Added amOnAction function

documentation.md

@@ -220,6 +220,21 @@ Authenticates user for HTTP_AUTH
  * `param` $password
 
 
+### amOnAction
+
+Opens web page by action name
+
+``` php
+<?php
+$I->amOnAction('PostController::index');
+$I->amOnAction('HomeController');
+$I->amOnAction('ArticleController', ['slug' => 'lorem-ipsum']);
+```
+
+ * `param string` $action
+ * `param array` $params
+
+
 ### amOnPage
 
 Opens the page for the given relative URI.

src/Codeception/Module/Symfony.php

@@ -13,6 +13,7 @@
 use Symfony\Component\Finder\Finder;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 use Symfony\Component\Finder\SplFileInfo;
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
 use Symfony\Component\VarDumper\Cloner\Data;
 use Symfony\Bundle\FrameworkBundle\Console\Application;
 use Symfony\Component\Console\Input\ArrayInput;
@@ -770,4 +771,45 @@ private function getPossibleKernelClasses()
 
         return [$this->config['kernel_class']];
     }
+
+    /**
+     * Opens web page by action name
+     *
+     * ``` php
+     * <?php
+     * $I->amOnAction('PostController::index');
+     * $I->amOnAction('HomeController');
+     * $I->amOnAction('ArticleController', ['slug' => 'lorem-ipsum']);
+     * ```
+     *
+     * @param string $action
+     * @param array $params
+     */
+    public function amOnAction($action, $params = [])
+    {
+        $container = $this->_getContainer();
+
+        if (!$container->has('router')) {
+            $this->fail("Symfony container doesn't have 'router' service");
+            return;
+        }
+
+        $router = $this->grabService('router');
+
+        $routes = $router->getRouteCollection()->getIterator();
+
+        foreach ($routes as $route) {
+            $controller = basename($route->getDefault('_controller'));
+            if ($controller === $action) {
+                $resource = $router->match($route->getPath());
+                $url = $router->generate(
+                    $resource['_route'],
+                    $params,
+                    UrlGeneratorInterface::ABSOLUTE_PATH
+                );
+                $this->amOnPage($url);
+                return;
+            }
+        }
+    }
 }