Starting with pytest’s parametrize
Pytest’s parametrize feature is powerful but it looks scary. I hope this step-by-step explanation helps people use it more.
Python: capture stdout and stderr in unittest - Adam Johnson
When testing code that outputs to the terminal through either standard out (stdout) or standard error (stderr), you might want to capture that output and make assertions on it. To do so, use contextlib.redirect_stdout() and contextlib.redirect_stderr() to redirect the respective output streams to in-memory buffers that you can then inspect and assert on.
Understanding the Python Mock Object Library – Real Python
In this tutorial, you'll learn how to use the Python mock object library, unittest.mock, to create and use mock objects to improve your tests. Obstacles like complex logic and unpredictable dependencies make writing valuable tests difficult, but unittest.mock can help you overcome these obstacles.
Testing with Python (part 7): ...until you make it
Simon & Garfunkel wrote the playbook. Well, at least the Bookends.
TIL 095 – better test parametrisation in pytest
Today I learned how to use named tuples to improve readability and flexibility of test parametrisations in pytest.
Pytest With Eric
Best Pytest Tutorials
Pytest for Beginners
This article looks at the very basics of using pytest for testing Python code.