public function testImportReplace()
 {
     $model = new Kwf_Model_FnF(array('data' => array(array('id' => '1', 'xy' => 'blub'), array('id' => '3-foo', 'xy' => 'blab'), array('id' => '4', 'xy' => 'bleb')), 'uniqueColumns' => array('id')));
     $data = array(array('id' => '1', 'xy' => 'blub'), array('id' => '2'), array('id' => '4', 'xy' => 'NEW'));
     $model->import(Kwf_Model_Interface::FORMAT_ARRAY, $data, array('replace' => true));
     $this->assertEquals(4, count($model->getRows()));
     $this->assertEquals('NEW', $model->getRow(4)->xy);
 }