1 files changed, 45 insertions, 7 deletions

diff --git a/t/t4001-diff-rename.sh b/t/t4001-diff-rename.sh
index 2e3c20d6b9..844277cfa6 100755
--- a/t/t4001-diff-rename.sh
+++ b/t/t4001-diff-rename.sh
@@ -7,7 +7,7 @@ test_description='Test rename detection in diff engine.
 
 '
 . ./test-lib.sh
-. ../diff-lib.sh
+. "$TEST_DIRECTORY"/diff-lib.sh
 
 echo >path0 'Line 1
 Line 2
@@ -27,22 +27,22 @@ Line 15
 '
 
 test_expect_success \
-    'update-cache --add a file.' \
-    'git-update-index --add path0'
+    'update-index --add a file.' \
+    'git update-index --add path0'
 
 test_expect_success \
     'write that tree.' \
-    'tree=$(git-write-tree) && echo $tree'
+    'tree=$(git write-tree) && echo $tree'
 
 sed -e 's/line/Line/' <path0 >path1
 rm -f path0
 test_expect_success \
     'renamed and edited the file.' \
-    'git-update-index --add --remove path0 path1'
+    'git update-index --add --remove path0 path1'
 
 test_expect_success \
-    'git-diff-index -p -M after rename and editing.' \
-    'git-diff-index -p -M $tree >current'
+    'git diff-index -p -M after rename and editing.' \
+    'git diff-index -p -M $tree >current'
 cat >expected <<\EOF
 diff --git a/path0 b/path1
 rename from path0
@@ -64,4 +64,42 @@ test_expect_success \
     'validate the output.' \
     'compare_diff_patch current expected'
 
+test_expect_success 'favour same basenames over different ones' '
+	cp path1 another-path &&
+	git add another-path &&
+	git commit -m 1 &&
+	git rm path1 &&
+	mkdir subdir &&
+	git mv another-path subdir/path1 &&
+	git status | test_i18ngrep "renamed: .*path1 -> subdir/path1"'
+
+test_expect_success 'favour same basenames even with minor differences' '
+	git show HEAD:path1 | sed "s/15/16/" > subdir/path1 &&
+	git status | test_i18ngrep "renamed: .*path1 -> subdir/path1"'
+
+test_expect_success 'setup for many rename source candidates' '
+	git reset --hard &&
+	for i in 0 1 2 3 4 5 6 7 8 9;
+	do
+		for j in 0 1 2 3 4 5 6 7 8 9;
+		do
+			echo "$i$j" >"path$i$j"
+		done
+	done &&
+	git add "path??" &&
+	test_tick &&
+	git commit -m "hundred" &&
+	(cat path1; echo new) >new-path &&
+	echo old >>path1 &&
+	git add new-path path1 &&
+	git diff -l 4 -C -C --cached --name-status >actual 2>actual.err &&
+	sed -e "s/^\([CM]\)[0-9]*	/\1	/" actual >actual.munged &&
+	cat >expect <<-EOF &&
+	C	path1	new-path
+	M	path1
+	EOF
+	test_cmp expect actual.munged &&
+	grep warning actual.err
+'
+
 test_done