Merge pull request #5 from bmorris3/fix-issue-4 #30

	# GitHub Actions workflow for testing and continuous integration.
	#
	# This file performs testing using tox and tox.ini to define and configure the test environments.

	name: CI Tests

	on:
	push:
	branches:
	- main
	pull_request:
	branches: # only build on PRs against 'main' if you need to further limit when CI is run.
	- main

	jobs:
	# Github Actions supports ubuntu, windows, and macos virtual environments:
	# https://help.github.com/en/actions/reference/virtual-environments-for-github-hosted-runners
	ci_tests:
	name: ${{ matrix.name }}
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	include:
	- name: Code style checks
	os: ubuntu-latest
	python: 3.x
	toxenv: codestyle

	- name: Python 3.11 with minimal dependencies
	os: ubuntu-latest
	python: 3.11
	toxenv: py311-test
	toxposargs: --remote-data=any

	- name: Python 3.11 with latest dev versions of key dependencies
	os: ubuntu-latest
	python: 3.11
	toxenv: py11-test-devdeps
	toxposargs: --remote-data=any

	- name: Test building of Sphinx docs
	os: ubuntu-latest
	python: 3.x
	toxenv: build_docs

	steps:
	- name: Checkout code
	uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- name: Set up python ${{ matrix.python }} on ${{ matrix.os }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python }}
	- name: Install base dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install tox codecov
	- name: Install graphviz dependency
	if: ${{ contains(matrix.toxenv, 'build_docs') }}
	run: sudo apt-get -y install graphviz
	- name: Test with tox
	run: \|
	tox -e ${{ matrix.toxenv }}

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