============================= test session starts ==============================
collected 3 items

tests/test_math.py FFF                                                   [100%]

=================================== FAILURES ===================================
_________________________________ test_add _________________________________

    def test_add():
>       assert add(1, 1) == 3
E       AssertionError: assert 2 == 3

tests/test_math.py:4: AssertionError
________________________________ test_subtract ________________________________

    def test_subtract():
>       assert subtract(5, 3) == 1
E       AssertionError: assert 2 == 1

tests/test_math.py:8: AssertionError
________________________________ test_multiply ________________________________

    def test_multiply():
>       assert multiply(2, 3) == 7
E       AssertionError: assert 6 == 7

tests/test_math.py:12: AssertionError
=========================== short test summary info ============================
FAILED tests/test_math.py::test_add - AssertionError: assert 2 == 3
FAILED tests/test_math.py::test_subtract - AssertionError: assert 2 == 1
FAILED tests/test_math.py::test_multiply - AssertionError: assert 6 == 7
=== 3 failed in 0.15s ===
