Testing & Mocking Packages
Testing frameworks, assertion libraries, and mocking tools for writing reliable unit, integration, and end-to-end tests (testify, pytest, Vitest).
Packages in Testing & Mocking
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pytest-xdist
Distribute pytest test runs across multiple CPUs and hosts to cut suite runtime
pytest-mock
A pytest plugin that provides a `mocker` fixture wrapping Python's `unittest.mock`, with automatic teardown between tests.
pytest-order
Pytest plugin for running tests in a specific, controllable order
pytest-html
A pytest plugin that turns your test run into an interactive, shareable HTML report.
pytest-docker
Pytest fixtures that spin up Docker Compose services for integration tests, then tear them down automatically.
pytest-cases
Separate test code from test cases in pytest, with fixture unions and parametrization goodies for readable, reusable test suites.
pytest-repeat
A pytest plugin for repeating tests a set number of times
pytest-sugar
A pytest plugin that replaces the default test runner output with a live progress bar, instant failure display, and colorized results.
allure-pytest
A pytest plugin that generates rich, interactive Allure test reports with steps and attachments
pytest-randomly
Pytest plugin that randomly orders tests and controls random.seed for reproducible, dependency-flushing test runs.
pytest-flask
A pytest plugin with ready-made fixtures for testing Flask applications end to end.
unittest-xml-reporting
A unittest test runner that saves results as xUnit/JUnit XML for CI systems to consume.
pytest-reportlog
A pytest plugin that streams test session events to a JSON Lines file for real-time monitoring and processing.
wiremock
Python client and Testcontainers integration for driving a WireMock server from tests
kgb
Function spies for Python unit tests that intercept, record, and reroute calls without heavy-handed mocking.
