Exemplo de uso de Composer, PHPUnit e PHP Code Sniffer Abaixo segue alguns códigos muito usados nas frameworks citadas...
--version --help
COMPOSER (https://getcomposer.org/)
composer init composer install
vendor\bin\phpunit tests --colors=always vendor\bin\phpunit tests --colors=always --testdox-text=report-texts.txt vendor\bin\phpunit tests --colors=always --testdox-text=report-texts.txt --coverage-html=_report
PHP CODE SNIFFER (https://github.com/squizlabs/PHP_CodeSniffer)
vendor/bin/phpcs PASTA/ARQUIVO.TAL ou somenta PASTA vendor/bin/phpcs src/ --standard=PSR12 vendor/bin/phpcbf src/ --standard=PSR12