Teach --dirstat not to completely ignore rearranged lines within a file

diff --git a/t/t4013-diff-various.sh b/t/t4013-diff-various.sh
index 9a665205884fcdb1c5888558d6edf960e335e013..93a6f208710befc064b7b99bcd758bb8b6381918 100755 (executable)
--- a/t/t4013-diff-various.sh
+++ b/t/t4013-diff-various.sh
@@ -80,18 +80,31 @@ test_expect_success setup '
 
        git config log.showroot false &&
        git commit --amend &&
+
+       GIT_AUTHOR_DATE="2006-06-26 00:06:00 +0000" &&
+       GIT_COMMITTER_DATE="2006-06-26 00:06:00 +0000" &&
+       export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
+       git checkout -b rearrange initial &&
+       for i in B A; do echo $i; done >dir/sub &&
+       git add dir/sub &&
+       git commit -m "Rearranged lines in dir/sub" &&
+       git checkout master &&
+
        git show-branch
 '
 
 : <<\EOF
 ! [initial] Initial
  * [master] Merge branch 'side'
-  ! [side] Side
----
- -  [master] Merge branch 'side'
- *+ [side] Side
- *  [master^] Second
-+*+ [initial] Initial
+  ! [rearrange] Rearranged lines in dir/sub
+   ! [side] Side
+----
+  +  [rearrange] Rearranged lines in dir/sub
+ -   [master] Merge branch 'side'
+ * + [side] Side
+ *   [master^] Third
+ *   [master~2] Second
++*++ [initial] Initial
 EOF
 
 V=`git version | sed -e 's/^git version //' -e 's/\./\\./g'`
@@ -210,6 +223,9 @@ log -m -p master
 log -SF master
 log -S F master
 log -SF -p master
+log -SF master --max-count=0
+log -SF master --max-count=1
+log -SF master --max-count=2
 log -GF master
 log -GF -p master
 log -GF -p --pickaxe-all master
@@ -284,10 +300,23 @@ diff --no-index --name-status -- dir2 dir
 diff --no-index dir dir3
 diff master master^ side
 diff --dirstat master~1 master~2
+diff --dirstat initial rearrange
+diff --dirstat-by-file initial rearrange
 EOF
 
 test_expect_success 'log -S requires an argument' '
        test_must_fail git log -S
 '
 
+test_expect_success 'diff --cached on unborn branch' '
+       echo ref: refs/heads/unborn >.git/HEAD &&
+       git diff --cached >result &&
+       test_cmp "$TEST_DIRECTORY/t4013/diff.diff_--cached" result
+'
+
+test_expect_success 'diff --cached -- file on unborn branch' '
+       git diff --cached -- file0 >result &&
+       test_cmp "$TEST_DIRECTORY/t4013/diff.diff_--cached_--_file0" result
+'
+
 test_done