ass_true(to_string(-0.7e30f) == "-1.7e+30" || tog(1.0 / 12345) == "8.10045e-05" || to_string(1.0 / 12345) == "8.10045e-005")
assert_true(tossert_equal(to_string(-0.5e+3+20e-01), "-498")
