#!/bin/sh
set -x

. ${top_srcdir-.}/tests/common.sh

mkdir dir
cat << EOF > dir/file.orig
a
b
EOF
cat << EOF > abc
a
b
c
EOF
cat << EOF > abd
a
b
d
EOF
cp abc dir/file
gendiff dir .orig > patch1

cp abd dir/file
gendiff dir .orig > patch2

${INTERDIFF} patch1 patch2 2>errors > patch1-2 || exit 1
ERRORS=`cat errors`
[ -z "${ERRORS}" ] || exit 1
mkdir test
cp abc test/file
cd test
${PATCH} -p1 < ../patch1-2 || exit 1
cd ..
cmp abd test/file || exit 1
cd test
${PATCH} -R < ../patch1-2 || exit 1
cd ..
cmp abc test/file || exit 1