From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 .../extensions/preventExtensions-cross-global.js   | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 js/src/tests/ecma_5/extensions/preventExtensions-cross-global.js

(limited to 'js/src/tests/ecma_5/extensions/preventExtensions-cross-global.js')

diff --git a/js/src/tests/ecma_5/extensions/preventExtensions-cross-global.js b/js/src/tests/ecma_5/extensions/preventExtensions-cross-global.js
new file mode 100644
index 000000000..0cc68e0fb
--- /dev/null
+++ b/js/src/tests/ecma_5/extensions/preventExtensions-cross-global.js
@@ -0,0 +1,49 @@
+// |reftest| skip-if(!xulRuntime.shell) -- needs newGlobal()
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ * Contributor:
+ *   Jeff Walden <jwalden+code@mit.edu>
+ */
+
+var gTestfile = 'preventExtensions-cross-global.js';
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 789897;
+var summary =
+  "Object.preventExtensions and Object.isExtensible should work correctly " +
+  "across globals";
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+var otherGlobal = newGlobal();
+
+var obj = {};
+assertEq(otherGlobal.Object.isExtensible(obj), true);
+assertEq(otherGlobal.Object.preventExtensions(obj), obj);
+assertEq(otherGlobal.Object.isExtensible(obj), false);
+
+var objFromOther = otherGlobal.Object();
+assertEq(Object.isExtensible(objFromOther), true);
+assertEq(Object.preventExtensions(objFromOther), objFromOther);
+assertEq(Object.isExtensible(objFromOther), false);
+
+var proxy = new Proxy({}, {});
+assertEq(otherGlobal.Object.isExtensible(proxy), true);
+assertEq(otherGlobal.Object.preventExtensions(proxy), proxy);
+assertEq(otherGlobal.Object.isExtensible(proxy), false);
+
+var proxyFromOther = otherGlobal.evaluate("new Proxy({}, {})");
+assertEq(Object.isExtensible(proxyFromOther), true);
+assertEq(Object.preventExtensions(proxyFromOther), proxyFromOther);
+assertEq(Object.isExtensible(proxyFromOther), false);
+
+/******************************************************************************/
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
+
+print("Tests complete");
-- 
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