agregue log al test enviroment

app/config/config_test.yml

@@ -17,3 +17,15 @@ web_profiler:
 
 swiftmailer:
     disable_delivery: true
+
+monolog:
+    handlers:
+        main:
+            type: stream
+            path: "%kernel.logs_dir%/%kernel.environment%.log"
+            level: debug
+            channels: [!event]
+        console:
+            type:   console
+            channels: [!event, !doctrine]
+