19919 2012-11-09 14:14:10 +0000 [Shadow]: iframes as shadow hosts: bugs in chrome v23 or spec change 2012-11-09 17:04:36 +0000 1 1 1 Unclassified WebAppsWG HISTORICAL - Component Model unspecified PC Windows NT RESOLVED DUPLICATE 18435 P2 normal --- 14978 1 mfursov dglazkov public-webapps-bugzilla oldest_to_newest 78104 0 mfursov 2012-11-09 14:14:10 +0000 Here is the statement: "The existence of multiple DOM trees is enabled by letting any element in the document tree to host one or more additional DOM trees" And here is the test that passes with Chrome v22 and fails with Chrome v23: // check one or multiple shadows for more complex element (<iframe>) test(function () { var d = newHTMLDocument(); var n = d.createElement('iframe'); d.body.appendChild(n); var s1 = new SR(n); assert_equals(s1.ownerDocument, d, 'Check1 for s1.ownerDocument value'); var s2 = new SR(n); assert_equals(s2.ownerDocument, d, 'Check1 for s2.ownerDocument value'); assert_equals(s1.ownerDocument, d, 'Check2 for s1.ownerDocument value'); }, 'A_04_00_01_T02', PROPS(A_04_00_01, { author:'Mikhail Fursov <mfursov@unipro.ru>', reviewer:'' })); This either issue for spec or for chrome(webkit) v23 78105 1 mfursov 2012-11-09 14:15:59 +0000 The error text is: [HIERARCHY_REQUEST_ERR: DOM Exception 3(stack: Error: A Node was inserted somewhere it doesn't belong. at Object.PROPS.author and the error is produced by var s1 = new SR(n); when n is a iframe node 78106 2 mfursov 2012-11-09 14:20:27 +0000 The error message looks strange and unrelated, however test syntax is correct and passes with the following minor mod: ('new SR(n)' commented) // check one or multiple shadows for more complex element (<iframe>) test(function () { var d = newHTMLDocument(); var n = d.createElement('iframe'); d.body.appendChild(n); var s1 = {ownerDocument: d};//new SR(n); assert_equals(s1.ownerDocument, d, 'Check1 for s1.ownerDocument value'); var s2 = {ownerDocument: d};//new SR(n); assert_equals(s2.ownerDocument, d, 'Check1 for s2.ownerDocument value'); assert_equals(s1.ownerDocument, d, 'Check2 for s1.ownerDocument value'); }, 'A_04_00_01_T02', PROPS(A_04_00_01, { author:'Mikhail Fursov <mfursov@unipro.ru>', reviewer:'' })); 78107 3 mfursov 2012-11-09 14:23:52 +0000 + if you change 'iframe' to 'div' in the original test, the test starts to pass. 78130 4 dglazkov 2012-11-09 17:02:47 +0000 This is both a spec and an implementation issue. I need to raise this in the WG. 78131 5 dglazkov 2012-11-09 17:03:46 +0000 *** This bug has been marked as a duplicate of bug 18435 *** 78133 6 dglazkov 2012-11-09 17:04:36 +0000 See https://bugs.webkit.org/show_bug.cgi?id=90859 for implementation bug.