1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ShadowRealm/descriptor.js b/js/src/tests/test262/built-ins/ShadowRealm/descriptor.js
new file mode 100644
index 0000000000..df8f861046
--- /dev/null
+++ b/js/src/tests/test262/built-ins/ShadowRealm/descriptor.js
@@ -0,0 +1,18 @@
+// |reftest| shell-option(--enable-shadow-realms) skip-if(!xulRuntime.shell) -- requires shell-options
+// Copyright (C) 2021 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-shadowrealm-constructor
+description: >
+  The ShadowRealm constructor is the initial value of the "ShadowRealm" property of the global object.
+includes: [propertyHelper.js]
+features: [ShadowRealm]
+---*/
+
+verifyProperty(this, "ShadowRealm", {
+  enumerable: false,
+  writable: true,
+  configurable: true,
+});
+
+reportCompare(0, 0);