1 files changed, 39 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/fromAsync/async-iterable-input-does-not-await-input.js b/js/src/tests/test262/built-ins/Array/fromAsync/async-iterable-input-does-not-await-input.js
new file mode 100644
index 0000000000..7512a69e3f
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/fromAsync/async-iterable-input-does-not-await-input.js
@@ -0,0 +1,39 @@
+// |reftest| async
+// Copyright (C) 2023 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-array.fromasync
+description: Async-iterable input does not await input values.
+includes: [compareArray.js, asyncHelpers.js]
+flags: [async]
+features: [Array.fromAsync]
+---*/
+
+asyncTest(async function () {
+  const prom = Promise.resolve({});
+  const expected = [ prom ];
+
+  function createInput () {
+    return {
+      // The following async iterator will yield one value
+      // (the promise named “prom”).
+      [Symbol.asyncIterator]() {
+        let i = 0;
+        return {
+          async next() {
+            if (i > 0) {
+              return { done: true };
+            }
+            i++;
+            return { value: prom, done: false }
+          },
+        };
+      },
+    };
+  }
+
+  const input = createInput();
+  const output = await Array.fromAsync(input);
+  assert.compareArray(output, expected);
+});