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Diffstat (limited to 'tests/mv/childproof.sh')
-rwxr-xr-x | tests/mv/childproof.sh | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/tests/mv/childproof.sh b/tests/mv/childproof.sh new file mode 100755 index 000000000..efe7225d6 --- /dev/null +++ b/tests/mv/childproof.sh @@ -0,0 +1,83 @@ +#!/bin/sh +# Ensure that cp/mv/ln don't clobber a just-copied/moved/linked file. +# With fileutils-4.1 and earlier, this test would fail for cp and mv. +# With coreutils-6.9 and earlier, this test would fail for ln. + +# Copyright (C) 2001-2012 Free Software Foundation, Inc. + +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +. "${srcdir=.}/init.sh"; path_prepend_ ../src +print_ver_ cp mv ln + +skip_if_root_ + +mkdir a b c || framework_failure_ +echo a > a/f || framework_failure_ +echo b > b/f || framework_failure_ + + +cp a/f b/f c 2> /dev/null && fail=1 +test -f a/f || fail=1 +test -f b/f || fail=1 +test -f c/f || fail=1 +test "$(cat c/f)" = a || fail=1 +rm -f c/f + +# With --backup=numbered, it should succeed +cp --backup=numbered a/f b/f c || fail=1 +test -f a/f || fail=1 +test -f b/f || fail=1 +test -f c/f || fail=1 +test -f c/f.~1~ || fail=1 +rm -f c/f* + +mv a/f b/f c 2> /dev/null && fail=1 +test -f a/f && fail=1 +test -f b/f || fail=1 +test -f c/f || fail=1 +test "$(cat c/f)" = a || fail=1 + +# Make sure mv still works when moving hard links. +# This is where the same_file test is necessary, and why +# we save file names in addition to dev/ino. +rm -f c/f* b/f +touch a/f +ln a/f b/g +mv a/f b/g c || fail=1 +test -f a/f && fail=1 +test -f b/g && fail=1 +test -f c/f || fail=1 +test -f c/g || fail=1 + +touch a/f b/f b/g +mv a/f b/f b/g c 2> /dev/null && fail=1 +test -f a/f && fail=1 # a/f should have been moved +test -f b/f || fail=1 # b/f should remain +test -f b/g && fail=1 # b/g should have been moved +test -f c/f || fail=1 +test -f c/g || fail=1 + +# Test ln -f. + +rm -f a/f b/f c/f +echo a > a/f || fail=1 +echo b > b/f || fail=1 +ln -f a/f b/f c 2> /dev/null && fail=1 +# a/f and c/f must be linked +test $(stat --format %i a/f) = $(stat --format %i c/f) || fail=1 +# b/f and c/f must not be linked +test $(stat --format %i b/f) = $(stat --format %i c/f) && fail=1 + +Exit $fail |