<!doctype html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=433662 --> <title>Test for Bug 433662</title> <script src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" href="/tests/SimpleTest/test.css"/> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=433662">Mozilla Bug 433662</a> <script> /** Test for Bug 433662 **/ var range = document.createRange(); range.setStart(document.body, 0); range.insertNode(document.createComment("abc")); is(document.body.firstChild.nodeType, Node.COMMENT_NODE, "Comment must be inserted (start of node)"); is(document.body.firstChild.nodeValue, "abc", "Comment must have right contents (start of node)"); is(range.endOffset, 1, "insertNode() needs to include the newly-added node (start of node)"); range.setStart(document.body, document.body.childNodes.length); range.insertNode(document.createComment("def")); is(document.body.lastChild.nodeType, Node.COMMENT_NODE, "Comment must be inserted (end of node)"); is(document.body.lastChild.nodeValue, "def", "Comment must have right contents (end of node)"); is(range.endOffset, document.body.childNodes.length, "insertNode() needs to include the newly-added node (end of node)"); </script>