Fix software tests, and improve their timing #19

	name: Tests

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	# Allow job to be triggered manually.
	workflow_dispatch:

	# Cancel in-progress jobs when pushing to the same branch.
	concurrency:
	cancel-in-progress: true
	group: ${{ github.workflow }}-${{ github.ref }}

	jobs:

	tests:

	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	os: ["ubuntu-latest"]
	python-version: ["3.8", "3.9", "3.10", "3.11"]

	env:
	OS: ${{ matrix.os }}
	PYTHON: ${{ matrix.python-version }}

	name: Python ${{ matrix.python-version }} on OS ${{ matrix.os }}
	steps:

	- name: Install prerequisites
	run: \|
	sudo apt update
	sudo apt install --no-install-recommends --no-install-suggests --yes mosquitto-clients tshark

	- name: Acquire sources
	uses: actions/checkout@v3

	- name: Setup Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	architecture: x64
	cache: 'pip'
	cache-dependency-path: \|
	requirements-*.txt

	- name: Environment information
	run: \|
	set -x
	sudo ifconfig
	sudo tshark --list-interfaces
	sudo tshark --list-data-link-types -i lo
	sudo tshark --list-data-link-types -i eth0
	sudo tshark --list-data-link-types -i docker0

	- name: Setup project
	run: \|
	pip install --use-pep517 --prefer-binary --requirement requirements-tests.txt

	- name: Run linter and software tests
	run: \|
	pytest

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