Update documentation for git-format-patch

diff --git a/t/t4005-diff-rename-2.sh b/t/t4005-diff-rename-2.sh
old mode 100644 (file)
new mode 100755 (executable)
index 90f4f4c..684fd23
--- a/t/t4005-diff-rename-2.sh
+++ b/t/t4005-diff-rename-2.sh
@@ -7,12 +7,13 @@ test_description='Same rename detection as t4003 but testing diff-raw.
 
 '
 . ./test-lib.sh
+. ../diff-lib.sh ;# test-lib chdir's into trash
 
 test_expect_success \
     'prepare reference tree' \
     'cat ../../COPYING >COPYING &&
      echo frotz >rezrov &&
-    git-update-cache --add COPYING rezrov &&
+    git-update-index --add COPYING rezrov &&
     tree=$(git-write-tree) &&
     echo $tree'
 
@@ -21,62 +22,65 @@ test_expect_success \
     'sed -e 's/HOWEVER/However/' <COPYING >COPYING.1 &&
     sed -e 's/GPL/G.P.L/g' <COPYING >COPYING.2 &&
     rm -f COPYING &&
-    git-update-cache --add --remove COPYING 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.  We say COPYING.1
 # and COPYING.2 are based on COPYING, and do not say anything about
 # rezrov.
 
-git-diff-cache -M $tree >current
+git-diff-index -M $tree >current
 
 cat >expected <<\EOF
-:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 0603b3238a076dc6c8022aedc6648fa523a17178       COPYING COPYING.1
-:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 06c67961bbaed34a127f76d261f4c0bf73eda471       COPYING COPYING.2
+:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 0603b3238a076dc6c8022aedc6648fa523a17178 C1234 COPYING COPYING.1
+:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 06c67961bbaed34a127f76d261f4c0bf73eda471 R1234 COPYING COPYING.2
 EOF
 
 test_expect_success \
-    'validate output from rename/copy detection' \
-    'diff -u current expected'
+    'validate output from rename/copy detection (#1)' \
+    'compare_diff_raw current expected'
+
+################################################################
 
 test_expect_success \
     'prepare work tree again' \
     'mv COPYING.2 COPYING &&
-     git-update-cache --add --remove COPYING COPYING.1 COPYING.2'
+     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.  We say COPYING.1
 # is based on COPYING and COPYING is still there, and do not say anything
 # about rezrov.
 
-git-diff-cache -C $tree >current
+git-diff-index -C $tree >current
 cat >expected <<\EOF
-:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 0603b3238a076dc6c8022aedc6648fa523a17178       COPYING COPYING.1
-:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 06c67961bbaed34a127f76d261f4c0bf73eda471       COPYING COPYING
+:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 06c67961bbaed34a127f76d261f4c0bf73eda471 M     COPYING
+:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 0603b3238a076dc6c8022aedc6648fa523a17178 C1234 COPYING COPYING.1
 EOF
 
 test_expect_success \
-    'validate output from rename/copy detection' \
-    'diff -u current expected'
+    'validate output from rename/copy detection (#2)' \
+    'compare_diff_raw current expected'
+
+################################################################
+
+# tree has COPYING and rezrov.  work tree has the same COPYING and
+# copy-edited COPYING.1, and unchanged rezrov.  We should not say
+# anything about rezrov nor COPYING, since the revised again diff-raw
+# nows how to say Copy.
 
 test_expect_success \
     'prepare work tree once again' \
     'cat ../../COPYING >COPYING &&
-     git-update-cache --add --remove COPYING COPYING.1'
-
-# tree has COPYING and rezrov.  work tree has the same COPYING and
-# copy-edited COPYING.1, and unchanged rezrov.  We should see
-# unmodified COPYING in the output, so that downstream diff-helper can
-# notice.  We should not say anything about rezrov.
+     git-update-index --add --remove COPYING COPYING.1'
 
-git-diff-cache -C $tree >current
+git-diff-index -C --find-copies-harder $tree >current
 cat >expected <<\EOF
-:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 0603b3238a076dc6c8022aedc6648fa523a17178       COPYING COPYING.1
-:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 6ff87c4664981e4397625791c8ea3bbb5f2279a3       COPYING COPYING
+:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 0603b3238a076dc6c8022aedc6648fa523a17178 C1234 COPYING COPYING.1
 EOF
 
 test_expect_success \
-    'validate output from rename/copy detection' \
-    'diff -u current expected'
+    'validate output from rename/copy detection (#3)' \
+    'compare_diff_raw current expected'
 
 test_done