message: tests/kola: add tests for CLI `ex` subcommand
diff: @@ -29,3 +29,9 @@ last_refresh_time=$(echo "${response}" | sed 's/[^0-9]*//g')
  # Sanity check that the last refresh time is a reasonable time.
  test "${last_refresh_time}" -gt 1616414400 # 1616414400 is Monday, March 22, 2021 12:00:00 PM UTC.
  ok "LastRefreshTime method"
  +
  +# Check that CLI commands work.
  +/usr/libexec/zincati ex moo --talkative > output.txt
  +assert_file_has_content output.txt "Moooo mooo moooo!"
  +test $(/usr/libexec/zincati ex last-refresh-time) -gt 1616414400
  +ok "last-refresh-time CLI command"
  