diff --git a/.gitignore b/.gitignore
index 80ae21a..d924569 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
-/vendor/*
-composer.lock
-.php_cs.cache
+/vendor/
+/composer.lock
+/.php_cs.cache
+/phpunit.xml
+/Tests/Functional/cache
+/Tests/Functional/logs
diff --git a/.travis.yml b/.travis.yml
index fe79f81..deb7558 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,9 @@
 language: php
 
 php:
-  - 5.5
   - 5.6
   - 7.0
+  - 7.1
   - hhvm
 
 sudo: false
@@ -26,4 +26,4 @@ matrix:
 before_install:
   - composer self-update
 
-install: composer update $COMPOSER_FLAGS --prefer-dist
+install: composer update $COMPOSER_FLAGS
diff --git a/DependencyInjection/Compiler/AddExtractorsPass.php b/DependencyInjection/Compiler/AddExtractorsPass.php
new file mode 100644
index 0000000..6725f45
--- /dev/null
+++ b/DependencyInjection/Compiler/AddExtractorsPass.php
@@ -0,0 +1,28 @@
+<?php
+
+/*
+ * This file is part of the ApiDocBundle package.
+ *
+ * (c) EXSyst
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace EXSyst\Bundle\ApiDocBundle\DependencyInjection\Compiler;
+
+use Symfony\Component\DependencyInjection\Compiler\PriorityTaggedServiceTrait;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+
+class AddExtractorsPass implements CompilerPassInterface
+{
+    use PriorityTaggedServiceTrait;
+
+    public function process(ContainerBuilder $container)
+    {
+        $extractors = $this->findAndSortTaggedServices('exsyst_api_doc.extractor', $container);
+
+        $container->getDefinition('exsyst_api_doc.generator')->replaceArgument(0, $extractors);
+    }
+}
diff --git a/DependencyInjection/Compiler/AddRoutingExtractorsPass.php b/DependencyInjection/Compiler/AddRoutingExtractorsPass.php
new file mode 100644
index 0000000..86566a3
--- /dev/null
+++ b/DependencyInjection/Compiler/AddRoutingExtractorsPass.php
@@ -0,0 +1,28 @@
+<?php
+
+/*
+ * This file is part of the ApiDocBundle package.
+ *
+ * (c) EXSyst
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace EXSyst\Bundle\ApiDocBundle\DependencyInjection\Compiler;
+
+use Symfony\Component\DependencyInjection\Compiler\PriorityTaggedServiceTrait;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+
+class AddRoutingExtractorsPass implements CompilerPassInterface
+{
+    use PriorityTaggedServiceTrait;
+
+    public function process(ContainerBuilder $container)
+    {
+        $extractors = $this->findAndSortTaggedServices('exsyst_api_doc.routing_extractor', $container);
+
+        $container->getDefinition('exsyst_api_doc.extractors.routing')->replaceArgument(2, $extractors);
+    }
+}
diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
new file mode 100644
index 0000000..0b5d88e
--- /dev/null
+++ b/DependencyInjection/Configuration.php
@@ -0,0 +1,26 @@
+<?php
+
+/*
+ * This file is part of the ApiDocBundle package.
+ *
+ * (c) EXSyst
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace EXSyst\Bundle\ApiDocBundle\DependencyInjection;
+
+use Symfony\Component\Config\Definition\Builder\TreeBuilder;
+use Symfony\Component\Config\Definition\ConfigurationInterface;
+
+class Configuration implements ConfigurationInterface
+{
+    public function getConfigTreeBuilder()
+    {
+        $treeBuilder = new TreeBuilder();
+        $rootNode = $treeBuilder->root('exsyst_api_doc');
+
+        return $treeBuilder;
+    }
+}
diff --git a/DependencyInjection/EXSystApiDocExtension.php b/DependencyInjection/EXSystApiDocExtension.php
new file mode 100644
index 0000000..0c8ffde
--- /dev/null
+++ b/DependencyInjection/EXSystApiDocExtension.php
@@ -0,0 +1,39 @@
+<?php
+
+/*
+ * This file is part of the ApiDocBundle package.
+ *
+ * (c) EXSyst
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace EXSyst\Bundle\ApiDocBundle\DependencyInjection;
+
+use Symfony\Component\Config\FileLocator;
+use Symfony\Component\HttpKernel\DependencyInjection\Extension;
+use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+
+class EXSystApiDocExtension extends Extension
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function getAlias()
+    {
+        return 'exsyst_api_doc';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function load(array $configs, ContainerBuilder $container)
+    {
+        $config = $this->processConfiguration(new Configuration(), $configs);
+        $loader = new XmlFileLoader($container, new FileLocator(__DIR__.'/../Resources/config'));
+
+        $loader->load('services.xml');
+    }
+}
diff --git a/EXSystApiDocBundle.php b/EXSystApiDocBundle.php
new file mode 100644
index 0000000..5d00656
--- /dev/null
+++ b/EXSystApiDocBundle.php
@@ -0,0 +1,43 @@
+<?php
+
+/*
+ * This file is part of the ApiDocBundle package.
+ *
+ * (c) EXSyst
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace EXSyst\Bundle\ApiDocBundle;
+
+use EXSyst\Bundle\ApiDocBundle\DependencyInjection\Compiler\AddExtractorsPass;
+use EXSyst\Bundle\ApiDocBundle\DependencyInjection\Compiler\AddRoutingExtractorsPass;
+use EXSyst\Bundle\ApiDocBundle\DependencyInjection\EXSystApiDocExtension;
+use Symfony\Component\HttpKernel\Bundle\Bundle;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+
+class EXSystApiDocBundle extends Bundle
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function build(ContainerBuilder $container)
+    {
+        $container->addCompilerPass(new AddExtractorsPass());
+        $container->addCompilerPass(new AddRoutingExtractorsPass());
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getContainerExtension()
+    {
+        if (null === $this->extension) {
+            $this->extension = new EXSystApiDocExtension();
+        }
+        if ($this->extension) {
+            return $this->extension;
+        }
+    }
+}
diff --git a/Extractor/Routing/NelmioAnnotationExtractor.php b/Extractor/Routing/NelmioAnnotationExtractor.php
index 896823f..c8368de 100644
--- a/Extractor/Routing/NelmioAnnotationExtractor.php
+++ b/Extractor/Routing/NelmioAnnotationExtractor.php
@@ -37,12 +37,13 @@ class NelmioAnnotationExtractor implements RouteExtractorInterface
         }
 
