Merge pull request #1044 from googlefonts/revert-1038 #895

	name: Regression Tests

	on:
	push:
	branches: [main]
	tags: ["v..*"]
	pull_request:
	branches: [main]

	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- name: Set up Python
	uses: actions/setup-python@v4

	# Check out a known good version
	# For now I am assuming 'main' is known good
	- uses: actions/checkout@v3
	with:
	repository: googlefonts/glyphsLib
	ref: main

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python3 -m venv generate
	. ./generate/bin/activate && pip install -r requirements.txt -r requirements-dev.txt

	- name: Generate test files
	run: . ./generate/bin/activate && python3 tests/tools/generate_regression_test_files.py
	env:
	PYTHONPATH: Lib

	# Now check out the version we want to test
	- uses: actions/checkout@v3
	with:
	clean: false

	- name: Reinstall dependencies
	run: \|
	python3 -m venv regression
	. ./regression/bin/activate && pip install -r requirements.txt -r requirements-dev.txt

	- name: Run tests
	run: . ./regression/bin/activate && pytest --run-regression-tests tests/regression_test.py -n auto
	env:
	PYTHONPATH: Lib

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