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#!/bin/sh
#
# Copyright (C) 2020 Free Software Foundation, Inc.
#
# This file is part of groff.
#
# groff 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.
#
# groff 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/>.
#
groff="${abs_top_builddir:-.}/test-groff"
# Regression-test Savannah #42978.
#
# When tbl changes the tab stops, it needs to restore them.
#
# Based on an example by Bjarni Igni Gislason.
EXAMPLE='.TH tbl\-tabs\-test 1 2020-10-20 "groff test suite"
.SH Name
tbl\-tabs\-test \- see if tbl messes up the tab stops
.SH Description
Do not use tabs in man pages outside of
.BR .TS / .TE
regions.
.PP
But if you do.\|.\|.
.PP
.TS
l l l.
table entries long enough to change the tab stops
.TE
.PP
.EX
#!/bin/sh
case $#
1)
if foo
then
bar
else
if baz
then
qux
fi
fi
;;
esac
.EE'
OUTPUT=$(printf "%s\n" "$EXAMPLE" | "$groff" -Tascii -P-cbou -t -man)
FAIL=
if ! echo "$OUTPUT" | grep -Eq '^ {12}if foo$'
then
FAIL=yes
echo "first tab stop is wrong" >&2
fi
if ! echo "$OUTPUT" | grep -Eq '^ {17}bar$'
then
FAIL=yes
echo "second tab stop is wrong" >&2
fi
if ! echo "$OUTPUT" | grep -Eq '^ {22}qux$'
then
FAIL=yes
echo "third tab stop is wrong" >&2
fi
test -z "$FAIL"
# vim:set ai noet sw=4 ts=4 tw=72:
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