diff-lib: allow ita entries treated as "not yet exist in index"

diff --git a/t/t2203-add-intent.sh b/t/t2203-add-intent.sh
index 2a4a749b4fa3b07963a18b645d29ef774c01bbd1..2276e4e6b66b5bb6bb0efef310d3cf1c6d7494df 100755 (executable)
--- a/t/t2203-add-intent.sh
+++ b/t/t2203-add-intent.sh
@@ -5,10 +5,24 @@ test_description='Intent to add'
 . ./test-lib.sh
 
 test_expect_success 'intent to add' '
+       test_commit 1 &&
+       git rm 1.t &&
+       echo hello >1.t &&
        echo hello >file &&
        echo hello >elif &&
        git add -N file &&
-       git add elif
+       git add elif &&
+       git add -N 1.t
+'
+
+test_expect_success 'git status' '
+       git status --porcelain | grep -v actual >actual &&
+       cat >expect <<-\EOF &&
+       DA 1.t
+       A  elif
+        A file
+       EOF
+       test_cmp expect actual
 '
 
 test_expect_success 'check result of "add -N"' '
@@ -82,5 +96,36 @@ test_expect_success 'cache-tree invalidates i-t-a paths' '
        test_cmp expect actual
 '
 
+test_expect_success 'cache-tree does not ignore dir that has i-t-a entries' '
+       git init ita-in-dir &&
+       (
+               cd ita-in-dir &&
+               mkdir 2 &&
+               for f in 1 2/1 2/2 3
+               do
+                       echo "$f" >"$f"
+               done &&
+               git add 1 2/2 3 &&
+               git add -N 2/1 &&
+               git commit -m committed &&
+               git ls-tree -r HEAD >actual &&
+               grep 2/2 actual
+       )
+'
+
+test_expect_success 'cache-tree does skip dir that becomes empty' '
+       rm -fr ita-in-dir &&
+       git init ita-in-dir &&
+       (
+               cd ita-in-dir &&
+               mkdir -p 1/2/3 &&
+               echo 4 >1/2/3/4 &&
+               git add -N 1/2/3/4 &&
+               git write-tree >actual &&
+               echo $EMPTY_TREE >expected &&
+               test_cmp expected actual
+       )
+'
+
 test_done