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wtf is pytest-openfaas-sample?

lucasroesler/pytest-openfaas-sample — explained in plain English

Analysis updated 2026-07-17 · repo last pushed 2021-03-06

★ 1PythonAudience · developerComplexity · 2/5DormantSetup · moderate

TL;DR

A tutorial that shows how to write automated tests for a serverless calculator function and auto-deploy it via CI, so you can change code without breaking it.

Mindmap

mindmap
  root((repo))
    What it does
      Tests serverless functions
      Sample calculator function
      Catches bugs before deploy
    Tech stack
      Python
      pytest
      Pydantic
      tox
    Use cases
      Learn function testing
      Validate request input
      Automate deploys
    Audience
      Beginners
      OpenFaaS users
      Python testers

Code map

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filefunction / class

Why would anyone build with this?

REASON 1

Learn how to write pytest tests for a serverless function.

REASON 2

Validate incoming JSON requests with Pydantic before processing them.

REASON 3

Set up a local tox environment that mirrors your CI pipeline.

REASON 4

Auto-build and deploy a Docker function via GitHub Actions on passing tests.

What's in the stack?

PythonpytestPydantictoxOpenFaaSGitHub ActionsDocker

How it stacks up

lucasroesler/pytest-openfaas-samplea-bissell/unleash-liteabhiinnovates/whatsapp-hr-assistant
Stars111
LanguagePythonPythonPython
Last pushed2021-03-06——
MaintenanceDormant——
Setup difficultymoderatehardhard
Complexity2/54/53/5
Audiencedeveloperresearcherdeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you spin it up?

Difficulty · moderate Time to first run · 30min

Requires OpenFaaS and Docker set up locally to run the full pipeline.

Yoink these prompts

Prompt 1
Walk me through how this pytest-openfaas-sample project tests a serverless calculator function.
Prompt 2
Show me how Pydantic validates the calculator's JSON input in this repo.
Prompt 3
Explain how tox keeps my local test environment consistent with the GitHub Actions CI in this project.
Prompt 4
Help me adapt this OpenFaaS testing pattern to my own serverless function.
Prompt 5
What does the GitHub Actions workflow in this repo do after tests pass?

Frequently asked questions

wtf is pytest-openfaas-sample?

A tutorial that shows how to write automated tests for a serverless calculator function and auto-deploy it via CI, so you can change code without breaking it.

What language is pytest-openfaas-sample written in?

Mainly Python. The stack also includes Python, pytest, Pydantic.

Is pytest-openfaas-sample actively maintained?

Dormant — no commits in 2+ years (last push 2021-03-06).

How hard is pytest-openfaas-sample to set up?

Setup difficulty is rated moderate, with roughly 30min to a first successful run.

Who is pytest-openfaas-sample for?

Mainly developer.

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