#!/bin/sh
# ensure that mv removes a in this case: touch a; ln a b; mv a b

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

. $srcdir/../envvar-check

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

framework_failure=0
mkdir -p $tmp || framework_failure=1
cd $tmp || framework_failure=1
touch a || framework_failure=1
ln a b || framework_failure=1

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

fail=0

mv a b || fail=1

# In coreutils-5.0 and earlier, a would not be removed.
test -r a && fail=1
test -r b || fail=1

# Make sure it works also with --backup.
ln b a
mv --backup=simple a b || fail=1
test -r a && fail=1
test -r b || fail=1
test -r b~ || fail=1

(exit $fail); exit $fail