tests/mv/into-self

   1 #! /bin/sh
   2 # Demonstrate how mv fails when it tries to move a directory into itself.
   3
   4 if test "$VERBOSE" = yes; then
   5   set -x
   6   mv --version
   7 fi
   8
   9 dir=toself-dir
  10 file=toself-file
  11
  12 test_failure=0
  13
  14 rm -rf $dir $file || test_failure=1
  15 mkdir -p $dir/a/b || test_failure=1
  16 touch $file || test_failure=1
  17
  18 if test $test_failure = 1; then
  19   echo 'failure in testing framework'
  20   exit 1
  21 fi
  22
  23 fail=0
  24
  25 # Make sure we get English translations.
  26 . $srcdir/../lang-default
  27
  28 # This mv command should fail.
  29 mv $dir $file $dir > out 2>&1 && fail=1
  30
  31 sed \
  32    -e "s,mv:,XXX:," \
  33    -e "s,$dir,SRC," \
  34    -e "s,$dir/$dir,DEST," \
  35   out > out2
  36
  37 cat > exp <<\EOF
  38 XXX: cannot move `SRC' to a subdirectory of itself, `DEST'
  39 EOF
  40
  41 cmp out2 exp || fail=1
  42
  43 # Make sure the file is gone.
  44 test -f $file && fail=1
  45 # Make sure the directory is *not* moved.
  46 test -d $dir || fail=1
  47 test -d $dir/$dir && fail=1
  48 # Make sure the file has been moved to the right place.
  49 test -f $dir/$file || fail=1
  50 rm -rf $dir $file out out2 exp
  51
  52 exit $fail