Tests for TOPP tools page

[Srajald]

@jcharkow @t0mdavid-m
Hi Sir,
I would like to work on these test cases files, can you please assign it to me ...
Thanks

content/topp_workflow_file_upload.py
Upload an example file and ensure that page displays that the example file is uploaded.

content/topp_workflow_parameter.py
Ensure parameters displayed are correct