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-rw-r--r--js/xpconnect/tests/chrome/test_bug720619.xul49
1 files changed, 49 insertions, 0 deletions
diff --git a/js/xpconnect/tests/chrome/test_bug720619.xul b/js/xpconnect/tests/chrome/test_bug720619.xul
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--- /dev/null
+++ b/js/xpconnect/tests/chrome/test_bug720619.xul
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+<?xml version="1.0"?>
+<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+ type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=720619
+-->
+<window title="Mozilla Bug 720619"
+ xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+ <script type="application/javascript"
+ src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+
+ <!-- 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=720619"
+ target="_blank">Mozilla Bug 720619</a>
+
+ <!-- test code goes here -->
+ <script type="application/javascript"><![CDATA[
+ /** Test for Bug 720619 **/
+ const Cu = Components.utils;
+
+ var obj = {
+ valueOf: function () {
+ return 42;
+ },
+ toString: function () {
+ return 'str';
+ }
+ };
+
+ var content = new Cu.Sandbox("about:blank");
+ content.obj = obj;
+
+ ok(Cu.evalInSandbox("obj + ''", content) == "[object Object]");
+ ok(Cu.evalInSandbox("'' + obj", content) == "[object Object]");
+ ok(isNaN(Cu.evalInSandbox("obj - 0", content)));
+ ok(Cu.evalInSandbox("String(obj)", content) == "[object Object]");
+
+ var chrome = new Cu.Sandbox(window);
+ chrome.obj = obj;
+
+ ok(Cu.evalInSandbox("obj + ''", chrome) == "42");
+ ok(Cu.evalInSandbox("'' + obj", chrome) == "42");
+ ok(Cu.evalInSandbox("obj - 0", chrome) == 42);
+ ok(Cu.evalInSandbox("String(obj)", chrome) == "str");
+ ]]></script>
+ </body>
+</window>