SimpleReflection::classExistsSansAutoload PHP Method

    public function classExistsSansAutoload()
    {
        return class_exists($this->interface, false);
    }

 /**
  *    Generates a version of a class with selected
  *    methods mocked only. Inherits the old class
  *    and chains the mock methods of an aggregated
  *    mock object.
  *    @param array $methods           Methods to be overridden
  *                                    with mock versions.
  *    @access public
  */
 function generatePartial($methods)
 {
     if (!$this->_reflection->classExists($this->_class)) {
         return false;
     }
     $mock_reflection = new SimpleReflection($this->_mock_class);
     if ($mock_reflection->classExistsSansAutoload()) {
         trigger_error("Partial mock class [{$mock_class}] already exists");
         return false;
     }
     return eval($this->_extendClassCode($methods));
 }