docs: add `mock` to requirements #112

	name: Tests

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}-${{ matrix.python-version }}-${{ matrix.igraph }}
	cancel-in-progress: true
	strategy:
	fail-fast: false
	matrix:
	python-version:
	- '3.9'
	- '3.10'
	- '3.11'
	igraph: ["igraph", "no-igraph"]
	steps:
	# # This cancels any such job that is still runnning
	# - name: Cancel Previous Runs
	# uses: styfle/cancel-workflow-action@0.6.0
	# with:
	# access_token: ${{ github.token }}
	- uses: actions/checkout@v2
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install Linux libraries
	run: \|
	sudo apt-get install -y libdbus-1-3 libxkbcommon-x11-0 libxcb-icccm4 \
	libxcb-image0 libxcb-keysyms1 libxcb-randr0 libxcb-render-util0 \
	libxcb-xinerama0 libxcb-xinput0 libxcb-xfixes0 graphviz graphviz-dev
	- name: Install dependencies
	run: \|
	pip install --upgrade pip
	pip install pathos imageio
	pip install pytest coveralls pytest-cov
	- name: Install pymaid
	run: pip install -e .
	- run: pip install python-igraph
	if: ${{ matrix.igraph == 'igraph' }}
	- name: Report dependency versions
	run: pip freeze -r requirements.txt
	- name: Test
	run: \|
	pytest --cov=./ --verbose
	# coveralls

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