1 files changed, 21 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/fromAsync/asyncitems-bigint.js b/js/src/tests/test262/built-ins/Array/fromAsync/asyncitems-bigint.js
new file mode 100644
index 0000000000..307b8da877
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/fromAsync/asyncitems-bigint.js
@@ -0,0 +1,21 @@
+// |reftest| async
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-array.fromasync
+description: >
+  Array.fromAsync treats a BigInt as an array-like
+includes: [asyncHelpers.js, compareArray.js]
+flags: [async]
+features: [Array.fromAsync]
+---*/
+
+asyncTest(async function () {
+  BigInt.prototype.length = 2;
+  BigInt.prototype[0] = 1;
+  BigInt.prototype[1] = 2;
+
+  const result = await Array.fromAsync(1n);
+  assert.compareArray(result, [1, 2]);
+});