public function testMethod_DELETEforFile()
 {
     $obj = new \BeeHub_Directory('/foo');
     $obj->user_set_acl(array(new \DAVACL_Element_ace('/system/users/jane', false, array(\DAVACL::PRIV_READ, \DAVACL::PRIV_WRITE), true)));
     $file = new \BeeHub_File('/foo/file.txt');
     $file->user_set_acl(array(new \DAVACL_Element_ace('/system/users/jane', false, array(\DAVACL::PRIV_READ, \DAVACL::PRIV_WRITE), false)));
     $this->setCurrentUser('/system/users/jane');
     $this->assertInstanceOf('\\BeeHub_File', \DAV::$REGISTRY->resource('/foo/file.txt'));
     $obj->method_DELETE('file.txt');
     $this->assertNull(\DAV::$REGISTRY->resource('/foo/file.txt'));
 }