Add sanity check on PRs #20

	name: Ansible Sanity Check
	on:
	pull_request:

	jobs:
	sanity:
	name: Sanity Check
	strategy:
	matrix:
	ansible:
	# 2.9 fails due to https://github.com/ansible/ansible/issues/68819
	- stable-2.10
	- stable-2.15
	runs-on: ubuntu-latest
	steps:

	- name: Checkout
	uses: actions/checkout@v4
	with:
	path: ${{ matrix.ansible }}/ansible_collections/redhatci/ocp

	- name: Set up Python
	uses: actions/setup-python@v3
	with:
	python-version: 3.11

	- name: Install ansible-base ${{ matrix.ansible }}
	run: pip install https://github.com/ansible/ansible/archive/${{ matrix.ansible }}.tar.gz --disable-pip-version-check

	# Fail when new errors appear
	- name: Run sanity test
	run: \|
	set -ex
	git checkout -b branch
	git fetch --unshallow origin main
	git config user.name 'Fake' && git config user.email 'fake@localhost'
	git merge origin/main --no-edit
	cmd="ansible-test sanity --verbose --color --docker --coverage --failure-ok"
	$cmd 2>&1 \| tee branch.output
	git checkout main
	$cmd > main.output 2>&1
	for key in branch main; do
	grep -E "(ERROR\|FATAL):" "$key.output" \| \
	grep -v "issue(s) which need to be resolved\\|See error output above for details." > "$key.errors"
	done
	set +x
	echo "============================================================"
	if diff -u main.errors branch.errors\|grep '^+'; then
	echo "Fix the regressions listed above (starting with a '+')"
	exit 1
	fi
	working-directory: ${{ matrix.ansible }}/ansible_collections/redhatci/ocp

Provide feedback