RoboFile.php

<?php
/**
 * This is project's console commands configuration for Robo task runner.
 *
 * @see http://robo.li/
 */
class RoboFile extends \Robo\Tasks
{
    // define public methods as commands
    public function prepareDependencies()
    {
        $config = json_decode(file_get_contents(__DIR__ . '/composer.json'), true);

        $config['name'] = 'codeception/phpunit-wrapper-test';
        $config['require-dev']['codeception/codeception'] = getenv('CODECEPTION_VERSION');
        $config['require-dev']['codeception/module-asserts'] = '^1.0 | ^2.0';
        $config['require-dev']['codeception/module-cli'] = '^1.0 | ^2.0';
        $config['require-dev']['codeception/module-db'] = '^1.0 | ^2.0';
        $config['require-dev']['codeception/module-filesystem'] = '^1.0 | ^2.0';
        $config['require-dev']['codeception/module-phpbrowser'] = '^1.0.3 | ^2.0.3';
        $config['require-dev']['codeception/util-universalframework'] = '*';
        $config['replace'] = ['codeception/phpunit-wrapper' => '*'];

        file_put_contents(__DIR__ . '/composer.json', json_encode($config, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES));
    }

    public function prepareTests()
    {
        $this->_copyDir(__DIR__ . '/vendor/codeception/codeception/tests', __DIR__ . '/tests');
        $this->_copy(__DIR__ . '/vendor/codeception/codeception/codeception.yml', __DIR__ .'/codeception.yml');
        $this->_symlink(__DIR__ . '/vendor/bin/codecept', __DIR__ . '/codecept');
    }

    public function prepareTestAutoloading()
    {
        $config = json_decode(file_get_contents(__DIR__ . '/composer.json'), true);
        $config['autoload-dev'] = [
            'classmap' => [
                'tests/cli/_steps',
                'tests/data/DummyClass.php',
                'tests/data/claypit/tests/_data'
            ]
        ];
        file_put_contents(__DIR__ . '/composer.json', json_encode($config, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES));
    }
}