/**
  * @test
  */
 public function accessConstantAndUpdate()
 {
     $className = 'ExampleForConstantUpdate';
     $class = new Stagehand_PHP_Class($className);
     $constant1 = new Stagehand_PHP_Class_Constant('a', 100);
     $class->addConstant($constant1);
     $this->assertSame($class->getConstant('a'), $constant1);
     $constant2 = new Stagehand_PHP_Class_Constant('a', 200);
     $class->setConstant($constant2);
     $this->assertSame($class->getConstant('a'), $constant2);
     $class->load();
     $instance = new $className();
     $this->assertEquals(ExampleForConstantUpdate::a, 200);
 }