Enable cache-reloading when cache file is rebuilt.

stampy · stampy · commit ba2a01e7dde0 · 2016-09-23T12:11:39.000+01:00
This allows the cache file to be deleted and thus rebuilt between Container builds in WebTestCase scenario, to enable testing of multiple configurations of the same application through WebTestCase.
diff --git a/src/Symfony/Component/HttpKernel/Kernel.php b/src/Symfony/Component/HttpKernel/Kernel.php
@@ -478,16 +478,23 @@ protected function initializeContainer()
     {
         $class = $this->getContainerClass();
         $cache = new ConfigCache($this->getCacheDir().'/'.$class.'.php', $this->debug);
+        static $classn = '';
         $fresh = true;
         if (!$cache->isFresh()) {
             $container = $this->buildContainer();
             $container->compile();
+            $classn = (is_numeric($classn) ? $classn+1 : 1);
+            $class .= $classn;
             $this->dumpContainer($cache, $container, $class, $this->getContainerBaseClass());
 
             $fresh = false;
+        } else {
+            $class .= $classn;
         }
 
-        require_once $cache->getPath();
+        if(!class_exists($class)) {
+            require $cache->getPath();
+        }
 
         $this->container = new $class();
         $this->container->set('kernel', $this);
