Created first common elements for functional tests

func_tests_bootstrap.php

@@ -0,0 +1,29 @@
+<?php
+declare(strict_types=1);
+
+use Doctrine\ORM\EntityManagerInterface;
+use ShlinkioTest\Shlink\Common\DbUnit\DatabaseTestCase;
+use Symfony\Component\Process\Process;
+use Zend\ServiceManager\ServiceManager;
+
+// Create an empty .env file
+if (! file_exists('.env')) {
+    touch('.env');
+}
+
+/** @var ServiceManager $sm */
+$sm = require __DIR__ . '/config/container.php';
+$sm->setAllowOverride(true);
+$config = $sm->get('config');
+$config['entity_manager']['connection'] = [
+    'driver' => 'pdo_sqlite',
+    'memory' => true,
+];
+$sm->setService('config', $config);
+
+$process = new Process('vendor/bin/doctrine-migrations migrations:migrate --no-interaction -q', __DIR__);
+$process->inheritEnvironmentVariables()
+        ->setTimeout(60 * 5) // 5 minutes
+        ->mustRun();
+
+DatabaseTestCase::$em = $sm->get(EntityManagerInterface::class);