1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/fromAsync/asyncitems-asynciterator-not-callable.js b/js/src/tests/test262/built-ins/Array/fromAsync/asyncitems-asynciterator-not-callable.js
new file mode 100644
index 0000000000..f9406f5a29
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/fromAsync/asyncitems-asynciterator-not-callable.js
@@ -0,0 +1,20 @@
+// |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 rejects if the @@asyncIterator property is not callable
+includes: [asyncHelpers.js]
+flags: [async]
+features: [Array.fromAsync]
+---*/
+
+asyncTest(async function () {
+  for (const v of [true, "", Symbol(), 1, 1n, {}]) {
+    await assert.throwsAsync(TypeError,
+      () => Array.fromAsync({ [Symbol.asyncIterator]: v }),
+      `@@asyncIterator = ${typeof v}`);
+  }
+});