http://blogs.msdn.com/b/gautamg/archive/2010/03/20/how-to-validate-background-color-or-other-custom-properties-of-wpf-control-in-coded-ui-test.aspxCoded UI Test uses accessibility ( UI Automation ) for testing of WPF application.&#160; This accessibility (UI Automation) infrastructure only exposes a subset of control properties which is limiting in some cases.&#160; For example, there is no easyen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.msdn.com/b/gautamg/archive/2010/03/20/how-to-validate-background-color-or-other-custom-properties-of-wpf-control-in-coded-ui-test.aspx#10112328Thu, 06 Jan 2011 04:26:06 GMT91d46819-8472-40ad-a661-2c78acb4018c:10112328Gautam Goenka [MSFT]<p>Yes, there is no support for Background color. &nbsp;The WinButtonEx is just an example around how you can add such properties.</p> <div style="clear:both;"></div><img src="http://blogs.msdn.com/aggbug.aspx?PostID=10112328" width="1" height="1">http://blogs.msdn.com/b/gautamg/archive/2010/03/20/how-to-validate-background-color-or-other-custom-properties-of-wpf-control-in-coded-ui-test.aspx#10111976Wed, 05 Jan 2011 12:00:51 GMT91d46819-8472-40ad-a661-2c78acb4018c:10111976Rafal<p>How can I test of background color in WinForms? I have looked at your WinButtonEx but it simply exposes a sub properties of button rectangle. How to expose properties that control has, but are not easily accessible?</p> <div style="clear:both;"></div><img src="http://blogs.msdn.com/aggbug.aspx?PostID=10111976" width="1" height="1">http://blogs.msdn.com/b/gautamg/archive/2010/03/20/how-to-validate-background-color-or-other-custom-properties-of-wpf-control-in-coded-ui-test.aspx#9992449Thu, 08 Apr 2010 14:42:23 GMT91d46819-8472-40ad-a661-2c78acb4018c:9992449Gautam Goenka [MSFT]<p>@stgn - Coded UI Test uses accessibility (UI Automation) underneath and that exposes only subset of properties because of technical limitation and cost.</p> <div style="clear:both;"></div><img src="http://blogs.msdn.com/aggbug.aspx?PostID=9992449" width="1" height="1">http://blogs.msdn.com/b/gautamg/archive/2010/03/20/how-to-validate-background-color-or-other-custom-properties-of-wpf-control-in-coded-ui-test.aspx#9992272Thu, 08 Apr 2010 07:45:54 GMT91d46819-8472-40ad-a661-2c78acb4018c:9992272stgn<p>Why is only a subset of control properties exposed? What's the reason for that?</p><div style="clear:both;"></div><img src="http://blogs.msdn.com/aggbug.aspx?PostID=9992272" width="1" height="1">