*** Test 'rotate_left' ***

          rotate_left(00000001, 0) = 00000001
unchecked_rotate_left(00000001, 0) = 00000001

          rotate_left(00000001, 1) = 00000010
unchecked_rotate_left(00000001, 1) = 00000010

          rotate_left(00000001, 2) = 00000100
unchecked_rotate_left(00000001, 2) = 00000100

          rotate_left(00000001, 7) = 10000000
unchecked_rotate_left(00000001, 7) = 10000000

          rotate_left(00000001, 8) = <<exception>>
unchecked_rotate_left(00000001, 8) = 00000001

          rotate_left(00000001, 15) = <<exception>>
unchecked_rotate_left(00000001, 15) = 10000000

          rotate_left(00000001, 16) = <<exception>>
unchecked_rotate_left(00000001, 16) = 00000001

          rotate_left(00001111, 0) = 00001111
unchecked_rotate_left(00001111, 0) = 00001111

          rotate_left(00001111, 1) = 00011110
unchecked_rotate_left(00001111, 1) = 00011110

          rotate_left(00001111, 2) = 00111100
unchecked_rotate_left(00001111, 2) = 00111100

          rotate_left(00001111, 7) = 10000111
unchecked_rotate_left(00001111, 7) = 10000111

          rotate_left(00001111, 8) = <<exception>>
unchecked_rotate_left(00001111, 8) = 00001111

          rotate_left(00001111, 15) = <<exception>>
unchecked_rotate_left(00001111, 15) = 10000111

          rotate_left(00001111, 16) = <<exception>>
unchecked_rotate_left(00001111, 16) = 00001111

*** Test 'rotate_right' ***

          rotate_right(00000001, 0) = 00000001
unchecked_rotate_right(00000001, 0) = 00000001

          rotate_right(00000001, 1) = 10000000
unchecked_rotate_right(00000001, 1) = 10000000

          rotate_right(00000001, 2) = 01000000
unchecked_rotate_right(00000001, 2) = 01000000

          rotate_right(00000001, 7) = 00000010
unchecked_rotate_right(00000001, 7) = 00000010

          rotate_right(00000001, 8) = <<exception>>
unchecked_rotate_right(00000001, 8) = 00000001

          rotate_right(00000001, 15) = <<exception>>
unchecked_rotate_right(00000001, 15) = 00000010

          rotate_right(00000001, 16) = <<exception>>
unchecked_rotate_right(00000001, 16) = 00000001

          rotate_right(00001111, 0) = 00001111
unchecked_rotate_right(00001111, 0) = 00001111

          rotate_right(00001111, 1) = 10000111
unchecked_rotate_right(00001111, 1) = 10000111

          rotate_right(00001111, 2) = 11000011
unchecked_rotate_right(00001111, 2) = 11000011

          rotate_right(00001111, 7) = 00011110
unchecked_rotate_right(00001111, 7) = 00011110

          rotate_right(00001111, 8) = <<exception>>
unchecked_rotate_right(00001111, 8) = 00001111

          rotate_right(00001111, 15) = <<exception>>
unchecked_rotate_right(00001111, 15) = 00011110

          rotate_right(00001111, 16) = <<exception>>
unchecked_rotate_right(00001111, 16) = 00001111