cs fix

Author: nicolas-grekas

Tests/Iterator/IteratorTestCase.php

@@ -44,9 +44,8 @@ protected function assertOrderedIterator($expected, \Traversable $iterator)
      *      $a and $b such that $a goes before $b in $expected, the method
      *      asserts that any element of $a goes before any element of $b
      *      in the sequence generated by $iterator
-     *  @param \Traversable $iterator
      */
-    protected function assertOrderedIteratorForGroups($expected, \Traversable $iterator)
+    protected function assertOrderedIteratorForGroups(array $expected, \Traversable $iterator)
     {
         $values = array_values(array_map(function (\SplFileInfo $fileinfo) { return $fileinfo->getPathname(); }, iterator_to_array($iterator)));
 
@@ -63,11 +62,8 @@ protected function assertOrderedIteratorForGroups($expected, \Traversable $itera
 
     /**
      * Same as IteratorTestCase::assertIterator with foreach usage.
-     *
-     * @param array        $expected
-     * @param \Traversable $iterator
      */
-    protected function assertIteratorInForeach($expected, \Traversable $iterator)
+    protected function assertIteratorInForeach(array $expected, \Traversable $iterator)
     {
         $values = [];
         foreach ($iterator as $file) {
@@ -83,11 +79,8 @@ protected function assertIteratorInForeach($expected, \Traversable $iterator)
 
     /**
      * Same as IteratorTestCase::assertOrderedIterator with foreach usage.
-     *
-     * @param array        $expected
-     * @param \Traversable $iterator
      */
-    protected function assertOrderedIteratorInForeach($expected, \Traversable $iterator)
+    protected function assertOrderedIteratorInForeach(array $expected, \Traversable $iterator)
     {
         $values = [];
         foreach ($iterator as $file) {