#!/bin/sh

exec 2>&1

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

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

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

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

    grep -E "^${myPID}: " "${stdoutF}" > /dev/null
    assertTrue 'pmap header' $?

    grep -E "^[[:space:]]+total +[[:digit:]]+K$" "${stdoutF}" > /dev/null
    assertTrue 'pmap total' $?
}

test_device_format() {
    ( pmap -d "${myPID}" >"${stdoutF}" 2>"${stderrF}" )
    rtrn=$?

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

    grep -E "^${myPID}: " "${stdoutF}" > /dev/null
    assertTrue 'pmap header' $?

    grep -E "^Address +Kbytes +Mode +Offset +Device +Mapping$" "${stdoutF}" > /dev/null
    assertTrue 'pmap header' $?

    grep -E "^mapped: [[:digit:]]+K +writeable/private: [[:digit:]]+K +shared: [[:digit:]]+K$" "${stdoutF}" > /dev/null
    assertTrue 'pmap total' $?
}

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