1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/DurationFormat/prototype/format/not-a-constructor.js b/js/src/tests/test262/intl402/DurationFormat/prototype/format/not-a-constructor.js
new file mode 100644
index 0000000000..a029decc62
--- /dev/null
+++ b/js/src/tests/test262/intl402/DurationFormat/prototype/format/not-a-constructor.js
@@ -0,0 +1,24 @@
+// |reftest| skip -- Intl.DurationFormat is not supported
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-Intl.DurationFormat.prototype.format
+description: >
+  Intl.DurationFormat.prototype.format does not implement [[Construct]], is not new-able
+info: |
+    Built-in function objects that are not identified as constructors do not implement the
+    [[Construct]] internal method unless otherwise specified in the description of a particular
+    function.
+includes: [isConstructor.js]
+features: [Reflect.construct, Intl.DurationFormat]
+---*/
+
+assert.throws(TypeError, () => {
+  new Intl.DurationFormat.prototype.format();
+}, "Calling as constructor");
+
+assert.sameValue(isConstructor(Intl.DurationFormat.prototype.format), false,
+  "isConstructor(Intl.DurationFormat.prototype.format)");
+
+reportCompare(0, 0);