To register a custom test type with ALM:
Create an XML file containing details of the test type files. The files XML contains the following information:
The format of ImageProviderCLSID, ScriptViewerCLSID, ExecutionConfigurationViewerCLSID and ResultViewerCLSID is the fully qualified name of the .NET class, a comma (,), and the .NET assembly name. These CLSIDs may not be longer than 50 characters.
See the example of Test Type Files XML
Place the XML file in the CustomTestTypes folder you created. See Installing a Custom Test Type. The folder is directly under the root deployment directory on the ALM server.
Next: Configuring Support for Versions
See also:
Overview of the Cabarc Utility (http://technet.microsoft.com/en-us/library/cc781787(WS.10).aspx)
How to digitally sign ALM files (http://support.openview.hp.com/selfsolve/document/KM204201)