Update checkout action #248

	name: Unit tests

	on: [push]

	jobs:
	build-linux:
	runs-on: ubuntu-latest
	strategy:
	max-parallel: 5
	matrix:
	python-version: ["3.8", "3.9", "3.10"]
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python 3.10
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Add conda to system path
	run: \|
	# $CONDA is an environment variable pointing to the root of the miniconda directory
	echo $CONDA/bin >> $GITHUB_PATH
	- name: Install dependencies
	run: \|
	conda env update --file environment.yml --name test-env
	- name: Install desktop_shop
	run: \|
	conda install pip
	pip install -e .
	- name: Install test dependencies
	# sudo apt-get install xvfb x11-utils gnumeric required for gui tests running in headless mode
	run: \|
	conda install pip
	pip install -r dev-requirements.txt
	sudo apt-get install xvfb x11-utils gnumeric
	- name: Test with pytest
	working-directory: tests
	run: \|
	python run_tests.py --all --no-report

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