Python - Pytest

def test_sample_pytest_test():
    assert 'HELLO' == 'hello'.upper()

python -m pytest sample_pytest_test.py

Output

=== test session starts ===
platform ...
rootdir: ... ,
inifile:
collected 1 item                                                               

sample_pytest_test.py .                                                  [100%]

=== 1 passed in 0.08 seconds ===

• You can also run the sample test as shown below.

py.test sample_pytest_test.py

from proj.sample_module import add2num

class Testadd2num:

    def test_sum_2pos_num(self):
      assert add2num(6, 7)==13

    def test_sum_1pos_and_1neg_num(self):
      assert add2num(-10, 9)==-1

py.test -v test

• You can run a single test module in a package with the following command.

py.test -v test/test_module1.py

• You can also run a specific test class as shown below.

py.test -v test/test_module1.py::Testadd2num

• You can also run a specific test class method as

py.test -v test/test_module1.py::Testadd2num::test_sum_2pos_num

@pytest.mark.skip(reason for skipping)
def test_sample():
   ....

@pytest.mark.skip(reason for skipping)
def test_sample():
   ....

import pytest

def test_using_raises():
    with pytest.raises(TypeError):
        2+'3' == 5