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/built-ins/WeakSet/get-add-method-failure.js b/js/src/tests/test262/built-ins/WeakSet/get-add-method-failure.js
new file mode 100644
index 0000000000..f81704d2fe
--- /dev/null
+++ b/js/src/tests/test262/built-ins/WeakSet/get-add-method-failure.js
@@ -0,0 +1,32 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-weakset-iterable
+description: >
+  Return abrupt after getting `add` method.
+info: |
+  23.4.1.1 WeakSet ( [ iterable ] )
+
+  ...
+  5. If iterable is not present, let iterable be undefined.
+  6. If iterable is either undefined or null, let iter be undefined.
+  7. Else,
+    a. Let adder be Get(set, "add").
+    b. ReturnIfAbrupt(adder).
+    ...
+---*/
+
+Object.defineProperty(WeakSet.prototype, 'add', {
+  get: function() {
+    throw new Test262Error();
+  }
+});
+
+new WeakSet();
+new WeakSet(null);
+
+assert.throws(Test262Error, function() {
+  new WeakSet([]);
+});
+
+reportCompare(0, 0);