         $annotation = $this->annotationReader->getMethodAnnotation($reflectionMethod, ApiDoc::class);
-        // some fields aren't available otherwise
-        $annotationArray = $annotation->toArray();
         if (null === $annotation) {
             return;
         }
 
+        // some fields aren't available otherwise
+        $annotationArray = $annotation->toArray();
+        
         foreach ($this->getOperations($api, $route) as $operation) {
             if ($annotation->getDescription()) {
                 $operation->setDescription($annotation->getDescription());
diff --git a/Extractor/Routing/RouteExtractorTrait.php b/Extractor/Routing/RouteExtractorTrait.php
index 7767921..391ee0c 100644
--- a/Extractor/Routing/RouteExtractorTrait.php
+++ b/Extractor/Routing/RouteExtractorTrait.php
@@ -27,7 +27,7 @@ trait RouteExtractorTrait
      */
     private function getOperations(Swagger $api, Route $route)
     {
-        $path = $swagger->getPaths()->get($route->getPath());
+        $path = $api->getPaths()->get($route->getPath());
         $methods = $route->getMethods() ?: Swagger::$METHODS;
         foreach ($methods as $method) {
             $method = strtolower($method);
diff --git a/Extractor/Routing/RouteMetadataExtractor.php b/Extractor/Routing/RouteMetadataExtractor.php
index 3805d24..2fcd7c5 100644
--- a/Extractor/Routing/RouteMetadataExtractor.php
+++ b/Extractor/Routing/RouteMetadataExtractor.php
@@ -26,7 +26,7 @@ class RouteMetadataExtractor implements RouteExtractorInterface
             foreach ($route->getRequirements() as $parameterName => $requirement) {
                 $parameter = $operation->getParameters()->get($parameterName, 'path');
                 $parameter->setRequired(true);
-                $parameter->setType(swagger\Swagger::T_STRING);
+                $parameter->setType(Swagger::T_STRING);
                 $parameter->setFormat($requirement);
             }
         }
diff --git a/Extractor/RouteExtractor.php b/Extractor/RoutingExtractor.php
similarity index 95%
rename from Extractor/RouteExtractor.php
rename to Extractor/RoutingExtractor.php
index 490e593..5023cd8 100644
--- a/Extractor/RouteExtractor.php
+++ b/Extractor/RoutingExtractor.php
@@ -18,7 +18,7 @@ use Symfony\Bundle\FrameworkBundle\Controller\ControllerNameParser;
 use Symfony\Component\Routing\Route;
 use Symfony\Component\Routing\RouterInterface;
 
