create test for output_requirements #90

	name: Tests and Codecov
	on: pull_request
	jobs:
	run_tests:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: [3.7, 3.8, 3.9, pypy-3.7]

	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install tox tox-gh-actions

	- name: Test with tox
	run: tox

	coverage_report:
	needs: run_tests
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install coverage docopt yarg requests

	- name: Calculate coverage
	run: coverage run --source=pipreqs -m unittest discover

	- name: Create XML report
	run: coverage xml

	- name: Upload coverage to Codecov
	uses: codecov/codecov-action@v2
	with:
	files: coverage.xml
	fail_ci_if_error: true

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