[PATCH] Make do_each_ref() follow symlinks.

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 2009aec..cee06e4
--- a/t/t4005-diff-rename-2.sh
+++ b/t/t4005-diff-rename-2.sh
@@ -7,22 +7,7 @@ test_description='Same rename detection as t4003 but testing diff-raw.
 
 '
 . ./test-lib.sh
-
-compare_diff_raw () {
-    # When heuristics are improved, the score numbers would change.
-    # Ignore them while comparing.
-    sed -e 's/ \([CR]\)[0-9]*  /\1#/' <"$1" >.tmp-1
-    sed -e 's/ \([CR]\)[0-9]*  /\1#/' <"$2" >.tmp-2
-    diff -u .tmp-1 .tmp-2 && rm -f .tmp-1 .tmp-2
-}
-
-compare_diff_patch () {
-    # When heuristics are improved, the score numbers would change.
-    # Ignore them while comparing.
-    sed -e '/^similarity index [0-9]*%$/d' <"$1" >.tmp-1
-    sed -e '/^similarity index [0-9]*%$/d' <"$2" >.tmp-2
-    diff -u .tmp-1 .tmp-2 && rm -f .tmp-1 .tmp-2
-}
+. ../diff-lib.sh ;# test-lib chdir's into trash
 
 test_expect_success \
     'prepare reference tree' \
@@ -68,8 +53,8 @@ copy to COPYING.1
 - 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 old COPYING
-rename new COPYING.2
+rename from COPYING
+rename to COPYING.2
 --- a/COPYING
 +++ b/COPYING.2
 @@ -2 +2 @@
@@ -101,31 +86,18 @@ test_expect_success \
 
 git-diff-cache -C $tree >current
 cat >expected <<\EOF
-:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 0603b3238a076dc6c8022aedc6648fa523a17178 C1234 COPYING COPYING.1
 :100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 06c67961bbaed34a127f76d261f4c0bf73eda471 M     COPYING
+:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 0603b3238a076dc6c8022aedc6648fa523a17178 C1234 COPYING COPYING.1
 EOF
 
 test_expect_success \
     'validate output from rename/copy detection (#2)' \
     'compare_diff_raw current expected'
 
-test_expect_success \
-    'prepare work tree once again' \
-    'cat ../../COPYING >COPYING &&
-     git-update-cache --add --remove COPYING COPYING.1'
-
 # make sure diff-helper can grok it.
 mv expected diff-raw
 GIT_DIFF_OPTS=--unified=0 git-diff-helper <diff-raw >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
 --- a/COPYING
 +++ b/COPYING
@@ -138,6 +110,14 @@ diff --git a/COPYING b/COPYING
 @@ -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 \
@@ -147,14 +127,18 @@ test_expect_success \
 ################################################################
 
 # 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.
+# 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.
 
-git-diff-cache -C $tree >current
+test_expect_success \
+    'prepare work tree once again' \
+    'cat ../../COPYING >COPYING &&
+     git-update-cache --add --remove COPYING COPYING.1'
+
+git-diff-cache -C --find-copies-harder $tree >current
 cat >expected <<\EOF
 :100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 0603b3238a076dc6c8022aedc6648fa523a17178 C1234 COPYING COPYING.1
-:100644 100644 6ff87c4664981e4397625791c8ea3bbb5f2279a3 6ff87c4664981e4397625791c8ea3bbb5f2279a3 M     COPYING
 EOF
 
 test_expect_success \