Improved tests

src/Wallabag/CoreBundle/Entity/Config.php

@@ -257,7 +257,7 @@ class Config
     /**
      * Set readingSpeed.
      *
-     * @param int $readingSpeed
+     * @param float $readingSpeed
      *
      * @return Config
      */
@@ -271,7 +271,7 @@ class Config
     /**
      * Get readingSpeed.
      *
-     * @return int
+     * @return float
      */
     public function getReadingSpeed()
     {

src/Wallabag/CoreBundle/Tests/Controller/ConfigControllerTest.php

@@ -46,6 +46,7 @@ class ConfigControllerTest extends WallabagCoreTestCase
         $data = array(
             'config[theme]' => 'baggy',
             'config[items_per_page]' => '30',
+            'config[reading_speed]' => '0.5',
             'config[language]' => 'en',
         );