How to: Attach a File While Running a Test
While you run a test using Test Runner, you have the option to attach files to the test, such as requirements for the application or log files that the application generates. The files can be attached to a test step.
The files can be useful as supporting material related to bugs to help isolate code defects. For more information, see How to: Submit a Bug using Test Runner.
To attach a document to a test using the Microsoft Test Runner
Click Add attachment to step result on the toolbar.
Browse to the file that you want to attach and click Open.
The document is attached to the test.