#!/bin/sh

exec 2>&1

test_no_arguments() {
    ( pwdx >"${stdoutF}" 2>"${stderrF}" )
    rtrn=$?

    assertEquals "pwdx exit value" "1" "${rtrn}"
    grep 'Usage:' "${stderrF}" > /dev/null
    assertTrue 'usage message' $?
}

test_my_pid() {
    ( pwdx "${myPID}" >"${stdoutF}" 2>"${stderrF}" )
    rtrn=$?

    assertEquals "pwdx exit value" "0" "${rtrn}"

    myCWD=$(readlink "/proc/${myPID}/cwd" 2>/dev/null)
    [ -z "${myCWD:-}" ] && startSkipping
    grep -E "^${myPID}: ${myCWD}" "${stdoutF}" > /dev/null
    assertTrue 'pwdx output' $?
}

oneTimeSetUp() {
  # Define global variables for command output.
  stdoutF="${AUTOPKGTEST_TMP}/stdout"
  stderrF="${AUTOPKGTEST_TMP}/stderr"
  myPID=$$
}

setUp() {
  # Truncate the output files.
  cp /dev/null "${stdoutF}"
  cp /dev/null "${stderrF}"
}


# shellcheck disable=SC1091
. shunit2