1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/optional-chaining/optional-expression.js b/js/src/tests/test262/language/optional-chaining/optional-expression.js
new file mode 100644
index 000000000..38cba72d2
--- /dev/null
+++ b/js/src/tests/test262/language/optional-chaining/optional-expression.js
@@ -0,0 +1,29 @@
+// Copyright 2019 Google, Inc.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: prod-OptionalExpression
+description: >
+  optional chain on recursive optional expression
+info: |
+  Left-Hand-Side Expressions
+    OptionalExpression:
+      OptionalExpression OptionalChain
+features: [optional-chaining]
+---*/
+
+const obj = {
+  a: {
+    b: 22
+  }
+};
+
+function fn () {
+  return {};
+}
+
+// OptionalExpression (MemberExpression OptionalChain) OptionalChain
+assert.sameValue(22, obj?.a?.b);
+// OptionalExpression (CallExpression OptionalChain) OptionalChain
+assert.sameValue(undefined, fn()?.a?.b);
+
+reportCompare(0, 0);