userdiff: add a builtin pattern for dts files

diff --git a/t/t6050-replace.sh b/t/t6050-replace.sh
index d638119750c5b9f11682814de466cc19a9d38770..e7e64e085ddcfe7d7cf4df844472a6bf456ab079 100755 (executable)
--- a/t/t6050-replace.sh
+++ b/t/t6050-replace.sh
@@ -40,7 +40,8 @@ commit_peeling_shows_parents ()
        test "$_found" = "$_parent" || return 1
        _parent_number=$(( $_parent_number + 1 ))
     done &&
-    test_must_fail git rev-parse --verify $_commit^$_parent_number
+    test_must_fail git rev-parse --verify $_commit^$_parent_number 2>err &&
+    test_i18ngrep "Needed a single revision" err
 }
 
 commit_has_parents ()
@@ -393,9 +394,11 @@ test_expect_success 'replace ref cleanup' '
 '
 
 test_expect_success '--graft with and without already replaced object' '
-       test $(git log --oneline | wc -l) = 7 &&
+       git log --oneline >log &&
+       test_line_count = 7 log &&
        git replace --graft $HASH5 &&
-       test $(git log --oneline | wc -l) = 3 &&
+       git log --oneline >log &&
+       test_line_count = 3 log &&
        commit_has_parents $HASH5 &&
        test_must_fail git replace --graft $HASH5 $HASH4 $HASH3 &&
        git replace --force -g $HASH5 $HASH4 $HASH3 &&
@@ -403,6 +406,28 @@ test_expect_success '--graft with and without already replaced object' '
        git replace -d $HASH5
 '
 
+test_expect_success '--graft using a tag as the new parent' '
+       git tag new_parent $HASH5 &&
+       git replace --graft $HASH7 new_parent &&
+       commit_has_parents $HASH7 $HASH5 &&
+       git replace -d $HASH7 &&
+       git tag -a -m "annotated new parent tag" annotated_new_parent $HASH5 &&
+       git replace --graft $HASH7 annotated_new_parent &&
+       commit_has_parents $HASH7 $HASH5 &&
+       git replace -d $HASH7
+'
+
+test_expect_success '--graft using a tag as the replaced object' '
+       git tag replaced_object $HASH7 &&
+       git replace --graft replaced_object $HASH5 &&
+       commit_has_parents $HASH7 $HASH5 &&
+       git replace -d $HASH7 &&
+       git tag -a -m "annotated replaced object tag" annotated_replaced_object $HASH7 &&
+       git replace --graft annotated_replaced_object $HASH5 &&
+       commit_has_parents $HASH7 $HASH5 &&
+       git replace -d $HASH7
+'
+
 test_expect_success GPG 'set up a signed commit' '
        echo "line 17" >>hello &&
        echo "line 18" >>hello &&