Adding upstream version 86.0.1.upstream/86.0.1upstream

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

1 files changed, 35 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/BigInt/is-a-constructor.js b/js/src/tests/test262/built-ins/BigInt/is-a-constructor.js
new file mode 100644
index 0000000000..80cd2cf59a
--- /dev/null
+++ b/js/src/tests/test262/built-ins/BigInt/is-a-constructor.js
@@ -0,0 +1,35 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-ecmascript-standard-built-in-objects
+description: >
+  BigInt is a constructor, and does implement [[Construct]], but is not new target
+info: |
+  sec-bigint-constructor
+
+  - is not intended to be used with the new operator or to be subclassed. It may be used as the value of an extends clause of a class definition but a super call to the BigInt constructor will cause an exception.
+
+  sec-bigint-constructor-number-value
+
+  1. If NewTarget is not undefined, throw a TypeError exception.
+includes: [isConstructor.js]
+features: [BigInt, Reflect.construct, arrow-function]
+---*/
+
+assert.sameValue(
+  isConstructor(BigInt),
+  true,
+  'isConstructor(BigInt) must return true'
+);
+
+assert.throws(TypeError, () => {
+  new BigInt({
+    valueOf() {
+      new Test262Error();
+    }
+  });
+}, '`new BigInt({ valueOf() {new Test262Error();}})` throws TypeError');
+
+
+reportCompare(0, 0);