Merge pull request #308 from ckeditor/update-license-header #264

	name: Test all

	on:
	pull_request:
	branches:
	- master
	- stable
	- major
	push:
	tags:
	- v*
	branches:
	- master
	- stable
	- major

	jobs:
	# Runs unit tests for all configured React version
	test-units:
	runs-on: ubuntu-20.04
	name: Run unit tests
	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Setup node
	uses: actions/setup-node@v2
	with:
	node-version: 14

	- name: Setup Chrome
	uses: browser-actions/setup-chrome@latest
	with:
	chrome-version: stable

	# Set variables required for further steps.
	# CHROME_BIN is required by Karma.
	# REACT_VERSION is set to "current" for pull request events and "all" for other events.
	- name: Set test variables
	run: \|
	export CHROME_BIN=$(which chrome);
	if [ -z ${GITHUB_HEAD_REF} ]; then echo "REACT_VERSION=all"; else echo "REACT_VERSION=current"; fi >> $GITHUB_ENV;

	- name: Install dependencies
	run: npm install

	# Run tests with the help of Xvfb, since there is no screen output available (required for locally installed browsers).
	- name: Run tests
	uses: GabrielBB/xvfb-action@v1
	env:
	CKEDITOR_LICENSE_KEY: ${{ secrets.CKEDITOR_LICENSE_KEY }}
	with:
	run: npm run test:units -- react ${{ env.REACT_VERSION }}

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