Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

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

1 files changed, 29 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/Function/prototype/restricted-property-arguments.js b/js/src/tests/test262/built-ins/Function/prototype/restricted-property-arguments.js
new file mode 100644
index 0000000000..fc2a877636
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Function/prototype/restricted-property-arguments.js
@@ -0,0 +1,29 @@
+// Copyright (C) 2015 Caitlin Potter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: Intrinsic %FunctionPrototype% has poisoned own property "arguments"
+includes: [propertyHelper.js]
+es6id: 8.2.2 S12, 9.2.7
+---*/
+
+var FunctionPrototype = Function.prototype;
+
+assert.sameValue(FunctionPrototype.hasOwnProperty('arguments'), true, 'The result of %FunctionPrototype%.hasOwnProperty("arguments") is true');
+var descriptor = Object.getOwnPropertyDescriptor(FunctionPrototype, 'arguments');
+assert.sameValue(typeof descriptor.get, 'function', '%FunctionPrototype%.arguments is an accessor property');
+assert.sameValue(typeof descriptor.set, 'function', '%FunctionPrototype%.arguments is an accessor property');
+assert.sameValue(descriptor.get, descriptor.set, '%FunctionPrototype%.arguments getter/setter are both %ThrowTypeError%');
+
+assert.throws(TypeError, function() {
+  return FunctionPrototype.arguments;
+});
+
+assert.throws(TypeError, function() {
+  FunctionPrototype.arguments = {};
+});
+
+verifyNotEnumerable(FunctionPrototype, 'arguments');
+verifyConfigurable(FunctionPrototype, 'arguments');
+
+reportCompare(0, 0);