Configuring VPP via vpp_api_test with json output formatting produce for VAT command "ip_add_del_route

{network}

/

{prefix_length}

{via}

{interface}

{resolve_attempts}

{count}", where {count}

is higher then 1 invalid Json output.

Example:

$ cat ipadd.vat
ip_add_del_route 10.10.10.0/32 via 1.1.1.1 sw_if_index 5 resolve-attempts 10 count 2

$ sudo vpp_api_test in ipadd.vat json

{
"retval": 0
}

{
"retval": 0
}

[]
2 routes in .009039 secs, 221.25 routes/sec
vat#

For very large count number (e.g.: 10,000) command does not return to vat# prompt unless user press <Enter>