Prepare for new block variations 3/3: block variation loading #1099

	name: JavaScript Unit Tests
	on:
	push:
	branches:
	- main
	pull_request:
	paths:
	- '.github/workflows/jest-tests.yml'
	- 'src/**'
	- 'test/unit/js**'
	- '*.js'
	- 'package.*'
	jobs:
	test-js:
	name: Jest Tests
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Log debug information
	run: \|
	npm --version
	node --version
	git --version
	php --version
	composer --version

	- name: Install NodeJS
	uses: actions/setup-node@v4
	with:
	node-version-file: '.nvmrc'
	# Enable built-in functionality for caching and restoring dependencies, which is disabled by default.
	# The actions/setup-node uses actions/cache under the hood.
	# https://github.com/actions/setup-node#caching-global-packages-data
	cache: 'npm'

	# Restoring the short lived node_modules cache
	# to be used across all workflows running on the last commit.
	# https://github.com/actions/cache/blob/main/caching-strategies.md#creating-a-short-lived-cache
	- uses: actions/cache/restore@v4
	id: node_modules-cache
	with:
	path: \|
	./node_modules
	key: ${{ runner.os }}-node_modules-${{ github.sha }}-${{ hashFiles('package-lock.json') }}

	- name: NPM install
	if: steps.node_modules-cache.outputs.cache-hit != 'true'
	run: npm ci --legacy-peer-deps

	# Creating a short lived node_modules cache
	- uses: actions/cache/save@v4
	if: steps.node_modules-cache.outputs.cache-hit != 'true'
	with:
	path: \|
	./node_modules
	key: ${{ steps.node_modules-cache.outputs.cache-primary-key }}

	- name: Run Jest Tests
	run: npm run test:unit:js
	if: ${{ success() \|\| failure() }}

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