Moved class name to file name logic into the PSR-0 Scanner to be able…

… to use it with a phpCS rule set

accepted/tests/Psr0_CompatibilityTest.php

@@ -12,32 +12,6 @@
 
 class psr0_CompatibilityTest extends \PHPUnit_Framework_TestCase
 {
-
-    /**
-     * Translates a classname to a filename according to the rules of PSR-0.
-     *
-     * This method is a clone of the autoload() function accepted to be the reference
-     * implementation to autoload classes following the PSR-0 FIG standard.
-     *
-     * @param string $className
-     * @return string
-     * @link https://github.com/php-fig/fig-standards
-     */
-    protected function translateClassToFilename($className)
-    {
-        $className = ltrim($className, '\\');
-        $fileName  = '';
-        $namespace = '';
-        if ($lastNsPos = strripos($className, '\\')) {
-            $namespace = substr($className, 0, $lastNsPos);
-            $className = substr($className, $lastNsPos + 1);
-            $fileName  = str_replace('\\', DIRECTORY_SEPARATOR, $namespace) . DIRECTORY_SEPARATOR;
-        }
-        $fileName .= str_replace('_', DIRECTORY_SEPARATOR, $className) . '.php';
-        return $fileName;
-    }
-
-
     /**
      * @dataProvider psr0CompatibilityDataprovider
      */
@@ -48,7 +22,7 @@ public function testPsr0Compatability($filename, $classname)
 
         $this->assertEquals(
             $filename,
-            $this->translateClassToFilename($classname),
+            Psr0_Scanner::translateClassToFilename($classname),
             'The classname does not translate correctly into a PSR-0 compatible filename.'
         );
     }
@@ -67,8 +41,8 @@ public static function psr0CompatibilityDataprovider()
     {
         // preparations
         $psr0 = new Psr0_Scanner(
-            Psr0_ScannerInclude,
-            Psr0_ScannerExclude
+            defined(Psr0_ScannerInclude) ? Psr0_ScannerInclude : '',
+            defined(Psr0_ScannerExclude) ? Psr0_ScannerExclude : ''
         );
 
         return $psr0->scan(Psr0_ScannerStartDir);

accepted/tests/Psr0_Scanner.php

@@ -16,7 +16,7 @@ class Psr0_Scanner
     protected $registry = array();
     protected $errors = array();
 
-    public function __construct($includes, $excludes)
+    public function __construct($includes = '' , $excludes = '')
     {
         $this->includes = $includes;
         $this->excludes = $excludes;
@@ -62,6 +62,29 @@ public function getErrors()
         return $this->errors;
     }
 
+    /**
+     * Translates a classname to a filename according to the rules of PSR-0.
+     *
+     * This method is a clone of the autoload() function accepted to be the reference
+     * implementation to autoload classes following the PSR-0 FIG standard.
+     *
+     * @param string $className
+     * @return string
+     * @link https://github.com/php-fig/fig-standards
+     */
+    public static function translateClassToFilename($className)
+    {
+        $className = ltrim($className, '\\');
+        $fileName  = '';
+        $namespace = '';
+        if ($lastNsPos = strripos($className, '\\')) {
+            $namespace = substr($className, 0, $lastNsPos);
+            $className = substr($className, $lastNsPos + 1);
+            $fileName  = str_replace('\\', DIRECTORY_SEPARATOR, $namespace) . DIRECTORY_SEPARATOR;
+        }
+        $fileName .= str_replace('_', DIRECTORY_SEPARATOR, $className) . '.php';
+        return $fileName;
+
 
     /**
      * Greps namespaces and classnames from the given file