Bug 1936153 [wpt PR 49603] - DOM: Enable moveBefore() into Document n…

…odes, a=testonly

Automatic update from web-platform-tests
DOM: Enable moveBefore() into Document nodes

See
whatwg/dom#1307 (review).

R=nrosenthalchromium.org

Bug: 40150299
Change-Id: I01b148f65c9e9c2545e7287ae38eb0e39f57d3d3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6081493
Commit-Queue: Dominic Farolino <domchromium.org>
Reviewed-by: Noam Rosenthal <nrosenthalchromium.org>
Cr-Commit-Position: refs/heads/main{#1394297}

--

wpt-commits: 64e219541d6cf8165e11c2625bba82381044075f
wpt-pr: 49603

UltraBlame original commit: d964e73cee7b89a9e21d8d4ccb3ffb0a8b5ac913

testing/web-platform/tests/dom/nodes/moveBefore/tentative/Node-moveBefore.html

@@ -1008,17 +1008,20 @@
 parent
 is
 not
-an
+a
+Document
+DocumentFragment
+or
 Element
 node
 then
 throw
 a
+/
+/
 "
 HierarchyRequestError
 "
-/
-/
 DOMException
 .
 "
@@ -1131,11 +1134,40 @@
 case
 when
 moving
-a
-node
-into
 an
 Element
+directly
+under
+the
+/
+/
+document
+.
+This
+is
+not
+moveBefore
+(
+)
+-
+specific
+behavior
+;
+it
+is
+consistent
+/
+/
+with
+traditional
+Document
+insertion
+rules
+just
+like
+insertBefore
+(
+)
 .
 iframe
 .
@@ -1171,6 +1203,88 @@
 >
 {
 const
+iframe
+=
+document
+.
+body
+.
+appendChild
+(
+document
+.
+createElement
+(
+'
+iframe
+'
+)
+)
+;
+const
+comment
+=
+iframe
+.
+contentDocument
+.
+createComment
+(
+"
+comment
+"
+)
+;
+iframe
+.
+contentDocument
+.
+body
+.
+append
+(
+comment
+)
+;
+iframe
+.
+contentDocument
+.
+moveBefore
+(
+comment
+null
+)
+;
+assert_equals
+(
+comment
+.
+parentNode
+iframe
+.
+contentDocument
+)
+;
+}
+"
+moveBefore
+(
+)
+CharacterData
+into
+a
+Document
+"
+)
+;
+test
+(
+t
+=
+>
+{
+const
 comment
 =
 document