<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=742156 --> <head> <meta charset="utf-8"> <title>Test for Bug 742156</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=742156">Mozilla Bug 742156</a> <p id="display"></p> <div id="content" style="display: none"> </div> <pre id="test"> <script type="application/javascript"> /** Test for Bug 742156 **/ var nativeToString = ("" + String.replace).replace("replace", "EventTarget"); try { var eventTargetToString = "" + EventTarget; is(eventTargetToString, nativeToString, "Stringifying a DOM interface object should return the same string" + "as stringifying a native function."); } catch (e) { ok(false, "Stringifying a DOM interface object shouldn't throw."); } try { eventTargetToString = Function.prototype.toString.call(EventTarget); is(eventTargetToString, nativeToString, "Stringifying a DOM interface object via Function.prototype.toString " + "should return the same string as stringifying a native function."); } catch (e) { ok(false, "Stringifying a DOM interface object shouldn't throw."); } </script> </pre> </body> </html>