1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/DateTimeFormat/intl-legacy-constructed-symbol.js b/js/src/tests/test262/intl402/DateTimeFormat/intl-legacy-constructed-symbol.js
new file mode 100644
index 0000000000..6ca345b44e
--- /dev/null
+++ b/js/src/tests/test262/intl402/DateTimeFormat/intl-legacy-constructed-symbol.js
@@ -0,0 +1,20 @@
+// Copyright 2020 Apple Inc. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-intl.datetimeformat
+description: >
+    Tests that [[FallbackSymbol]]'s [[Description]] is "IntlLegacyConstructedSymbol" if normative optional is implemented.
+author: Yusuke Suzuki
+features: [intl-normative-optional]
+---*/
+
+let object = new Intl.DateTimeFormat();
+let newObject = Intl.DateTimeFormat.call(object);
+let symbols = Object.getOwnPropertySymbols(newObject);
+if (symbols.length !== 0) {
+    assert.sameValue(symbols.length, 1);
+    assert.sameValue(symbols[0].description, "IntlLegacyConstructedSymbol");
+}
+
+reportCompare(0, 0);