Automatically boot the SF kernel (symfony#99)

* Automatically boot the SF kernel

* Fix --prefer-lowest

Author: dunglas

phpunit.xml.dist

@@ -7,6 +7,11 @@
          bootstrap="vendor/autoload.php"
          colors="true"
 >
+
+    <php>
+        <env name="KERNEL_CLASS" value="Symfony\Component\Panther\Tests\DummyKernel" />
+    </php>
+
     <testsuites>
         <testsuite name="Project Test Suite">
             <directory>tests</directory>

src/PantherTestCaseTrait.php

@@ -15,6 +15,7 @@
 
 use Goutte\Client as GoutteClient;
 use GuzzleHttp\Client as GuzzleClient;
+use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
 use Symfony\Component\Panther\Client as PantherClient;
 use Symfony\Component\Panther\ProcessManager\WebServerManager;
 
@@ -86,17 +87,27 @@ protected static function startWebServer(?string $webServerDir = null, string $h
         self::$baseUri = "http://$hostname:$port";
     }
 
-    protected static function createPantherClient(string $hostname = '127.0.0.1', int $port = 9000): PantherClient
+    /**
+     * @param array $kernelOptions An array of options to pass to the createKernel method
+     */
+    protected static function createPantherClient(string $hostname = '127.0.0.1', int $port = 9000, array $kernelOptions = []): PantherClient
     {
         self::startWebServer(null, $hostname, $port);
         if (null === self::$pantherClient) {
             self::$pantherClient = Client::createChromeClient(null, null, [], self::$baseUri);
         }
 
+        if (\is_a(self::class, KernelTestCase::class, true)) {
+            static::bootKernel($kernelOptions);
+        }
+
         return self::$pantherClient;
     }
 
-    protected static function createGoutteClient(string $hostname = '127.0.0.1', int $port = 9000): GoutteClient
+    /**
+     * @param array $kernelOptions An array of options to pass to the createKernel method
+     */
+    protected static function createGoutteClient(string $hostname = '127.0.0.1', int $port = 9000, array $kernelOptions = []): GoutteClient
     {
         if (!\class_exists(GoutteClient::class)) {
             throw new \RuntimeException('Goutte is not installed. Run "composer req fabpot/goutte".');
@@ -110,6 +121,10 @@ protected static function createGoutteClient(string $hostname = '127.0.0.1', int
             self::$goutteClient = $goutteClient;
         }
 
+        if (\is_a(self::class, KernelTestCase::class, true)) {
+            static::bootKernel($kernelOptions);
+        }
+
         return self::$goutteClient;
     }
 }

tests/ClientTest.php

@@ -19,6 +19,7 @@
 use Symfony\Component\BrowserKit\Cookie;
 use Symfony\Component\BrowserKit\CookieJar as BrowserKitCookieJar;
 use Symfony\Component\DomCrawler\Crawler as DomCrawlerCrawler;
+use Symfony\Component\HttpKernel\KernelInterface;
 use Symfony\Component\Panther\Client;
 use Symfony\Component\Panther\Cookie\CookieJar;
 use Symfony\Component\Panther\DomCrawler\Crawler;
@@ -33,6 +34,7 @@ public function testCreateClient()
         $client = self::createPantherClient();
         $this->assertInstanceOf(BrowserKitClient::class, $client);
         $this->assertInstanceOf(WebDriver::class, $client);
+        $this->assertInstanceOf(KernelInterface::class, self::$kernel);
     }
 
     public function testWaitFor()

tests/DummyKernel.php

@@ -0,0 +1,110 @@
+<?php
+
+/*
+ * This file is part of the Panther project.
+ *
+ * (c) Kévin Dunglas <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Symfony\Component\Panther\Tests;
+
+use Symfony\Component\Config\Loader\LoaderInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\KernelInterface;
+
+/**
+ * @author Kévin Dunglas <[email protected]>
+ */
+class DummyKernel implements KernelInterface
+{
+    public function serialize()
+    {
+    }
+
+    public function unserialize($serialized)
+    {
+    }
+
+    public function handle(Request $request, $type = self::MASTER_REQUEST, $catch = true)
+    {
+    }
+
+    public function registerBundles()
+    {
+    }
+
+    public function registerContainerConfiguration(LoaderInterface $loader)
+    {
+    }
+
+    public function boot()
+    {
+    }
+
+    public function shutdown()
+    {
+    }
+
+    public function getBundles()
+    {
+    }
+
+    public function getBundle($name, $first = true)
+    {
+    }
+
+    public function locateResource($name, $dir = null, $first = true)
+    {
+    }
+
+    public function getName()
+    {
+    }
+
+    public function getEnvironment()
+    {
+    }
+
+    public function isDebug()
+    {
+    }
+
+    public function getRootDir()
+    {
+    }
+
+    public function getContainer()
+    {
+        return new class() implements \Psr\Container\ContainerInterface {
+            public function get($id)
+            {
+            }
+
+            public function has($id)
+            {
+                return false;
+            }
+        };
+    }
+
+    public function getStartTime()
+    {
+    }
+
+    public function getCacheDir()
+    {
+    }
+
+    public function getLogDir()
+    {
+    }
+
+    public function getCharset()
+    {
+    }
+}