| <!DOCTYPE HTML> | |
| <meta charset=utf-8> | |
| <title>Null test</title> | |
| <script src="/resources/testharness.js"></script> | |
| <script src="/resources/testharnessreport.js"></script> | |
| <h1>Test of previousElementSibling and nextElementSibling returning null</h1> | |
| <div id="log"></div> | |
| <p id="parentEl">The result of this test is <span id="first_element_child" style="font-weight:bold;">unknown.</span></p> | |
| <script> | |
| test(function() { | |
| var fec = document.getElementById("first_element_child"); | |
| assert_equals(fec.previousElementSibling, null) | |
| assert_equals(fec.nextElementSibling, null) | |
| }) | |
| </script> | |