Add whitelist based tests for tempest run command.

Whitelist-file parameter is used to include the regex
and will run the tests using tempest run command.
This patch will add the tests for tempest run based
on whitelist-file parameter.

Change-Id: Ic20588c2eb553039bedc7f9de75da052a800246a
Partially-Implements: blueprint tempest-cli-unit-test-coverage
1 file changed