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#!/bin/sh
# tests for canonicalize-missing mode (readlink -m).

if test "$VERBOSE" = yes; then
  set -x
  readlink --version
fi

pwd=`pwd`
t0=`echo "$0" |sed 's,.*/,,'`.tmp; tmp=$t0/$$
trap 'status=$?; cd $pwd; chmod -R u+rwx $t0; rm -rf $t0 && exit $status' 0
trap 'status=$?; (exit $status); exit $status' 1 2 13 15

fail=1
while :; do
  bindir=`cd ../../src; pwd`|| break
  my_pwd=`$bindir/pwd` || break

  mkdir -p $tmp || break
  cd $tmp || break

  mkdir subdir removed || break
  touch regfile || break

  ln -s regfile link1 || break
  ln -s subdir link2 || break
  ln -s missing link3 || break
  ln -s subdir/missing link4 || break

  fail=0
  break
done

if test $fail = 1; then
  echo "$0: failure in testing framework" 1>&2
  (exit 1); exit 1
fi

fail=1
while :; do
  cd "$pwd/$tmp/removed" || break

  # Skip this test if the system doesn't let you remove the working directory.
  if rmdir ../removed 2>/dev/null; then
    v=`readlink -m .` && break
    test -z "$v" || break
  fi

  cd "$pwd/$tmp" || break

  fail=0
  break
done

if test $fail = 1; then
  (exit $fail); exit $fail
fi

for p in "" "$pwd/$tmp/"; do
  fail=1

  v=`readlink -m ${p}regfile` || break
  test "$v" = "$my_pwd/$tmp/regfile" || break

  v=`readlink -m ${p}./regfile/` || break
  test "$v" = "$my_pwd/$tmp/regfile" || break

  v=`readlink -m ${p}regfile/more` || break
  test "$v" = "$my_pwd/$tmp/regfile/more" || break

  v=`readlink -m ${p}./regfile/more/` || break
  test "$v" = "$my_pwd/$tmp/regfile/more" || break

  v=`readlink -m ${p}subdir` || break
  test "$v" = "$my_pwd/$tmp/subdir" || break

  v=`readlink -m ${p}./subdir/` || break
  test "$v" = "$my_pwd/$tmp/subdir" || break

  v=`readlink -m ${p}subdir/more` || break
  test "$v" = "$my_pwd/$tmp/subdir/more" || break

  v=`readlink -m ${p}./subdir/more/` || break
  test "$v" = "$my_pwd/$tmp/subdir/more" || break

  v=`readlink -m ${p}missing` || break
  test "$v" = "$my_pwd/$tmp/missing" || break

  v=`readlink -m ${p}./missing/` || break
  test "$v" = "$my_pwd/$tmp/missing" || break

  v=`readlink -m ${p}missing/more` || break
  test "$v" = "$my_pwd/$tmp/missing/more" || break

  v=`readlink -m ${p}./missing/more/` || break
  test "$v" = "$my_pwd/$tmp/missing/more" || break

  v=`readlink -m ${p}link1` || break
  test "$v" = "$my_pwd/$tmp/regfile" || break

  v=`readlink -m ${p}./link1/` || break
  test "$v" = "$my_pwd/$tmp/regfile" || break

  v=`readlink -m ${p}link1/more` || break
  test "$v" = "$my_pwd/$tmp/regfile/more" || break

  v=`readlink -m ${p}./link1/more/` || break
  test "$v" = "$my_pwd/$tmp/regfile/more" || break

  v=`readlink -m ${p}link2` || break
  test "$v" = "$my_pwd/$tmp/subdir" || break

  v=`readlink -m ${p}./link2/` || break
  test "$v" = "$my_pwd/$tmp/subdir" || break

  v=`readlink -m ${p}link2/more` || break
  test "$v" = "$my_pwd/$tmp/subdir/more" || break

  v=`readlink -m ${p}./link2/more/` || break
  test "$v" = "$my_pwd/$tmp/subdir/more" || break

  v=`readlink -m ${p}link2/more/more2` || break
  test "$v" = "$my_pwd/$tmp/subdir/more/more2" || break

  v=`readlink -m ${p}./link2/more/more2/` || break
  test "$v" = "$my_pwd/$tmp/subdir/more/more2" || break

  v=`readlink -m ${p}link3` || break
  test "$v" = "$my_pwd/$tmp/missing" || break

  v=`readlink -m ${p}./link3/` || break
  test "$v" = "$my_pwd/$tmp/missing" || break

  v=`readlink -m ${p}link3/more` || break
  test "$v" = "$my_pwd/$tmp/missing/more" || break

  v=`readlink -m ${p}./link3/more/` || break
  test "$v" = "$my_pwd/$tmp/missing/more" || break

  v=`readlink -m ${p}link4` || break
  test "$v" = "$my_pwd/$tmp/subdir/missing" || break

  v=`readlink -m ${p}./link4/` || break
  test "$v" = "$my_pwd/$tmp/subdir/missing" || break

  v=`readlink -m ${p}link4/more` || break
  test "$v" = "$my_pwd/$tmp/subdir/missing/more" || break

  v=`readlink -m ${p}./link4/more/` || break
  test "$v" = "$my_pwd/$tmp/subdir/missing/more" || break

  fail=0
done

(exit $fail); exit $fail