Code cleanup, break if found, no reason to go through entire vendor l…

…ist overwriting if found on first try. No reason to create variables we don't need.

lib/Cake/TestSuite/CakeTestSuiteDispatcher.php

@@ -136,20 +136,14 @@ protected function _checkPHPUnit() {
  * @return boolean true if found, false otherwise
  */
 	public function loadTestFramework() {
-		$found = $path = null;
-
 		foreach (App::path('vendors') as $vendor) {
 			if (is_dir($vendor . 'PHPUnit')) {
-				$path = $vendor;
+				ini_set('include_path', $vendor . PATH_SEPARATOR . ini_get('include_path'));
+				break;
 			}
 		}
 
-		if($path){
-			ini_set('include_path', $path . PATH_SEPARATOR . ini_get('include_path'));
-		}
-
-		$found = include 'PHPUnit' . DS . 'Autoload.php';
-		return $found;
+		return include 'PHPUnit' . DS . 'Autoload.php';
 	}
 
 /**