| <html> |
| <head> |
| <script> |
| function doit() |
| { |
| var B = document.getElementById("span-B"); |
| B.customProperty = "B"; |
| B.parentNode.customProperty = "A"; |
| B.firstChild.customProperty = "C"; |
| |
| document.getElementById("div").innerHTML = "<span>replacement content</span>"; |
| |
| // create lots of objects to force a garbage collection |
| var i = 0; |
| var s; |
| while (i < 5000) { |
| i = i+1.11; |
| s = s + " "; |
| } |
| |
| var output= document.getElementById("output"); |
| |
| output.innerHTML += B.customProperty + "<BR>"; |
| if (B.parentNode) { |
| output.innerHTML += B.parentNode.customProperty + "<BR>"; |
| } |
| if (B.firstChild) { |
| output.innerHTML += B.firstChild.customProperty + "<BR>"; |
| } |
| } |
| |
| if (window.testRunner) { |
| testRunner.dumpAsText(); |
| } |
| |
| </script> |
| </head> |
| |
| <body onload="doit()"> |
| <div style="border: 1px solid red"> |
| <p> |
| This test verifies that JavaScript wrappers for DOM nodes are |
| protected against garbage collection for node trees that are outside |
| the document, so long as there's a reference to at least one node in |
| the tree. |
| </p> |
| <p> |
| The output should be the following pieces of text on lines by themselves: "replacement content", "B", "A", "C". |
| </p> |
| </div> |
| <div id="div"> |
| <span id="span-A"><span id="span-B"><span id="span-C">original span</span></span></span> |
| </div> |
| <div id="output"> |
| </div> |
| </body> |
| </html> |
