Use venv on Alpine Linux #23

	name: test-alpine

	on: [push, pull_request, workflow_dispatch]

	jobs:
	build:
	runs-on: ubuntu-latest

	container:
	image: alpine:latest

	defaults:
	run:
	shell: sh -exo pipefail {0}

	steps:
	- name: Install Alpine Linux packages
	run: \|
	apk add git git-daemon python3 py3-pip

	- uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Special configuration for Alpine Linux git
	run: \|
	git config --global --add safe.directory "$(pwd)"

	- name: Prepare this repo for tests
	run: \|
	./init-tests-after-clone.sh

	- name: Set git user identity and command aliases for the tests
	run: \|
	git config --global user.email "travis@ci.com"
	git config --global user.name "Travis Runner"
	# If we rewrite the user's config by accident, we will mess it up
	# and cause subsequent tests to fail
	cat test/fixtures/.gitconfig >> ~/.gitconfig

	- name: Create Python virtual environment
	run: \|
	python -m venv .venv

	- name: Update PyPA packages
	run: \|
	# Get the latest pip, wheel, and prior to Python 3.12, setuptools.
	. .venv/bin/activate
	python -m pip install -U pip $(pip freeze --all \| grep -ow ^setuptools) wheel

	- name: Install project and test dependencies
	run: \|
	. .venv/bin/activate
	pip install ".[test]"

	- name: Show version and platform information
	run: \|
	. .venv/bin/activate
	uname -a
	command -v git python
	git version
	python --version
	python -c 'import os, sys; print(f"sys.platform={sys.platform!r}, os.name={os.name!r}")'

	- name: Test with pytest
	run: \|
	. .venv/bin/activate
	pytest --color=yes -p no:sugar --instafail -vv

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