test_bug548828.html (1252B)
1 <!DOCTYPE HTML> 2 <html> 3 <!-- 4 https://bugzilla.mozilla.org/show_bug.cgi?id=548828 5 --> 6 <head> 7 <title>Test for Bug 548828</title> 8 <script src="/tests/SimpleTest/SimpleTest.js"></script> 9 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> 10 </head> 11 <body> 12 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=548828">Mozilla Bug 548828</a> 13 <p id="display"></p> 14 <div id="content" style="display: none"> 15 16 </div> 17 <pre id="test"> 18 <script class="testbody" type="text/javascript"> 19 20 /** Test for Bug 548828 */ 21 var head = document.getElementsByTagName("head")[0]; 22 is(document.head, head, "document.head and document.getElementsByTagName(\"head\")[0] should match"); 23 document.head = ""; 24 is(document.head, head, "document.head reassigned"); 25 document.head = document.createElement("head"); 26 is(document.head, head, "new element created with the name \"head\""); 27 document.documentElement.appendChild(document.createElement("head")); 28 is(document.head, head, "new child named head appended to document"); 29 var head2 = document.createElement("head"); 30 document.documentElement.insertBefore(head2, head); 31 is(document.head, head2, "new head inserted before existing head"); 32 33 </script> 34 </pre> 35 </body> 36 </html>