-class RouteExtractor implements ExtractorInterface
+class RoutingExtractor implements ExtractorInterface
 {
     private $routeExtractors;
 
@@ -37,13 +37,12 @@ class RouteExtractor implements ExtractorInterface
     /**
      * @return Swagger
      */
-    public function extract()
+    public function extractIn(Swagger $swagger)
     {
         if (0 === count($this->routeExtractors)) {
             return;
         }
 
-        $swagger = new Swagger();
         foreach ($this->getRoutes() as $route) {
             // if able to resolve the controller
             if ($method = $this->getReflectionMethod($route->getDefault('_controller'))) {
@@ -53,8 +52,6 @@ class RouteExtractor implements ExtractorInterface
                 }
             }
         }
-
-        return $swagger;
     }
 
     /**
diff --git a/Resources/config/services.xml b/Resources/config/services.xml
new file mode 100644
index 0000000..a31d27e
--- /dev/null
+++ b/Resources/config/services.xml
@@ -0,0 +1,32 @@
+<?xml version="1.0" ?>
+<container xmlns="http://symfony.com/schema/dic/services"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">
+
+    <services>
+        <service id="exsyst_api_doc.generator" class="EXSyst\Bundle\ApiDocBundle\ApiDocGenerator">
+            <argument type="collection" />
+        </service>
+
+        <!-- Extractors -->
+        <service id="exsyst_api_doc.extractors.routing" class="EXSyst\Bundle\ApiDocBundle\Extractor\RoutingExtractor" public="false">
+            <argument type="service" id="router" />
+            <argument type="service" id="controller_name_converter" />
+            <argument type="collection" />
+
+            <tag name="exsyst_api_doc.extractor" priority="-100" />
+        </service>
+
+        <!-- Routing Extractors -->
+        <service id="exsyst_api_doc.routing_extractors.route_metadata" class="EXSyst\Bundle\ApiDocBundle\Extractor\Routing\RouteMetadataExtractor" public="false">
+            <tag name="exsyst_api_doc.routing_extractor" />
+        </service>
+
+        <service id="exsyst_api_doc.routing_extractors.nelmio_annotation" class="EXSyst\Bundle\ApiDocBundle\Extractor\Routing\NelmioAnnotationExtractor" public="false">
+            <argument type="service" id="annotation_reader" />
+
+            <tag name="exsyst_api_doc.routing_extractor" />
+        </service>
+    </services>
+
+</container>
diff --git a/Tests/Functional/Controller/ApiController.php b/Tests/Functional/Controller/ApiController.php
new file mode 100644
index 0000000..c4ae143
--- /dev/null
+++ b/Tests/Functional/Controller/ApiController.php
@@ -0,0 +1,24 @@
+<?php
+
+/*
+ * This file is part of the ApiDocBundle package.
+ *
+ * (c) EXSyst
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace EXSyst\Bundle\ApiDocBundle\Tests\Functional\Controller;
+
+use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
+
+class ApiController
+{
+    /**
+     * @Route("/test/{user}", methods={"GET"}, schemes={"https"}, requirements={"user"="/foo/"})
+     */
+    public function userAction()
+    {
+    }
+}
diff --git a/Tests/Functional/FunctionalTest.php b/Tests/Functional/FunctionalTest.php
new file mode 100644
index 0000000..b5dd446
--- /dev/null
+++ b/Tests/Functional/FunctionalTest.php
@@ -0,0 +1,46 @@
+<?php
+
+/*
+ * This file is part of the ApiDocBundle package.
+ *
+ * (c) EXSyst
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace EXSyst\Bundle\ApiDocBundle\Tests\Functional;
+
+use Symfony\Bundle\FrameworkBundle\Test\WebTestCase;
+
+class FunctionalTest extends WebTestCase
+{
+    public function testUserActionApiController()
+    {
+        $api = $this->getSwaggerDefinition();
+        $paths = $api->getPaths();
+
+        $this->assertTrue($paths->has('/test/{user}'));
+        $action = $paths->get('/test/{user}');
+
+        $this->assertTrue($action->hasOperation('get'));
+        $operation = $action->getOperation('get');
+
+        $this->assertEquals(['https'], $operation->getSchemes()->toArray());
+
+        $parameters = $operation->getParameters();
+        $this->assertTrue($parameters->search('user', 'path'));
+
+        $parameter = $parameters->find('user', 'path');
