#!/bin/sh
#
#	aegis - project change supervisor
#	Copyright (C) 2001, 2004, 2006-2008 Peter Miller
#
#	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/>.
#

unset AEGIS_PROJECT
unset AEGIS_CHANGE
unset AEGIS_PATH
unset AEGIS
umask 022

LINES=24
export LINES
COLS=80
export COLS

USER=${USER:-${LOGNAME:-`whoami`}}

work=${AEGIS_TMP:-/tmp}/$$
PAGER=cat
export PAGER
AEGIS_FLAGS="delete_file_preference = no_keep; \
	lock_wait_preference = always; \
	diff_preference = automatic_merge; \
	pager_preference = never; \
	persevere_preference = all; \
	log_file_preference = never;"
export AEGIS_FLAGS
AEGIS_THROTTLE=-1
export AEGIS_THROTTLE

here=`pwd`
if test $? -ne 0 ; then exit 2; fi

bin=$here/${1-.}/bin

pass()
{
	set +x
	echo PASSED 1>&2
	cd $here
	find $work -type d -user $USER -exec chmod u+w {} \;
	rm -rf $work
	exit 0
}
fail()
{
	set +x
	echo 'FAILED test of the aepatch --list functionality' 1>&2
	cd $here
	find $work -type d -user $USER -exec chmod u+w {} \;
	rm -rf $work
	exit 1
}
no_result()
{
	set +x
	echo 'NO RESULT when testing the aepatch --list functionality' 1>&2
	cd $here
	find $work -type d -user $USER -exec chmod u+w {} \;
	rm -rf $work
	exit 2
}
trap \"no_result\" 1 2 3 15

mkdir $work $work/lib
if test $? -ne 0 ; then no_result; fi
chmod 777 $work/lib
if test $? -ne 0 ; then no_result; fi
cd $work
if test $? -ne 0 ; then no_result; fi

#
# use the built-in error messages
#
AEGIS_MESSAGE_LIBRARY=$work/no-such-dir
export AEGIS_MESSAGE_LIBRARY
unset LANG
unset LANGUAGE

#
# test the aepatch --list functionality
#
cat > test.in << 'fubar'
diff -c -r -N lhs/deletes rhs/deletes
*** lhs/deletes	Thu Jul 26 16:03:27 2001
--- rhs/deletes	Thu Jul 26 15:59:05 2001
***************
*** 5,11 ****
  e
  f
  g
- h
  i
  j
  k
--- 5,10 ----
diff -c -r -N lhs/inserts rhs/inserts
*** lhs/inserts	Thu Jul 26 15:58:38 2001
--- rhs/inserts	Thu Jul 26 16:03:51 2001
***************
*** 1,5 ****
--- 1,6 ----
  a
  b
+ c
  d
  e
  f
diff -c -r -N lhs/new_file rhs/new_file
*** lhs/new_file	Thu Jan  1 10:00:00 1970
--- rhs/new_file	Thu Jul 26 16:02:10 2001
***************
*** 0 ****
--- 1,8 ----
+ z
+ y
+ x
+ w
+ v
+ u
+ t
+ s
diff -c -r -N lhs/old_file rhs/old_file
*** lhs/old_file	Thu Jul 26 16:01:46 2001
--- rhs/old_file	Thu Jan  1 10:00:00 1970
***************
*** 1,6 ****
- a
- b
- c
- d
- e
- f
--- 0 ----
fubar
if test $? -ne 0 ; then no_result; fi

cat > test.ok << 'fubar'
lhs/deletes
lhs/inserts
lhs/new_file
lhs/old_file
fubar
if test $? -ne 0 ; then no_result; fi

$bin/aepatch --list -f test.in > test.out
if test $? -ne 0 ; then fail; fi

diff test.ok test.out
if test $? -ne 0 ; then fail; fi

#
# Only definite negatives are possible.
# The functionality exercised by this test appears to work,
# no other guarantees are made.
#
pass