Harness status: OK
Found 2 tests
assert_array_equals(["root-0", "root-0-0", "root-1"], ["root-0", "root-0-0", "root-1"]) at Test.<anonymous> ( /custom-elements/range-and-constructors.html:49:3)
assert_array_equals(["root-0", "root-0-0"], ["root-0", "root-0-0"]) at Test.<anonymous> ( /custom-elements/range-and-constructors.html:56:3)