#!/bin/sh

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

mkdir dir
cat << EOF > dir/file.orig
a
b
c
d
e
f
g
h
i
j
k
l
m
EOF
cat << EOF > dir/file
A
b
c
d
e
f
g
h
i
j
k
l
EOF
cat << EOF > patch2
EOF

${DIFF} -u dir/file.orig dir/file > patch1
${INTERDIFF} patch1 patch2 2>errors > patch1-2 || exit 1
[ -s errors ] && exit 1
cd dir
${PATCH} < ../patch1-2 || exit 1
cd ..
cmp dir/file.orig dir/file || exit 1