1 PASS layerTree is window.internals.layerTreeAsText(document)
2 PASS successfullyParsed is true
5 The layer trees before and after should be the same, except for the position of the 50x50 sized composited fixed position layer.
8 "bounds": [2008, 2016],
11 "bounds": [2008, 2016],
12 "contentsOpaque": true,
16 "position": [20, -80],
18 "contentsOpaque": true,
20 "backgroundColor": "#C0C0C0",
34 "bounds": [2008, 2016],
37 "bounds": [2008, 2016],
38 "contentsOpaque": true,
42 "position": [20, -70],
44 "contentsOpaque": true,
46 "backgroundColor": "#C0C0C0",