValue(
+    Atomics.notify(i64a, WAIT_INDEX, NOTIFYCOUNT),
+    NOTIFYCOUNT,
+    'Atomics.notify(new BigInt64Array(new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)), 0, 2) must return the value of NOTIFYCOUNT'
+  );
+
+  const reports = [
+    await $262.agent.getReportAsync(),
+    await $262.agent.getReportAsync(),
+  ];
+
+  reports.sort();
+  assert.sameValue(reports[0], 'A ok', 'The value of reports[0] is "A ok"');
+  assert.sameValue(reports[1], 'B ok', 'The value of reports[1] is "B ok"');
+}).then($DONE, $DONE);
+
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