Fix dependency on `coverage` to be conditional to `test` extra (#606) #146

	name: Main eyeD3 workflow

	on:
	push:
	branches:
	- master
	- 0.9.x
	pull_request:
	branches:
	- master
	- 0.9.x

	jobs:
	build:

	runs-on: ubuntu-latest
	strategy:
	matrix:
	os: [Ubuntu, MacOS, Windows]
	python-version: ["3.10", "3.9", "3.8"]

	steps:
	- uses: actions/checkout@v2

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

	# Test data
	- name: Test data cache
	id: cache-test-data
	uses: actions/cache@v2
	with:
	path: ~/eyeD3-test-data
	key: ${{ runner.os }}-test-data

	- name: Install test data
	# If the directory exists it is not re-downloaded, but symlinks are
	# restored, and that's needed after a cache is restored.
	run: make TEST_DATA_DIR=~ test-data

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install .[test] .[display-plugin] .[yaml-plugin]

	# Run tests
	- name: Tests
	run: \|
	make lint
	make coverage
	make check-manifest

	# XXX: What to do with coverage? Was using coverall, meh. Github pages?
	# XXX: Removed pypy3 because of some coverage module not found error...

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