The test verifies that ghost rules are present for elements in shadow roots.
Number of shadow roots: 1
Ghost rules appear for elements inside shadow roots
Dumping inline style: 
{
}
Dumping matched rules: 
*#comments* {    regular
    top: 10px; @[2:10-2:20]
    top: 10px; @[undefined-undefined]
}
 {    regular
    margin-left: 10px; @[4:10-4:34]
}
Dumping inherited rules: