/* testing "even" overflow, i.e. base is power of two */
TESTCASE( strtoull( "18446744073709551615", NULL, 0 ) == ULLONG_MAX );
TESTCASE( errno == 0 );
TESTCASE( strtoull( "18446744073709551616", NULL, 0 ) == ULLONG_MAX );
TESTCASE( errno == ERANGE );
/* TODO: test "odd" overflow, i.e. base is not power of two */
/* testing "even" overflow, i.e. base is power of two */
TESTCASE( strtoull( "18446744073709551615", NULL, 0 ) == ULLONG_MAX );
TESTCASE( errno == 0 );
TESTCASE( strtoull( "18446744073709551616", NULL, 0 ) == ULLONG_MAX );
TESTCASE( errno == ERANGE );
/* TODO: test "odd" overflow, i.e. base is not power of two */