Test passes if the bottom of glyph 'L' is touching a thin blue line in each 7 orange rectangles and if all 7 orange rectangles are identical.

LLLLLLLLLLLLL

LLLLLLLLLLLLL

LLLLLLLLLLLLL

LLLLLLLLLLLLL

LLLLLLLLLLLLL

LLLLLLLLLLLLL

LLLLLLLLLLLLL