+        $this->assertTrue($parameter->getRequired());
+        $this->assertEquals('string', $parameter->getType());
+        $this->assertEquals('/foo/', $parameter->getFormat());
+    }
+
+    private function getSwaggerDefinition()
+    {
+        static::createClient();
+
+        return static::$kernel->getContainer()->get('exsyst_api_doc.generator')->extract();
+    }
+}
diff --git a/Tests/Functional/TestKernel.php b/Tests/Functional/TestKernel.php
new file mode 100644
index 0000000..9683c25
--- /dev/null
+++ b/Tests/Functional/TestKernel.php
@@ -0,0 +1,54 @@
+<?php
+
+/*
+ * This file is part of the ApiDocBundle package.
+ *
+ * (c) EXSyst
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+use EXSyst\Bundle\ApiDocBundle\EXSystApiDocBundle;
+use Sensio\Bundle\FrameworkExtraBundle\SensioFrameworkExtraBundle;
+use Symfony\Bundle\FrameworkBundle\FrameworkBundle;
+use Symfony\Bundle\FrameworkBundle\Kernel\MicroKernelTrait;
+use Symfony\Component\Config\Loader\LoaderInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\HttpKernel\Kernel;
+use Symfony\Component\Routing\RouteCollectionBuilder;
+
+class TestKernel extends Kernel
+{
+    use MicroKernelTrait;
+
+    /**
+     * {@inheritdoc}
+     */
+    public function registerBundles()
+    {
+        return [
+            new FrameworkBundle(),
+            new SensioFrameworkExtraBundle(),
+            new EXSystApiDocBundle(),
+        ];
+    }
+    /**
+     * {@inheritdoc}
+     */
+    protected function configureRoutes(RouteCollectionBuilder $routes)
+    {
+        $routes->import(__DIR__.'/Controller/', '/', 'annotation');
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function configureContainer(ContainerBuilder $c, LoaderInterface $loader)
+    {
+        $c->loadFromExtension('framework', [
+            'secret' => 'MySecretKey',
+            'test'   => null,
+        ]);
+    }
+}
diff --git a/composer.json b/composer.json
index f2bd605..6c29bc1 100644
--- a/composer.json
+++ b/composer.json
@@ -9,13 +9,15 @@
         }
     ],
     "require": {
-        "php": ">=5.5",
-        "symfony/framework-bundle": "^2.7|^3.0",
+        "php": ">=5.6",
+        "symfony/framework-bundle": "^3.2@dev",
         "gossi/swagger": "^0.2"
     },
     "require-dev": {
-        "nelmio/api-doc-bundle": "^2.0",
-        "symfony/phpunit-bridge": "^2.7|^3.0"
+        "symfony/browser-kit": "~2.8|~3.0",
+        "symfony/phpunit-bridge": "^3.2@dev",
+        "sensio/framework-extra-bundle": "~3.0",
+        "nelmio/api-doc-bundle": "^2.0"
     },
     "suggest": {
         "nelmio/api-doc-bundle": "For using the ApiDoc annotation."
@@ -29,5 +31,7 @@
         "branch-alias": {
             "dev-master": "0.1.x-dev"
         }
-    }
+    },
+    "prefer-stable": true,
+    "minimum-stability": "dev"
 }
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 760bc87..ea706f6 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
+
 <!-- http://phpunit.de/manual/4.1/en/appendixes.configuration.html -->
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:noNamespaceSchemaLocation="http://schema.phpunit.de/4.1/phpunit.xsd"
+         xsi:noNamespaceSchemaLocation="http://schema.phpunit.de/4.6/phpunit.xsd"
          backupGlobals="false"
          colors="true"
          bootstrap="vendor/autoload.php"
@@ -9,17 +10,23 @@
     <php>
         <ini name="error_reporting" value="-1" />
     </php>
+
     <testsuites>
-        <testsuite name="EXSyst Api Doc Bundle Test Suite">
-            <directory>./Tests/</directory>
+        <testsuite name="Project Test Suite">
+            <directory>Tests</directory>
         </testsuite>
     </testsuites>
+
+    <php>
+        <server name="KERNEL_DIR" value="Tests/Functional/" />
+    </php>
+
     <filter>
         <whitelist>
-            <directory>./</directory>
+            <directory>.</directory>
             <exclude>
-                <directory>./vendor</directory>
-                <directory>./Tests/</directory>
+                <directory>Tests</directory>
+                <directory>vendor</directory>
             </exclude>
         </whitelist>
     </filter>