fix PHP warning on Undefined array key #275

	---
	name: Unit-Tests

	on:
	push:
	paths-ignore:
	- 'docs/**'
	pull_request:
	branches: [master]
	paths-ignore:
	- 'docs/**'
	workflow_call:
	workflow_dispatch:

	jobs:
	lint_files:
	uses: llaville/.github/.github/workflows/mega-linter.yml@master
	with:
	repository: ${{ github.repository }}
	php-version: "8.2"

	unit_tests:
	needs: lint_files

	name: Unit Tests

	runs-on: ${{ matrix.os }}

	strategy:
	fail-fast: false
	matrix:
	os:
	- ubuntu-22.04
	php:
	- 8.2
	- 8.3
	- 8.4

	steps:
	- # https://github.com/actions/checkout
	name: Checkout Code
	uses: actions/checkout@v4
	with:
	token: ${{ secrets.PAT \|\| secrets.GITHUB_TOKEN }}
	fetch-depth: 0

	- # https://github.com/shivammathur/setup-php
	name: Setup PHP runtime
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php }}
	ini-values: phar.readonly=0

	- # https://github.com/ramsey/composer-install
	name: Install Composer dependencies
	uses: ramsey/composer-install@v3
	with:
	composer-options: "--prefer-dist"

	- # https://github.com/sebastianbergmann/phpunit/tree/11.4
	name: PHPUnit 11
	run: composer tests:all

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