From c8bae7493d2f2910b57f13ded012e86bdcfb0532 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 16:47:53 +0200
Subject: Adding upstream version 1:2.39.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 t/t4004-diff-rename-symlink.sh | 71 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100755 t/t4004-diff-rename-symlink.sh

(limited to 't/t4004-diff-rename-symlink.sh')

diff --git a/t/t4004-diff-rename-symlink.sh b/t/t4004-diff-rename-symlink.sh
new file mode 100755
index 0000000..8def4d4
--- /dev/null
+++ b/t/t4004-diff-rename-symlink.sh
@@ -0,0 +1,71 @@
+#!/bin/sh
+#
+# Copyright (c) 2005 Junio C Hamano
+#
+
+test_description='More rename detection tests.
+
+The rename detection logic should be able to detect pure rename or
+copy of symbolic links, but should not produce rename/copy followed
+by an edit for them.
+'
+
+TEST_PASSES_SANITIZE_LEAK=true
+. ./test-lib.sh
+. "$TEST_DIRECTORY"/lib-diff.sh
+
+test_expect_success SYMLINKS \
+    'prepare reference tree' \
+    'echo xyzzy | tr -d '\\\\'012 >yomin &&
+     ln -s xyzzy frotz &&
+    git update-index --add frotz yomin &&
+    tree=$(git write-tree) &&
+    echo $tree'
+
+test_expect_success SYMLINKS \
+    'prepare work tree' \
+    'mv frotz rezrov &&
+     rm -f yomin &&
+     ln -s xyzzy nitfol &&
+     ln -s xzzzy bozbar &&
+    git update-index --add --remove frotz rezrov nitfol bozbar yomin'
+
+# tree has frotz pointing at xyzzy, and yomin that contains xyzzy to
+# confuse things.  work tree has rezrov (xyzzy) nitfol (xyzzy) and
+# bozbar (xzzzy).
+# rezrov and nitfol are rename/copy of frotz and bozbar should be
+# a new creation.
+
+test_expect_success SYMLINKS 'setup diff output' "
+    GIT_DIFF_OPTS=--unified=0 git diff-index -C -p $tree >current &&
+    cat >expected <<\EOF
+diff --git a/bozbar b/bozbar
+new file mode 120000
+--- /dev/null
++++ b/bozbar
+@@ -0,0 +1 @@
++xzzzy
+\ No newline at end of file
+diff --git a/frotz b/nitfol
+similarity index 100%
+copy from frotz
+copy to nitfol
+diff --git a/frotz b/rezrov
+similarity index 100%
+rename from frotz
+rename to rezrov
+diff --git a/yomin b/yomin
+deleted file mode 100644
+--- a/yomin
++++ /dev/null
+@@ -1 +0,0 @@
+-xyzzy
+\ No newline at end of file
+EOF
+"
+
+test_expect_success SYMLINKS \
+    'validate diff output' \
+    'compare_diff_patch current expected'
+
+test_done
-- 
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