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Add test cases for append, nofollow, directory,

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and nolinks flags.  Simplify redirection to /dev/null in some cases.
This commit is contained in:
Paul Eggert
2006-03-08 18:57:55 +00:00
parent cf40950274
commit 12565180f4
1 changed files with 28 additions and 5 deletions
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33
tests/dd/misc
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@@ -1,8 +1,10 @@
#!/bin/sh
# Ensure dd treats `--' properly.
# Also ensure that iflag=noatime works.
# Also test some flag values.
tmp_in=dd-in.$$
tmp_in2=dd-in2.$$
tmp_sym=dd-sym.$$
tmp_out=dd-out.$$
if test "$VERBOSE" = yes; then
@@ -12,21 +14,36 @@ fi
test_failure=0
echo data > $tmp_in || test_failure=1
ln $tmp_in $tmp_in2 || test_failure=1
ln -s $tmp_in $tmp_sym || test_failure=1
if test $test_failure = 1; then
echo 'failure in testing framework'
exit 1
fi
dd if=$tmp_in of=$tmp_out > /dev/null 2>&1 || fail=1
dd if=$tmp_in of=$tmp_out 2> /dev/null || fail=1
cmp $tmp_in $tmp_out || fail=1
rm $tmp_out
dd -- if=$tmp_in of=$tmp_out > /dev/null 2>&1 || fail=1
dd -- if=$tmp_in of=$tmp_out 2> /dev/null || fail=1
cmp $tmp_in $tmp_out || fail=1
if dd oflag=append if=$tmp_in of=$tmp_out 2> /dev/null; then
cmp $tmp_in $tmp_out || fail=1
fi
if dd iflag=nofollow if=$tmp_in count=0 2> /dev/null; then
dd iflag=nofollow if=$tmp_sym count=0 2> /dev/null && fail=1
fi
if dd iflag=directory if=. count=0 2> /dev/null; then
dd iflag=directory count=0 <. 2> /dev/null || fail=1
dd iflag=directory count=0 <$tmp_in 2> /dev/null && fail=1
fi
old_ls=`ls -u --full-time $tmp_in`
sleep 1
if dd iflag=noatime if=$tmp_in of=$tmp_out > /dev/null 2>&1; then
if dd iflag=noatime if=$tmp_in of=$tmp_out 2> /dev/null; then
new_ls=`ls -u --full-time $tmp_in`
if test "x$old_ls" != "x$new_ls"; then
echo "dd iflag=noatime updated atime; O_NOATIME bug in your kernel?" >&2
@@ -34,6 +51,12 @@ if dd iflag=noatime if=$tmp_in of=$tmp_out > /dev/null 2>&1; then
fi
fi
rm -f $tmp_in $tmp_out
if dd oflag=nolinks if=$tmp_in of=$tmp_out 2> /dev/null; then
dd iflag=nolinks if=$tmp_in > /dev/null 2>&1 && fail=1
dd iflag=nolinks < $tmp_in > /dev/null 2>&1 && fail=1
dd oflag=nolinks < $tmp_in > $tmp_out 2>&1 || fail=1
fi
rm -f $tmp_in $tmp_in2 $tmp_sym $tmp_out
exit $fail