tests/test_main.py::test_add PASSED
tests/test_main.py::test_subtract PASSED
tests/test_main.py::test_multiply PASSED
tests/test_main.py::test_divide FAILED
tests/test_utils.py::test_helper PASSED
tests/test_utils.py::test_format SKIPPED

=== FAILURES ===
____ test_divide ____
def test_divide():
>       result = 10 / 0
E       ZeroDivisionError: division by zero

tests/test_main.py:15: ZeroDivisionError
=== short test summary info ===
FAILED tests/test_main.py::test_divide - ZeroDivisionError: division by zero
5 passed, 1 failed, 1 skipped in 1.23s
