以XML文件方式扩展QTP的.NET插件的问题

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XML文件方式扩展QTP.NET插件的问题

陈能技

2008-1-8

 

今天试了一下QTP.NET插件,QTP.NET插件对于解决.NET控件识别和测试问题非常重要,是测试.NET平台程序必不可少的条件(包括测试.NET Windows Forms.NET Web FormsWPF控件)。.NET第三方控件或自定义的个性化控件的识别和测试问题可通过QTP.NET插件提供的扩展模块来解决。

 

QTP.NET插件主要提供了两种方式的扩展来支持个性化控件的测试:

1.NET DLL:使用其为VS.NET提供的Custom Server模板来创建用C#写的DLL来支持个性化控件的测试。

2XML:使用XML文件来描述扩展。

 

第一种方法的好处是可以充分利用开发工具的优势,第二种方法则相对更便捷,可随时进行扩展,但是今天试用的结果是可实现录制方面的扩展,在回放方面的扩展不能实现,不知道是不是还有什么诀窍没掌握,QTP提供的帮助文档在这方面也比较有限。

 

SwfConfig.xml文件中的扩展描述如下所示:

<?xml version="1.0" encoding="UTF-8"?>

<Controls>

  <Control Type="MyWindowsControlLibrary1.UserControl1">

          <Settings>

                 <Parameter Name="ConfigPath">D:/Program Files/Mercury Interactive/QuickTest Professional/dat/ControlDefineXMLSample.XML

                 </Parameter>

          </Settings>

          <CustomRecord>

                 <Component>

                        <Context>AUT-XML</Context>

                 </Component>

          </CustomRecord>

          <CustomReplay>

                 <Component>

                        <Context>AUT-XML</Context>

                 </Component>

          </CustomReplay>

  </Control>

</Controls>

 

ControlDefineXMLSample.XML的定义如下:

<?xml version="1.0" encoding="UTF-8"?>

 

<Customization>

 

       <Record>

 

              <Events>

 

                     <Event name="MouseDown" enabled="true">

 

                            <RecordedCommand name="MouseMove">

 

                                   <Parameter>                                

                                   EventArgs.X

                                   </Parameter>

 

                                   <Parameter lang="C#">

 

                                   Parameter = EventArgs.Y;

 

                                   </Parameter>

 

                            </RecordedCommand>

 

                     </Event>

 

              </Events>

 

       </Record>

 

       <Replay>

 

              <Methods>

 

                     <Method name="SetValue">

                       

                      <Parameters>

 

                                   <Parameter type="int" name="X"/>

 

                                   <Parameter type="int" name="Y"/>

 

                            </Parameters>

 

                            <MethodBody>

 

                                   System.Windows.Forms.MessageBox.Show("Mouse Position at Record Time");

                            </MethodBody>

 

                     </Method>

 

              </Methods>

 

       </Replay>

 

</Customization>

 

基本上是按QTP的帮助文档描述,以及它提供的一个小例子来写的。如果完全按其在NETExtensibility.chm文件中的“Example of a Control Definition XML File”这一节的例子来写则完全不能进行录制方面的扩展,它的例子如下:

<?xml version="1.0" encoding="UTF-8"?>

 

<Customization>

 

       <Record>

 

              <Events>

 

                     <Event name="MouseUp" enabled="true">

 

                            <RecordedCommand name="SetValue">

 

                                   <Parameter>

 

                                          Sender.Value

 

                                   </Parameter>

 

                                   <Parameter lang="C#">

 

                                          String xy;

 

                                          xy = EventArgs.X + ";" + EventArgs.Y;

 

                                          Parameter = xy;

 

                                   </Parameter>

 

                            </RecordedCommand>

 

                     </Event>

 

              </Events>

 

       </Record>

 

       <Replay>

 

              <Methods>

 

                     <Method name="SetValue">

 

                            <Parameters>

 

                                   <Parameter type="int" name="Value"/>

 

                                   <Parameter type="String" name="MousePosition"/>

 

                            </Parameters>

 

                            <MethodBody>

 

                                   RtObject.Value = Value;

 

                                   System.Windows.Forms.MessageBox.Show(MousePosition,"Mouse Position at Record Time");

 

                            </MethodBody>

 

                     </Method>

 

              </Methods>

 

       </Replay>

 

</Customization>