api/tests: split test_api.py in 2 files and rewrite tests using pytest
using pytest-flask for test_rpc_server.py
Depends on !86 (closed)
Migrated from D2107 (view on Phabricator)
Staging instance, all changes can be removed at any time
using pytest-flask for test_rpc_server.py
Depends on !86 (closed)
Migrated from D2107 (view on Phabricator)