Include all of the tests folder in the source tarball #412

	name: Coverage (CPython)

	on:
	pull_request:
	branches:
	- '*'
	push:
	branches:
	- master

	jobs:
	coverage:
	runs-on: ubuntu-latest
	timeout-minutes: 10
	strategy:
	matrix:
	python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.12']
	steps:
	- name: Check out source
	uses: actions/checkout@v4
	with:
	fetch-depth: 1
	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install pip setuptools --upgrade
	- name: Install package
	run: \|
	CFLAGS="-coverage" python -m pip install .
	- name: Install test dependencies
	run: \|
	python -m pip install pytest pytest-cov
	- name: Run tests
	run: \|
	python -m pytest tests/ --cov=iteration_utilities --cov-report=xml --cov-config=./pyproject.toml
	- name: Upload Coverage report
	# It would probably be better to use the codecov-action but that's very slow:
	# https://github.com/codecov/codecov-action/issues/21
	env:
	CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
	run: \|
	curl -s https://codecov.io/bash \| bash -s -- -t $CODECOV_TOKEN -F unittests -n ubuntu-${{ matrix.python-version }}

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