tests/mv/dup-source.sh

   1 #!/bin/sh
   2 # Ensure that cp merely warns when a non-directory source file is
   3 # listed on the command line more than once.  fileutils-4.1.1
   4 # made this fail:  cp a a d/
   5 # Ensure that mv fails with a similar command.
   6
   7 # Copyright (C) 2001-2019 Free Software Foundation, Inc.
   8
   9 # This program is free software: you can redistribute it and/or modify
  10 # it under the terms of the GNU General Public License as published by
  11 # the Free Software Foundation, either version 3 of the License, or
  12 # (at your option) any later version.
  13
  14 # This program is distributed in the hope that it will be useful,
  15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 # GNU General Public License for more details.
  18
  19 # You should have received a copy of the GNU General Public License
  20 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  21
  22 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  23 print_ver_ cp mv
  24
  25 skip_if_root_
  26
  27 reset_files() { rm -fr a b d; touch a; mkdir b d; }
  28
  29 for i in cp; do
  30
  31   # cp may not fail in this case.
  32   reset_files
  33   $i a a d/ 2> out || fail=1
  34   reset_files
  35   $i ./a a d/ 2>> out || fail=1
  36
  37   # Similarly for directories, but handle
  38   # source == dest appropriately.
  39   reset_files
  40   $i -a ./b b d/ 2>> out || fail=1
  41   reset_files
  42   returns_ 1 $i -a ./b b b/ 2>> out || fail=1
  43
  44   # cp succeeds with --backup=numbered.
  45   reset_files
  46   $i --backup=numbered a a d/ 2>> out || fail=1
  47
  48   # But not with plain '--backup'
  49   reset_files
  50   returns_ 1 $i --backup a a d/ 2>> out || fail=1
  51
  52   cat <<EOF > exp
  53 $i: warning: source file 'a' specified more than once
  54 $i: warning: source file 'a' specified more than once
  55 $i: warning: source directory 'b' specified more than once
  56 $i: cannot copy a directory, './b', into itself, 'b/b'
  57 $i: warning: source directory 'b' specified more than once
  58 $i: will not overwrite just-created 'd/a' with 'a'
  59 EOF
  60   compare exp out || fail=1
  61 done
  62
  63 for i in mv; do
  64   # But mv *does* fail in this case (it has to).
  65   reset_files
  66   returns_ 1 $i a a d/ 2> out || fail=1
  67   returns_ 1 test -e a || fail=1
  68   reset_files
  69   returns_ 1 $i ./a a d/ 2>> out || fail=1
  70   returns_ 1 test -e a || fail=1
  71
  72   # Similarly for directories, also handling
  73   # source == dest appropriately.
  74   reset_files
  75   returns_ 1 $i ./b b d/ 2>> out || fail=1
  76   returns_ 1 test -e b || fail=1
  77   reset_files
  78   returns_ 1 $i --verbose ./b b b/ 2>> out || fail=1
  79   test -d b || fail=1
  80
  81   cat <<EOF > exp
  82 $i: cannot stat 'a': No such file or directory
  83 $i: cannot stat 'a': No such file or directory
  84 $i: cannot stat 'b': No such file or directory
  85 $i: cannot move './b' to a subdirectory of itself, 'b/b'
  86 $i: warning: source directory 'b' specified more than once
  87 EOF
  88   compare exp out || fail=1
  89 done
  90
  91 Exit $fail