1..10 ok 1 - Table created ok 2 - Value inserted ok 3 - Select prepared ok 4 - Select executed not ok 5 - Output value 1679970 equals input value 1679971 # Failed test 'Output value 1679970 equals input value 1679971' # at myfloat.t line 30. # got: '1679971' # expected: '1679970' ok 6 - Table created with right precision ok 7 - Value inserted ok 8 - Select prepared ok 9 - Select executed ok 10 - Output value 1679971 equals input value 1679971 # Looks like you failed 1 test of 10.