Fix parsing of @{-1}@{1}

diff --git a/t/t4014-format-patch.sh b/t/t4014-format-patch.sh
index 7fe853c20d1111e40371a3796d82bb8485f5ebcf..9d99dc28879d4f7f35001e0785f97f319fe13b40 100755 (executable)
--- a/t/t4014-format-patch.sh
+++ b/t/t4014-format-patch.sh
@@ -230,4 +230,29 @@ test_expect_success 'shortlog of cover-letter wraps overly-long onelines' '
 
 '
 
+cat > expect << EOF
+---
+ file |   16 ++++++++++++++++
+ 1 files changed, 16 insertions(+), 0 deletions(-)
+
+diff --git a/file b/file
+index 40f36c6..2dc5c23 100644
+--- a/file
++++ b/file
+@@ -13,4 +13,20 @@ C
+ 10
+ D
+ E
+ F
++5
+EOF
+
+test_expect_success 'format-patch respects -U' '
+
+       git format-patch -U4 -2 &&
+       sed -e "1,/^$/d" -e "/^+5/q" < 0001-This-is-an-excessively-long-subject-line-for-a-messa.patch > output &&
+       test_cmp expect output
+
+'
+
 test_done