Test & Code

If you haven't tried running automated tests, especially with pytest,  in VS Code recently, you should take another look.The Python for VS Code interface for testing, especially for pytest, has change...

7 Feb 202438min

If a test fails in a test suite, I'm going to want to re-run the test. I may even want to re-run a test, or a subset of the suite, a bunch of times.  There are a few pytest plugins that help with this...

19 Jan 202413min

In 2002, Kent Beck released a book called  "Test Driven Development by Example".In December of 2023, Kent wrote an article called "Canon TDD".With Kent's permission, this episode contains the full con...

13 Jan 20247min

We want to be able to run tests in a suite, and debug them in isolation, and have the behavior be the same.  If the behavior is different in isolation vs in a suite, it's a nightmare to debug. In this...

15 Des 202318min

Test Driven Development. Red, Green, Refactor. Do we have to do the refactor part? Does the refactor at the end include tests? Or can I refactor the tests at any time?Why is refactor at the end? This ...

30 Nov 202316min

How do you test the argument parsing bit of an application that uses argparse?This episode covers:Design for Test: Structuring your app or script so it's easier to test.pytest & capsys for testing std...

16 Nov 202316min

Why on earth would you want to write a test with no assert statements?After all, aren't assert statements how you decide wether a test passes or fails?In this episode, we walk through a handful of use...

30 Okt 202312min

New course: "The Complete pytest Course"pytest-repeat, which I'm starting to contribute toGive `--repeat-scope` a try. You can use it to change from repeating every test to repeating the session, modu...

26 Sep 202313min