add regression test workflow #1

	name: run tests and check coverage

	on: push

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: checkout repo content
	uses: actions/checkout@v2 # checkout the repository content

	- name: setup python
	uses: actions/setup-python@v4
	with:
	python-version: '3.10' # install the python version needed

	- name: install python packages
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements.txt

	- name: run pytest
	id: test_step
	run: pytest tests

	- name: Fail workflow if tests were failed
	if: ${{ steps.test_step.outcome == 'failure' }}
	run: exit 1

	- name: run coverage
	id: test_cov_step
	run: \|
	coverage run -m pytest tests
	coverage report -m \| awk '/TOTAL/ {print ($4 > 70)}'

	- name: Fail workflow if test coverage score is below threshold
	if: ${{ steps.test_cov_step.outcome == 0 }}
	run: exit 1

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