hosts/test/show.bats

#!/usr/bin/env bats

load test_helper

# `hosts show` ################################################################

@test "\`show\` with no arguments exits with status 1." {
  run "${_HOSTS}" show
  printf "\${status}: %s\\n" "${status}"
  printf "\${output}: '%s'\\n" "${output}"
  [[ ${status} -eq 1 ]]
}

@test "\`show\` with no arguments prints help information." {
  run "${_HOSTS}" show
  printf "\${status}: %s\\n" "${status}"
  printf "\${output}: '%s'\\n" "${output}"
  [[ "${lines[0]}" == "Usage:" ]]
  [[ "${lines[1]}" == "  hosts show (<ip> | <hostname> | <search string>)" ]]
}

# `hosts show <no matching>` ##################################################

@test "\`show <query>\` with no matching entries with status 1." {
  {
    run "${_HOSTS}" add 0.0.0.0 example.com
    run "${_HOSTS}" add 0.0.0.0 example.net
    run "${_HOSTS}" add 127.0.0.2 example.com
    run "${_HOSTS}" disable example.com
  }

  run "${_HOSTS}" show bad-query
  printf "\${status}: %s\\n" "${status}"
  printf "\${output}: '%s'\\n" "${output}"
  [[ ${status} -eq 1 ]]

  [[ "${lines[0]}" =~ No\ matching\ entries ]]
}

# `hosts show <ip>` ###########################################################

@test "\`show <ip>\` exits with status 0 and shows all matches." {
  {
    run "${_HOSTS}" add 0.0.0.0 example.com
    run "${_HOSTS}" add 0.0.0.0 example.net
    run "${_HOSTS}" add 127.0.0.2 example.com
    run "${_HOSTS}" disable example.com
  }

  run "${_HOSTS}" show 0.0.0.0
  printf "\${status}: %s\\n" "${status}"
  printf "\${output}: '%s'\\n" "${output}"
  [[ ${status} -eq 0 ]]

  [[ "${lines[0]}" =~ 0\.0\.0\.0[[:space:]]+example.net ]]
  [[ "${lines[3]}" =~ 0\.0\.0\.0[[:space:]]+example.com ]]
}

# `hosts show <hostname>` #####################################################

@test "\`show <hostname>\` exits with status 0 and shows all matches." {
  {
    run "${_HOSTS}" add 0.0.0.0 example.com
    run "${_HOSTS}" add 0.0.0.0 example.net
    run "${_HOSTS}" add 127.0.0.2 example.com
    run "${_HOSTS}" disable 0.0.0.0
  }

  run "${_HOSTS}" show example.com
  printf "\${status}: %s\\n" "${status}"
  printf "\${output}: '%s'\\n" "${output}"
  [[ ${status} -eq 0 ]]

  [[ "${lines[0]}" =~ 127\.0\.0\.2[[:space:]]+example.com ]]
  [[ "${lines[3]}" =~ 0\.0\.0\.0[[:space:]]+example.com   ]]
}

# `hosts show <search string>` ################################################

@test "\`show <search string>\` exits with status 0 and shows matching entries." {
  {
    run "${_HOSTS}" add 0.0.0.0 example.com
    run "${_HOSTS}" add 0.0.0.0 example.net
    run "${_HOSTS}" add 127.0.0.1 example.com
  }

  run "${_HOSTS}" show example.com
  printf "\${status}: %s\\n" "${status}"
  printf "\${output}: '%s'\\n" "${output}"
  [[ ${status} -eq 0 ]]

  [[ "${lines[0]}" =~ 0\.0\.0\.0[[:space:]]+example.com   ]]
  [[ "${lines[1]}" =~ 127\.0\.0\.1[[:space:]]+example.com ]]
  [[ "${lines[2]}" == "" ]]
}

@test "\`show <search string>\` prints entries with matching comments." {
  {
    run "${_HOSTS}" add 0.0.0.0 example.com
    run "${_HOSTS}" add 0.0.0.0 example.net "Example Comment"
    run "${_HOSTS}" add 127.0.0.1 example.com
  }

  run "${_HOSTS}" show "Comment"
  printf "\${status}: %s\\n" "${status}"
  printf "\${output}: '%s'\\n" "${output}"
  printf "\${lines[0]}: '%s'\\n" "${lines[0]}"
  [[ "${lines[0]}" =~ 0\.0\.0\.0[[:space:]]+example\.net[[:space:]]+\#\ Example\ Comment ]]
  [[ "${lines[2]}" == "" ]]
}

@test "\`show <search string>\` prints disabled entries with matching comments." {
  {
    run "${_HOSTS}" add 0.0.0.0 example.com
    run "${_HOSTS}" add 0.0.0.0 example.net "Example Comment"
    run "${_HOSTS}" add 127.0.0.1 example.com
    run "${_HOSTS}" add 127.0.0.1 example.biz "Example Comment"
    run "${_HOSTS}" disable example.biz
  }

  run "${_HOSTS}" show "Comment"
  printf "\${status}: %s\\n" "${status}"
  printf "\${output}: '%s'\\n" "${output}"
  [[ "${lines[0]}" =~ 0\.0\.0\.0[[:space:]]+example\.net[[:space:]]+\#\ Example\ Comment    ]]
  [[ "${lines[3]}" =~ 127\.0\.0\.1[[:space:]]+example\.biz[[:space:]]+\#\ Example\ Comment  ]]
  [[ "${lines[4]}" == "" ]]
}

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

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

@test "\`help show\` prints help information." {
  run "${_HOSTS}" help show
  printf "\${status}: %s\\n" "${status}"
  printf "\${output}: '%s'\\n" "${output}"
  [[ "${lines[0]}" == "Usage:" ]]
  [[ "${lines[1]}" == "  hosts show (<ip> | <hostname> | <search string>)" ]]
}