1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/identifiers/part-zwj-zwnj-escaped.js b/js/src/tests/test262/language/identifiers/part-zwj-zwnj-escaped.js
new file mode 100644
index 0000000000..4ca1dacf44
--- /dev/null
+++ b/js/src/tests/test262/language/identifiers/part-zwj-zwnj-escaped.js
@@ -0,0 +1,18 @@
+// Copyright (C) 2020 Adam Kluball. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Adam Kluball
+esid: sec-names-and-keywords
+description: zero width joiner and zero width non-joiner are valid identifier parts
+---*/
+
+var $ = 1;
+var $\u200D = 2;
+var $\u200C = 3;
+
+assert.sameValue($, 1);
+assert.sameValue($\u200D, 2);
+assert.sameValue($\u200C, 3);
+
+reportCompare(0, 0);