1 files changed, 62 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/bugs/bug-proto.js b/deps/v8/test/mjsunit/bugs/bug-proto.js
new file mode 100644
index 0000000000..149088e9de
--- /dev/null
+++ b/deps/v8/test/mjsunit/bugs/bug-proto.js
@@ -0,0 +1,62 @@
+// Copyright 2013 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+var realmA = Realm.current();
+var realmB = Realm.create();
+assertEquals(0, realmA);
+assertEquals(1, realmB);
+
+// The global objects match the realms' this binding.
+assertSame(this, Realm.global(realmA));
+assertSame(Realm.eval(realmB, "this"), Realm.global(realmB));
+assertFalse(this === Realm.global(realmB));
+
+// The global object is not accessible cross-realm.
+var x = 3;
+Realm.shared = this;
+assertThrows("Realm.eval(realmB, 'x')");
+assertSame(undefined, Realm.eval(realmB, "this.x"));
+assertSame(undefined, Realm.eval(realmB, "Realm.shared.x"));
+
+Realm.eval(realmB, "Realm.global(0).y = 1");
+assertThrows("y");
+assertSame(undefined, this.y);
+
+// Can get or set other objects' properties cross-realm.
+var p = {a: 1};
+var o = {__proto__: p, b: 2};
+Realm.shared = o;
+assertSame(1, Realm.eval(realmB, "Realm.shared.a"));
+assertSame(2, Realm.eval(realmB, "Realm.shared.b"));
+
+// Cannot get or set a prototype cross-realm.
+assertSame(undefined, Realm.eval(realmB, "Realm.shared.__proto__"));
+
+Realm.eval(realmB, "Realm.shared.__proto__ = {c: 3}");
+assertSame(1, o.a);
+assertSame(undefined, o.c);
+