Pillow Tests ============ Test scripts are named ``test_xxx.py`` and use the ``unittest`` module. A base class and helper functions can be found in ``helper.py``. Dependencies ----------- Install:: pip install pytest pytest-cov Execution --------- **If Pillow has been built in-place** To run an individual test:: python Tests/test_image.py Run all the tests from the root of the Pillow source distribution:: pytest -vx Tests Or with coverage:: pytest -vx --cov PIL --cov-report term Tests coverage html open htmlcov/index.html **If Pillow has been installed** To run an individual test:: pytest -k Tests/test_image.py Run all the tests from the root of the Pillow source distribution:: pytest