pytest Quick Start Guide

Running tests

Pytest can run your tests in a number of ways. Let's quickly get into the basics now and, later on in the chapter, we will move on to more advanced options.

You can start by just simply executing the pytest command:

λ pytest

This will find all of the test_*.py and *_test.py modules in the current directory and below recursively, and will run all of the tests found in those files:

• You can reduce the search to specific directories:

      λ pytest tests/core tests/contrib

• You can also mix any number of files and directories:

      λ pytest tests/core tests/contrib/test_text_plugin.py

• You can execute specific tests by using the syntax <test-file>::<test-function-name>:

      λ pytest tests/core/test_core.py::test_regex_matching

• You can ...