=== RUN   TestSafeDivide
=== RUN   TestSafeDivide/simple_division
=== RUN   TestSafeDivide/negative_result
=== RUN   TestSafeDivide/divide_zero
=== RUN   TestSafeDivide/divide_by_zero
--- PASS: TestSafeDivide (0.00s)
    --- PASS: TestSafeDivide/simple_division (0.00s)
    --- PASS: TestSafeDivide/negative_result (0.00s)
    --- PASS: TestSafeDivide/divide_zero (0.00s)
    --- PASS: TestSafeDivide/divide_by_zero (0.00s)
PASS
ok  	calc	0.180s