https://mkikta.com/tags/python/Recent content in Python on Mark KiktaHugoen-usSat, 18 Jul 2026 00:00:00 -0400https://mkikta.com/posts/tests/Sat, 18 Jul 2026 00:00:00 -0400https://mkikta.com/posts/tests/<h2 id="introduction"> Introduction </h2> <p>This article assumes the reader already understands why testing is important and wants to write tests for a Python web application. It begins with an overview of the testing pyramid before introducing <a href="https://docs.pytest.org/en/stable/">pytest</a>, several useful pytest plugins, and <a href="https://testcontainers.com">Testcontainers</a>, illustrating how these tools fit together to build an effective testing strategy.</p> <h2 id="the-testing-pyramid"> The Testing Pyramid </h2> <p>There are three primary categories of tests: unit tests, integration tests, and end-to-end tests. Unit tests should be the most numerous, followed by fewer integration tests, then even fewer end-to-end tests, thus making a <strong>testing pyramid:</strong></p>