#!/bin/sh
# basic tests of readlink's --canonicalize option

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 '(exit $?); exit $?' 1 2 13 15

bindir=`cd ../../src; pwd`

framework_failure=0
mkdir -p $tmp || framework_failure=1
cd $tmp || framework_failure=1

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

fail=0
my_pwd=`$bindir/pwd`

readlink --canonical . > out || fail=1
echo === >> out
readlink --canonical $pwd/no-file >> out && fail=1
echo === >> out
readlink --canonical / >> out || fail=1
cat <<EOF > exp
$my_pwd
===
===
/
EOF

cmp out exp || fail=1
test $fail = 1 && diff out exp 2> /dev/null

(exit $fail); exit $fail