Test the return type of DriverManager::getAvailableDrivers()

phpstan.neon.dist

@@ -3,6 +3,7 @@ parameters:
     phpVersion: 80200
     paths:
         - src
+        - static-analysis
     treatPhpDocTypesAsCertain: false
     reportUnmatchedIgnoredErrors: false
     checkMissingIterableValueType: false

static-analysis/driver-manager-get-available-drivers-return-type.php

@@ -0,0 +1,18 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Doctrine\StaticAnalysis\DBAL;
+
+use Doctrine\DBAL\DriverManager;
+use RuntimeException;
+
+use function getenv;
+use function in_array;
+
+$driver = getenv('DB_DRIVER');
+if (! in_array($driver, DriverManager::getAvailableDrivers(), true)) {
+    throw new RuntimeException('Not a valid driver');
+}
+
+DriverManager::getConnection(['driver' => $driver]);