# Copyright (C) 2016 Free Software Foundation, Inc.
#
# Copying and distribution of this file, with or without modification,
# in any medium, are permitted without royalty provided the copyright
# notice and this notice are preserved.

. $srcdir/test-lib.sh

use_local_patch
use_tmpdir

# ==============================================================

printf "%s\n" 1 2 4 5 > a
cat > ab.diff <<EOF
*** a
--- b
***************
*** 1,4 ****
--- 1,5 ----
  1
  2
+ 3
  4
  5
EOF

check 'patch < ab.diff' <<EOF
patching file a
EOF

printf "%s\n" 1 2 3 4 5 > a
cat > ab.diff <<EOF
*** a
--- b
***************
*** 1,5 ****
  1
  2
- 3
  4
  5
--- 1,4 ----
EOF

check 'patch < ab.diff' <<EOF
patching file a
EOF

# --------------------------------------------------------------

printf "%s\n" a a a a a b a a a a a > a

cat > ab.diff <<EOF
*** a
--- b
***************
*** 6 ****
- b
--- 5 ----
EOF

check 'patch < ab.diff' <<EOF
patching file a
EOF

check 'echo `cat a`' <<EOF
a a a a a a a a a a
EOF

cat > ba.diff <<EOF
*** b
--- a
***************
*** 5 ****
--- 6 ----
+ b
EOF

check 'patch < ba.diff' <<EOF
patching file a
EOF

check 'echo `cat a`' <<EOF
a a a a a b a a a a a
EOF

printf "%s\n" a a a a a a a a a a b > a

cat > ab.diff <<EOF
*** a
--- b
***************
*** 11 ****
- b
--- 10 ----
EOF

check 'patch < ab.diff' <<EOF
patching file a
EOF

check 'echo `cat a`' <<EOF
a a a a a a a a a a
EOF

cat > ba.diff <<EOF
*** b
--- a
***************
*** 10 ****
--- 11 ----
+ b
EOF

check 'patch < ba.diff' <<EOF
patching file a
EOF

check 'echo `cat a`' <<EOF
a a a a a a a a a a b
EOF