BI Validator now supports testing automation of Microstrategy Reports, Dashboards and Documents. Users can automate the regression, stress and functional testing of Microstrategy. This article gives an overview on how users can provide prompts in their BI Validator tests. 

Edit your document or add your report to a document before opening it in edit mode. Add a new text field with the content '&PROMPTXML' as shown below. Make sure there is enough space for displaying all the text from the prompt answer XML. 

Note: The above image is from the knowledge base article below
https://community.microstrategy.com/s/article/KB249962-How-to-get-prompt-xml-string-used-in-the

Once you have the Prompt Answer XML, copy paste it to BI Validator parameters section of the test plan as shown below: