#!/usr/bin/env bats

load test_helper

@test "\`hosts version\` returns with 0 status." {
  run "$_HOSTS" version
  [[ "$status" -eq 0 ]]
}

@test "\`hosts version\` prints a version number." {
  run "$_HOSTS" version
  printf "'%s'" "$output"
  echo "$output" | grep -q '\d\+\.\d\+\.\d\+'
}

@test "\`hosts --version\` returns with 0 status." {
  run "$_HOSTS" --version
  [[ "$status" -eq 0 ]]
}

@test "\`hosts --version\` prints a version number." {
  run "$_HOSTS" --version
  printf "'%s'" "$output"
  echo "$output" | grep -q '\d\+\.\d\+\.\d\+'
}

# help ########################################################################

@test "\`help version\` exits with status 0." {
  run "$_HOSTS" help version
  [[ $status -eq 0 ]]
}

@test "\`help version\` prints help information." {
  run "$_HOSTS" help version
  printf "\$status: %s\n" "$status"
  printf "\$output: '%s'\n" "$output"
  [[ "${lines[0]}" == "Usage:" ]]
  [[ "${lines[1]}" == "  hosts (version | --version)" ]]
}