add export test for cgmes 3 #12

	name: Pytest
	on: push
	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- name: checkout repo content
	uses: actions/checkout@v3 # checkout the repository content to github runner.
	- name: setup python
	uses: actions/setup-python@v4
	with:
	python-version: 3.8
	- name: Install graphviz
	run: sudo apt install graphviz
	shell: bash
	- name: Install dependencies
	run: \|
	sudo pip3 install --upgrade pip
	sudo pip3 install sphinx_rtd_theme
	sudo pip3 install sphinx
	sudo pip3 install pytest
	sudo pip3 install pytest-check
	- name: Execute py script
	env:
	working-directory: ${{runner.workspace}}/cimpy
	run: \|
	sudo python3 setup.py install
	- name: Pytest
	env:
	working-directory: ${{runner.workspace}}/cimpy
	run: \|
	sudo pytest -v -cov --junitxml=report.xml
	- name: Upload pytest test results
	uses: actions/upload-artifact@v3
	with:
	name: pytest-results
	path: ${{runner.workspace}}/cimpy/report.xml
	if: ${{ always() }}

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