When raising error, show the current state vs expected state (#87) #139

	name: tests

	on: [push, pull_request, workflow_dispatch]

	env:
	FORCE_COLOR: 1

	jobs:
	test:
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
	os: [windows-latest, macos-latest, ubuntu-latest]
	steps:
	- uses: actions/checkout@v3
	with:
	# fetch all branches and tags
	# ref actions/checkout#448
	fetch-depth: 0
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	allow-prereleases: true
	cache: pip
	cache-dependency-path: pyproject.toml
	- name: Install tox
	run: \|
	python -m pip install tox
	- name: Run tests
	run: tox -e py
	- name: Upload coverage
	uses: codecov/codecov-action@v3
	with:
	flags: ${{ matrix.os }}
	name: ${{ matrix.os }} Python ${{ matrix.python-version }}

	release:
	needs: test
	if: github.event_name == 'push' && contains(github.ref, 'refs/tags/')
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3
	- name: Setup Python
	uses: actions/setup-python@v4
	with:
	python-version: "3.x"
	cache: pip
	cache-dependency-path: .github/workflows/main.yml
	- name: Install tools
	run: \|
	python -m pip install build twine
	- name: Release
	run: \|
	build .
	twine upload dist/*
	env:
	TWINE_USERNAME: __token__
	TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }}

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