/**
  * Test if the search for a subdirectory works.
  *
  * @return void
  */
 public function testSearchForASubdirectory()
 {
     // create a three level directory
     $level1 = $this->namingDirectory->createSubdirectory('level1');
     $level2 = $level1->createSubdirectory('level2');
     $level3 = $level2->createSubdirectory('level3');
     // search for the last created subdirectory
     $this->assertInstanceOf('TechDivision\\Naming\\NamingDirectoryInterface', $this->namingDirectory->search('php:level1/level2/level3'));
 }