billing_confirmation_test.expect

#!/usr/bin/env expect

set client   [lindex $argv 0]
set response [lindex $argv 1]
set appname  [lindex $argv 2]

spawn $client instances 1 --app $appname
expect "This is your first time enabling a paid feature that will be billed to your account. Type 'yes' to proceed: "
send $response
send "\n"
expect eof