Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 32 insertions, 0 deletions

diff --git a/js/src/tests/test262/language/expressions/optional-chaining/new-target-optional-call.js b/js/src/tests/test262/language/expressions/optional-chaining/new-target-optional-call.js
new file mode 100644
index 0000000000..df05a11507
--- /dev/null
+++ b/js/src/tests/test262/language/expressions/optional-chaining/new-target-optional-call.js
@@ -0,0 +1,32 @@
+// Copyright 2019 Google, LLC.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: prod-OptionalExpression
+description: >
+  optional call invoked on new.target should be equivalent to call
+info: |
+  OptionalExpression
+    MemberExpression OptionalChain
+      NewTarget OptionalChain
+features: [optional-chaining]
+---*/
+
+const newTargetContext = (function() { return this; })();
+
+let called = false;
+// should be set to 'undefined' or global context, depending on whether
+// mode is strict or sloppy.
+let context = null;
+function Base() {
+  called = true;
+  context = this;
+}
+function Foo(blerg) {
+  new.target?.();
+}
+
+Reflect.construct(Foo, [], Base);
+assert(context === newTargetContext);
+assert.sameValue(called, true);
+
+reportCompare(0, 0);