I am trying to run BGP_fact test cases using the following CLI in my testbed.

ansible-playbook test_sonic.yml -i inventory --limit sonic -e "testbed_type=t0" --become --tags BGP_fact --extra-vars "ptf_host=docker-ptf" -vvvv

But getting an error like given below:-

Saturday 12 January 2019 17:41:19 +0000 (0:00:00.098) 0:01:05.922 ******

TASK [test : Fib test] *********************************************************
task path: /var/azure/sonic-mgmt/ansible/roles/test/tasks/test_sonic_by_tag.yml:109
Saturday 12 January 2019 17:41:19 +0000 (0:00:00.085) 0:01:06.007 ******
fatal: [switch1]: FAILED! => {"failed": true, "reason": "ERROR! the file_name '/var/azure/sonic-mgmt/ansible/fib.yml' does not exist, or is not readable"}

and I cannot find any yml file with name fib.yml in '/var/azure/sonic-mgmt/ansible' folder.