Checkout Config
            build:
    dependencies:
        after:
            - composer require phpunit/phpunit:"^7.0||^6.0||^5.2"
    tests:
        override:
            - vendor/bin/phpunit
    nodes:
        analysis:
            environment:
                php: { version: '7.2' }
        tests_php_56:
            environment:
                php: { version: '5.6' }
        tests_php_70:
            environment:
                php: { version: '7.0' }
        tests_php_71:
            environment:
                php: { version: '7.1' }
        tests_php_72:
            environment:
                php: { version: '7.2' }
            tests:
                override:
                    -   command: 'vendor/bin/phpunit --coverage-clover=coverage.xml'
                        coverage: { file: 'coverage.xml', format: 'clover' }
        tests_php_56_lowest:
            environment:
                php: { version: '5.6' }
            dependencies:
                override:
                    - composer update --prefer-lowest --prefer-stable
        tests_php_72_lowest:
            environment:
                php: { version: '7.2' }
            dependencies:
                override:
                    - composer update --prefer-lowest --prefer-stable
                    Repository Config
            # language: php
# tests: true