public function testIsEqual()
 {
     $fnf1 = new Kwf_Model_FnF();
     $fnf2 = new Kwf_Model_FnF();
     $proxy = new Kwf_Model_Proxy(array('proxyModel' => $fnf1));
     $proxySame = new Kwf_Model_Proxy(array('proxyModel' => $fnf1));
     $proxyNotSame = new Kwf_Model_Proxy(array('proxyModel' => $fnf2));
     $this->assertEquals(true, $proxy->isEqual($proxySame));
     $this->assertEquals(false, $proxy->isEqual($proxyNotSame));
 }