#!/bin/sh

# This is a filterdiff(1) testcase.
# Test: Convert unified to context.


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

mkdir dir.orig dir
cat <<EOF > dir.orig/a
a
b
c
.
.
.
.
.
.
.
c
b
a
EOF
cat <<EOF > dir.orig/b
b
c
d
EOF
cat <<EOF > dir/a
a
B
c
.
.
.
.
.
.
.
c
B
a
EOF
cat <<EOF > dir/b
b
C
d
EOF
${DIFF} -ru dir.orig dir > cdiff

${FILTERDIFF} --format=context cdiff 2>errors > diff || exit 1
[ -s errors ] && exit 1

cd dir.orig
${PATCH} -p1 -i ../diff 2>errors || exit 1
[ -s errors ] && exit 1

cmp a - <<EOF || exit 1
a
B
c
.
.
.
.
.
.
.
c
B
a
EOF
cmp b - <<EOF || exit 1
b
C
d
EOF