Add PHP 8.3 to tested versions #4

	name: Unit Tests

	on:
	push:
	branches: [ "master" ]
	pull_request:
	branches: [ "master" ]

	permissions:
	contents: read

	jobs:
	test:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	php: [7.4, 8.0, 8.1, 8.2, 8.3]
	unsupported: [false]
	include:
	- php: 5.6
	unsupported: true
	- php: 7.0
	unsupported: true
	- php: 7.1
	unsupported: true
	- php: 7.2
	unsupported: true
	- php: 7.3
	unsupported: true

	continue-on-error: ${{ matrix.unsupported }}

	steps:
	- uses: actions/checkout@v3

	- name: Validate composer.json and composer.lock
	run: composer validate --strict

	- name: Cache Composer packages
	id: composer-cache
	uses: actions/cache@v3
	with:
	path: vendor
	key: ${{ runner.os }}-php-${{ hashFiles('**/composer.lock') }}
	restore-keys: \|
	${{ runner.os }}-php-

	- name: Install dependencies
	run: composer install --prefer-dist --no-progress

	- name: Create test output folder
	run: mkdir tests/output

	- name: Run test suite
	run: vendor/phpunit/phpunit/phpunit

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