1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Math/f16round/not-a-constructor.js b/js/src/tests/test262/built-ins/Math/f16round/not-a-constructor.js
new file mode 100644
index 0000000000..1dcb13eb89
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Math/f16round/not-a-constructor.js
@@ -0,0 +1,19 @@
+// |reftest| shell-option(--enable-float16array) skip-if(!this.hasOwnProperty('Float16Array')||!xulRuntime.shell) -- Float16Array is not enabled unconditionally, requires shell-options
+// Copyright (C) 2024 Kevin Gibbons. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-ecmascript-standard-built-in-objects
+description: >
+  Math.f16round does not implement [[Construct]], is not new-able
+includes: [isConstructor.js]
+features: [Float16Array, Reflect.construct]
+---*/
+
+assert(!isConstructor(Math.f16round), "Math.f16round is not a constructor");
+
+assert.throws(TypeError, function () {
+  new Math.fround();
+});
+
+reportCompare(0, 0);