| <!doctype html> |
| <title>Replacement of document prototype object after document.open</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <div id="log"></div> |
| <iframe src="004-1.html"></iframe> |
| <script> |
| var t = async_test(); |
| var iframe; |
| onload = t.step_func(function() { |
| var iframe = document.getElementsByTagName("iframe")[0]; |
| var handle = Object.getPrototypeOf(iframe.contentDocument); |
| handle.test_state = 1; |
| iframe.contentDocument.open(); |
| var new_handle = Object.getPrototypeOf(iframe.contentDocument); |
| assert_equals(new_handle.test_state, undefined); |
| assert_not_equals(new_handle, handle); |
| t.done(); |
| }); |
| </script> |
