【WPF】代码触发Button点击事件

public void test()
{
    Button btn = new Button();
    btn.Click += Btn_Click;
}

private void Btn_Click(object sender, RoutedEventArgs e)
{
     Console.WriteLine("点击了按钮！");
}

ButtonAutomationPeer peer = new ButtonAutomationPeer(someButton);
IInvokeProvider invokeProv = peer.GetPattern(PatternInterface.Invoke) as IInvokeProvider;
invokeProv.Invoke();

someButton.RaiseEvent(new RoutedEventArgs(Button.ClickEvent));