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# Exercise df's --output option.
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# Copyright (C) 2012-2013 Free Software Foundation, Inc.
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
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# Ensure that --output is mutually exclusive with -i, -P, and -T.
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# Ensure that this limitation is not depending on the order of options.
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cat <<\EOF > exp || framework_failure_
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df: options OPT and --output are mutually exclusive
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Try 'df --help' for more information.
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df -i --output '.' 2>out && fail=1
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sed 's/ -i / OPT /' out > out2
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compare exp out2 || fail=1
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df --output -i '.' 2>out && fail=1
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sed 's/ -i / OPT /' out > out2
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compare exp out2 || fail=1
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df -P --output '.' 2>out && fail=1
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sed 's/ -P / OPT /' out > out2
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compare exp out2 || fail=1
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df --output -P '.' 2>out && fail=1
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sed 's/ -P / OPT /' out > out2
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compare exp out2 || fail=1
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df -T --output '.' 2>out && fail=1
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sed 's/ -T / OPT /' out > out2
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compare exp out2 || fail=1
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df --output -T '.' 2>out && fail=1
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sed 's/ -T / OPT /' out > out2
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compare exp out2 || fail=1
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# Ensure that each field is only used once for the --output argument.
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cat <<\EOF > exp || framework_failure_
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df: option --output: field 'target' used more than once
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Try 'df --help' for more information.
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df --output=target,source,target '.' 2>out && fail=1
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compare exp out || fail=1
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# Ensure that this limitation also works for splitted --output options.
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df --out=target,source --out=target '.' 2>out && fail=1
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compare exp out || fail=1
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# Ensure that the full output includes all fields, and
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# that --o (without argument) is identical to the full list.
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cat <<\EOF > exp || framework_failure_
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Filesystem Type Inodes IUsed IFree IUse% Size Used Avail Use% Mounted on
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df -h --o=source,fstype,itotal,iused,iavail,ipcent \
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--o=size,used,avail,pcent,target '.' >out || fail=1
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compare exp out2 || fail=1
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df -h --output '.' >out || fail=1
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compare exp out2 || fail=1
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# Ensure that --output indicates the block size
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# when not using --human-readable
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cat <<\EOF > exp || framework_failure_
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df -B1K --output=size '.' >out || fail=1
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compare exp out2 || fail=1
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# Ensure that the grand total line now contains a "-" in the TARGET field ...
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cat <<\EOF > exp || framework_failure_
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df --output=source,target --total '.' >out || fail=1
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compare exp out2 || fail=1
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# ... but it should read "total" if there is no SOURCE field.
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cat <<\EOF > exp || framework_failure_
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df --output=target --total '.' >out || fail=1
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compare exp out2 || fail=1
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# Ensure that --output is mentioned in the usage.
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df --help > out || fail=1
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grep ' --output' out >/dev/null || { fail=1; cat out; }
added
removed
tests/df/df-output.sh
