public void TestMethod1()
{
IDriver driver = new Driver();
ICar acar = new ACar();
driver.ToDrive(acar);
ICar bcar = new BCar();
driver.ToDrive(bcar);
//共5行
}
public void TestMethod2()
{
ICar acar = new ACar();
IDriver2 driver = new Driver2(acar);
driver.ToDrive();
ICar bcar = new BCar();
IDriver2 driver2 = new Driver2(bcar);
driver2.ToDrive();
//共6行代码
}