Increase PHPStan level

Author: Jean85

composer.json

@@ -27,12 +27,13 @@
         "facile-it/facile-coding-standard": "^0.3.1",
         "jangregor/phpstan-prophecy": "^0.6.2",
         "php-coveralls/php-coveralls": "^2.1",
+        "phpstan/extension-installer": "^1.0",
         "phpstan/phpstan": "^0.12.18",
         "phpstan/phpstan-phpunit": "^0.12.6",
         "phpunit/phpunit": "^7.5.20|^8.5.2",
         "symfony/browser-kit": "^3.4|^4.0|^5.0",
-        "symfony/monolog-bundle": "^3.0",
         "symfony/monolog-bridge": ">=3",
+        "symfony/monolog-bundle": "^3.0",
         "symfony/phpunit-bridge": "^5.0",
         "symfony/security-bundle": "^3.4|^4.0|^5.0",
         "symfony/security-core": "^3.4|^4.0|^5.0"

phpstan-baseline.neon

@@ -0,0 +1,16 @@
+parameters:
+	ignoreErrors:
+		-
+			message: "#^Array \\(array\\<Symfony\\\\Component\\\\DependencyInjection\\\\ContainerInterface\\>\\) does not accept object\\|null\\.$#"
+			count: 1
+			path: src/WebTestCase.php
+
+		-
+			message: "#^Method Facile\\\\SymfonyFunctionalTestCase\\\\WebTestCase\\:\\:getContainer\\(\\) should return Symfony\\\\Component\\\\DependencyInjection\\\\ContainerInterface but returns object\\|null\\.$#"
+			count: 1
+			path: src/WebTestCase.php
+
+		-
+			message: "#^Parameter \\#1 \\$callable of static method Doctrine\\\\Common\\\\Annotations\\\\AnnotationRegistry\\:\\:registerLoader\\(\\) expects callable\\(\\)\\: mixed, array\\(mixed, 'loadClass'\\) given\\.$#"
+			count: 1
+			path: tests/App/bootstrap.php

phpstan.neon

@@ -1,5 +1,8 @@
+includes:
+    - phpstan-baseline.neon
+
 parameters:
-    level: 0
+    level: 8
     paths:
         - src
         - tests

src/WebTestCase.php

@@ -10,6 +10,7 @@
 use Symfony\Component\Console\Tester\CommandTester;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\KernelInterface;
 
 if (! class_exists(KernelBrowser::class)) {
     \class_alias(\Symfony\Bundle\FrameworkBundle\Client::class, KernelBrowser::class);
@@ -25,6 +26,7 @@ abstract class WebTestCase extends BaseWebTestCase
 
     /**
      * Builds up the environment to run the given command.
+     * @param array<string, mixed> $params
      */
     protected function runCommand(string $name, array $params = [], bool $reuseKernel = false): CommandTester
     {
@@ -36,6 +38,7 @@ protected function runCommand(string $name, array $params = [], bool $reuseKerne
             $kernel = static::$kernel = static::createKernel(['environment' => $this->environment]);
             $kernel->boot();
         } else {
+            /** @var KernelInterface $kernel */
             $kernel = $this->getContainer()->get('kernel');
         }
 

tests/App/AppKernel.php

@@ -5,10 +5,14 @@
 namespace Facile\SymfonyFunctionalTestCase\Tests\App;
 
 use Symfony\Component\Config\Loader\LoaderInterface;
+use Symfony\Component\HttpKernel\Bundle\Bundle;
 use Symfony\Component\HttpKernel\Kernel;
 
 class AppKernel extends Kernel
 {
+    /**
+     * @return Bundle[]
+     */
     public function registerBundles(): array
     {
         $bundles = [

tests/WebTestCaseTest.php

@@ -40,7 +40,9 @@ public function testIndex(): void
         $this->assertStatusCodeIsSuccessful($client);
         $response = $client->getResponse();
         $this->assertInstanceOf(Response::class, $response);
-        $this->assertStringContainsString('Hello world', $response->getContent());
+        $content = $response->getContent();
+        $this->assertIsString($content);
+        $this->assertStringContainsString('Hello world', $content);
     }
 
     /**