反射调用private方法实践(php、java)

<?php/** * 崔小涣单测的基本模板。 * * @author cuihuan * @date 2015/11/12 22:15:31 * @version $Revision:1.0$ **/class MyClass {/** * 私有方法 * * @param $params * @return bool */private function privateFunc($params){if(!isset($params)){return false;}echo "test success";return $params;}}

<?php/*************************************************************************** * * $Id: MyClassTest T,v 1.0 PsCaseTest cuihuan Exp$ * **************************************************************************//** * 崔小涣单测的基本模板。 * * @author cuihuan * @date 2015/11/12 22:09:31 * @version $Revision:1.0$ **/require_once ('./MyClass.php');class MyClassTest extends PHPUnit_Framework_TestCase {const CLASS_NAME = 'MyClass';const FAIL  = 'fail';protected $objMyClass;/** * @brief setup: Sets up the fixture, for example, opens a network connection. * * 可以看做phpunit的构造函数 */public function setup() {date_default_timezone_set('PRC');$this->objMyClass = new MyClass();}/** * 利用反射，对类中的private 和 protect 方法进行单元测试 * * @param $strMethodName string ：反射函数名 * @return ReflectionMethod obj  ：回调对象 */protected static function getPrivateMethod($strMethodName) {$objReflectClass = new ReflectionClass(self::CLASS_NAME);$method = $objReflectClass->getMethod($strMethodName);$method->setAccessible(true);return $method;}/** * @brief :测试private函数的调用 */public function testPrivateFunc(){$testCase = 'just a test string';// 反射该类$testFunc = self::getPrivateMethod('privateFunc');$res = $testFunc->invokeArgs($this->objMyClass, array($testCase));$this->assertEquals($testCase, $res);$this->expectOutputRegex('/success/i');// 捕获没有参数异常测试try { $testFunc->invokeArgs($this->transfer2Pscase, array());} catch (Exception $expected) {$this->assertNotNull($expected);return true;}$this->fail(self::FAIL);}}

/** * 利用反射，对类中的private 和 protect 方法进行单元测试 * * @param $strMethodName string ：反射函数名 * @return ReflectionMethod obj  ：回调对象 */protected static function getPrivateMethod($strMethodName) {$objReflectClass = new ReflectionClass(self::CLASS_NAME);$method = $objReflectClass->getMethod($strMethodName);$method->setAccessible(true);return $method;}

<span style="font-size:14px;">import java.lang.reflect.InvocationTargetException; 
import java.lang.reflect.Method; 
public class ReflectDemo { 
 public static void main(String[] args) throws Exception { 
  Method method = PackageClazz.class.getDeclaredMethod("privilegedMethod", new Class[]{String.class,String.class});  
  method.setAccessible(true); 
  method.invoke(new PackageClazz(), "452345234","q31234132"); 
 } 
} 
class PackageClazz { 
 private void privilegedMethod(String invokerName,String adb) { 
  System.out.println("---"+invokerName+"----"+adb); 
 } 
}</span>