bug #19951 [Finder] Trim trailing directory slash in ExcludeDirectoryFilterIterator (ro0NL)

This PR was merged into the 2.7 branch.

Discussion
----------

[Finder] Trim trailing directory slash in ExcludeDirectoryFilterIterator

| Q             | A
| ------------- | ---
| Branch?       | 2.7
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #19599
| License       | MIT
| Doc PR        | reference to the documentation PR, if any

In this context `path` equals `path/`

Commits
-------

e0e5f0c apply rtrim

Author: fabpot

src/Symfony/Component/Finder/Iterator/ExcludeDirectoryFilterIterator.php

@@ -35,6 +35,7 @@ public function __construct(\Iterator $iterator, array $directories)
         $this->isRecursive = $iterator instanceof \RecursiveIterator;
         $patterns = array();
         foreach ($directories as $directory) {
+            $directory = rtrim($directory, '/');
             if (!$this->isRecursive || false !== strpos($directory, '/')) {
                 $patterns[] = preg_quote($directory, '#');
             } else {
@@ -51,7 +52,7 @@ public function __construct(\Iterator $iterator, array $directories)
     /**
      * Filters the iterator values.
      *
-     * @return bool true if the value should be kept, false otherwise
+     * @return bool True if the value should be kept, false otherwise
      */
     public function accept()
     {

src/Symfony/Component/Finder/Tests/Iterator/ExcludeDirectoryFilterIteratorTest.php

@@ -58,9 +58,23 @@ public function getAcceptData()
             'foo bar',
         );
 
+        $toto = array(
+            '.bar',
+            '.foo',
+            '.foo/.bar',
+            '.foo/bar',
+            '.git',
+            'test.py',
+            'foo',
+            'foo/bar.tmp',
+            'test.php',
+            'foo bar',
+        );
+
         return array(
             array(array('foo'), $this->toAbsolute($foo)),
             array(array('fo'), $this->toAbsolute($fo)),
+            array(array('toto/'), $this->toAbsolute($toto)),
         );
     }
 }