Add automated Slack message with test results #35

	name: 'Pull Request Feedback'

	on:
	pull_request:

	jobs:
	test:
	name: Run pytest
	runs-on: ubuntu-latest
	steps:
	- name: Checkout the repository
	uses: actions/checkout@v2

	# Cache docker layers for faster build
	- uses: satackey/[email protected]
	# Ignore the failure of a step and avoid terminating the job.
	continue-on-error: true

	- name: Build
	run: docker build -t harness-testing -f Dockerfile.test .

	- name: Run tests and get output
	run: \|
	echo 'TEST_OUTPUT<<EOF' >> $GITHUB_ENV
	echo "$(docker run harness-testing)" >> $GITHUB_ENV
	echo 'EOF' >> $GITHUB_ENV

	- name: Exit if there are any test failures
	run: '[[ $TEST_OUTPUT != FAILED ]]'

	check-format:
	name: Check that code matches Black formatter
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: psf/black@stable

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