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path: root/t/t4001-diff-rename.sh
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#!/bin/sh
#
# Copyright (c) 2005 Junio C Hamano
#
 
test_description='Test rename detection in diff engine.
 
'
. ./test-lib.sh
 
echo >path0 'Line 1
Line 2
Line 3
Line 4
Line 5
Line 6
Line 7
Line 8
Line 9
Line 10
line 11
Line 12
Line 13
Line 14
Line 15
'
 
test_expect_success \
    'update-cache --add a file.' \
    'git-update-cache --add path0'
 
test_expect_success \
    'write that tree.' \
    'tree=$(git-write-tree)'
 
sed -e 's/line/Line/' <path0 >path1
rm -f path0
test_expect_success \
    'renamed and edited the file.' \
    'git-update-cache --add --remove path0 path1'
 
test_expect_success \
    'git-diff-cache -p -M after rename and editing.' \
    'git-diff-cache -p -M $tree >current'
cat >expected <<\EOF
diff --git a/path0 b/path1
rename old path0
rename new path1
--- a/path0
+++ b/path1
@@ -8,7 +8,7 @@ Line 7
 Line 8
 Line 9
 Line 10
-line 11
+Line 11
 Line 12
 Line 13
 Line 14
EOF
 
test_expect_success \
    'validate the output.' \
    'diff -I "rename similarity.*" >/dev/null current expected'
 
test_done