Use the conflicts subresource to retrieve a list of conflicts before running tests, allowing the pipeline to fail more quickly so that you can correct errors faster.:

This subresource takes the following parameters

• Request – http://serverURL/prweb/api/v1/branches/{id}/conflicts
• Parameter – ID. The name of the branch for which you want to receive conflicts. This parameter is required.
• Response – The conflicts subresource returns the number of conflicts.