cs: Enable more risky rules.

src/Bundle/ChillMainBundle/Test/Export/AbstractAggregatorTest.php

@@ -13,6 +13,11 @@ use Doctrine\ORM\AbstractQuery;
 use Doctrine\ORM\QueryBuilder;
 use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
 use Traversable;
+use function call_user_func;
+use function count;
+use function is_array;
+use function is_callable;
+use function is_string;
 
 /**
  * Helper which creates a set of test for aggregators.

src/Bundle/ChillMainBundle/Test/Export/AbstractExportTest.php

@@ -17,6 +17,11 @@ use Symfony\Bundle\FrameworkBundle\Test\WebTestCase;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\Security\Core\Role\Role;
 use Traversable;
+use function call_user_func;
+use function count;
+use function is_array;
+use function is_callable;
+use function is_string;
 
 /**
  * This class provide a set of tests for exports.

src/Bundle/ChillMainBundle/Test/Export/AbstractFilterTest.php

@@ -12,6 +12,10 @@ namespace Chill\MainBundle\Test\Export;
 use Doctrine\ORM\QueryBuilder;
 use Exception;
 use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
+use function count;
+use function get_class;
+use function is_array;
+use function is_string;
 
 /**
  *  Helper to test filters.