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/t4003-diff-rename-1.sh | 130 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100755 t/t4003-diff-rename-1.sh

(limited to 't/t4003-diff-rename-1.sh')

diff --git a/t/t4003-diff-rename-1.sh b/t/t4003-diff-rename-1.sh
new file mode 100755
index 0000000..181e968
--- /dev/null
+++ b/t/t4003-diff-rename-1.sh
@@ -0,0 +1,130 @@
+#!/bin/sh
+#
+# Copyright (c) 2005 Junio C Hamano
+#
+
+test_description='More rename detection
+
+'
+
+TEST_PASSES_SANITIZE_LEAK=true
+. ./test-lib.sh
+. "$TEST_DIRECTORY"/lib-diff.sh ;# test-lib chdir's into trash
+
+test_expect_success \
+    'prepare reference tree' \
+    'COPYING_test_data >COPYING &&
+     echo frotz >rezrov &&
+    git update-index --add COPYING rezrov &&
+    tree=$(git write-tree) &&
+    echo $tree'
+
+test_expect_success \
+    'prepare work tree' \
+    'sed -e 's/HOWEVER/However/' <COPYING >COPYING.1 &&
+    sed -e 's/GPL/G.P.L/g' <COPYING >COPYING.2 &&
+    rm -f COPYING &&
+    git update-index --add --remove COPYING COPYING.?'
+
+# tree has COPYING and rezrov.  work tree has COPYING.1 and COPYING.2,
+# both are slightly edited, and unchanged rezrov.  So we say you
+# copy-and-edit one, and rename-and-edit the other.  We do not say
+# anything about rezrov.
+
+GIT_DIFF_OPTS=--unified=0 git diff-index -C -p $tree >current
+cat >expected <<\EOF
+diff --git a/COPYING b/COPYING.1
+copy from COPYING
+copy to COPYING.1
+--- a/COPYING
++++ b/COPYING.1
+@@ -6 +6 @@
+- HOWEVER, in order to allow a migration to GPLv3 if that seems like
++ However, in order to allow a migration to GPLv3 if that seems like
+diff --git a/COPYING b/COPYING.2
+rename from COPYING
+rename to COPYING.2
+--- a/COPYING
++++ b/COPYING.2
+@@ -2 +2 @@
+- Note that the only valid version of the GPL as far as this project
++ Note that the only valid version of the G.P.L as far as this project
+@@ -6 +6 @@
+- HOWEVER, in order to allow a migration to GPLv3 if that seems like
++ HOWEVER, in order to allow a migration to G.P.Lv3 if that seems like
+@@ -12 +12 @@
+-	This file is licensed under the GPL v2, or a later version
++	This file is licensed under the G.P.L v2, or a later version
+EOF
+
+test_expect_success \
+    'validate output from rename/copy detection (#1)' \
+    'compare_diff_patch current expected'
+
+test_expect_success \
+    'prepare work tree again' \
+    'mv COPYING.2 COPYING &&
+     git update-index --add --remove COPYING COPYING.1 COPYING.2'
+
+# tree has COPYING and rezrov.  work tree has COPYING and COPYING.1,
+# both are slightly edited, and unchanged rezrov.  So we say you
+# edited one, and copy-and-edit the other.  We do not say
+# anything about rezrov.
+
+GIT_DIFF_OPTS=--unified=0 git diff-index -C -p $tree >current
+cat >expected <<\EOF
+diff --git a/COPYING b/COPYING
+--- a/COPYING
++++ b/COPYING
+@@ -2 +2 @@
+- Note that the only valid version of the GPL as far as this project
++ Note that the only valid version of the G.P.L as far as this project
+@@ -6 +6 @@
+- HOWEVER, in order to allow a migration to GPLv3 if that seems like
++ HOWEVER, in order to allow a migration to G.P.Lv3 if that seems like
+@@ -12 +12 @@
+-	This file is licensed under the GPL v2, or a later version
++	This file is licensed under the G.P.L v2, or a later version
+diff --git a/COPYING b/COPYING.1
+copy from COPYING
+copy to COPYING.1
+--- a/COPYING
++++ b/COPYING.1
+@@ -6 +6 @@
+- HOWEVER, in order to allow a migration to GPLv3 if that seems like
++ However, in order to allow a migration to GPLv3 if that seems like
+EOF
+
+test_expect_success \
+    'validate output from rename/copy detection (#2)' \
+    'compare_diff_patch current expected'
+
+test_expect_success \
+    'prepare work tree once again' \
+    'COPYING_test_data >COPYING &&
+     git update-index --add --remove COPYING COPYING.1'
+
+# tree has COPYING and rezrov.  work tree has COPYING and COPYING.1,
+# but COPYING is not edited.  We say you copy-and-edit COPYING.1; this
+# is only possible because -C mode now reports the unmodified file to
+# the diff-core.  Unchanged rezrov, although being fed to
+# git diff-index as well, should not be mentioned.
+
+GIT_DIFF_OPTS=--unified=0 \
+    git diff-index -C --find-copies-harder -p $tree >current
+cat >expected <<\EOF
+diff --git a/COPYING b/COPYING.1
+copy from COPYING
+copy to COPYING.1
+--- a/COPYING
++++ b/COPYING.1
+@@ -6 +6 @@
+- HOWEVER, in order to allow a migration to GPLv3 if that seems like
++ However, in order to allow a migration to GPLv3 if that seems like
+EOF
+
+test_expect_success \
+    'validate output from rename/copy detection (#3)' \
+    'compare_diff_patch current expected'
+
+test_done
-- 
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