Test passes if the selection options displayed when you click on the selector are vertical.
ᠮᠤᠩᠭᠤᠯ item 1 ᠤᠯᠤᠰ
ᠮᠤᠩᠭᠤᠯ item 2 ᠤᠯᠤᠰ
ᠮᠤᠩᠭᠤᠯ item 3 ᠤᠯᠤᠰ