summaryrefslogtreecommitdiffstats
path: root/js/xpconnect/tests/chrome/test_exposeInDerived.xul
diff options
context:
space:
mode:
authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /js/xpconnect/tests/chrome/test_exposeInDerived.xul
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
downloadUXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip
Add m-esr52 at 52.6.0
Diffstat (limited to 'js/xpconnect/tests/chrome/test_exposeInDerived.xul')
-rw-r--r--js/xpconnect/tests/chrome/test_exposeInDerived.xul46
1 files changed, 46 insertions, 0 deletions
diff --git a/js/xpconnect/tests/chrome/test_exposeInDerived.xul b/js/xpconnect/tests/chrome/test_exposeInDerived.xul
new file mode 100644
index 000000000..2ed3bb91e
--- /dev/null
+++ b/js/xpconnect/tests/chrome/test_exposeInDerived.xul
@@ -0,0 +1,46 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=804630
+-->
+<window title="Mozilla Bug 804630"
+ xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+ <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
+
+ <!-- test results are displayed in the html:body -->
+ <body xmlns="http://www.w3.org/1999/xhtml">
+ <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=804630"
+ target="_blank">Mozilla Bug 804630</a>
+ </body>
+
+ <!-- test code goes here -->
+ <script type="application/javascript">
+ <![CDATA[
+ /** Test to make sure that COWed objects can expose properties from their prototypes. **/
+ const Cu = Components.utils;
+
+ // Set up the sandbox.
+ var sb = new Cu.Sandbox('http://www.example.com');
+ sb.ok = ok;
+ sb.is = is;
+
+ // Make a chrome object that exposes objects off its prototype.
+ sb.proto = { read: 42, readWrite: 32, __exposedProps__: {} };
+ sb.obj = { __exposedProps__: { read: 'r', readWrite: 'rw' } };
+ sb.obj.__proto__ = sb.proto;
+
+ // Make sure we can't access any of the properties on the prototype directly.
+ Cu.evalInSandbox('is(proto.read, undefined, "proto.read inaccessible");', sb);
+ Cu.evalInSandbox('var wrote = false; ' +
+ 'try { proto.readWrite = 12; wrote = true; } catch(e) {} ' +
+ ' ok(!wrote, "Should not write proto property");', sb);
+
+ // Make sure we can access the exposed properties via the derived object.
+ Cu.evalInSandbox('is(obj.read, 42, "obj.read accessible");', sb);
+ Cu.evalInSandbox('is(obj.readWrite, 32, "obj.readWrite is readable");', sb);
+ Cu.evalInSandbox('obj.readWrite = 8; is(obj.readWrite, 8, "obj.readWrite is writable");', sb);
+
+ ]]>
+ </script>
+</window>