blame: reject empty ranges -LX,+0 and -LX,-0

diff --git a/t/t7401-submodule-summary.sh b/t/t7401-submodule-summary.sh
index c32872658cab60cc3b7f830ec37bfa4795269915..ac2434c0dbdaf837d8dd7f896e680fbb7b6ab954 100755 (executable)
--- a/t/t7401-submodule-summary.sh
+++ b/t/t7401-submodule-summary.sh
@@ -45,6 +45,42 @@ EOF
        test_cmp expected actual
 "
 
+test_expect_success 'added submodule (subdirectory)' "
+       mkdir sub &&
+       (
+               cd sub &&
+               git submodule summary >../actual
+       ) &&
+       cat >expected <<-EOF &&
+* ../sm1 0000000...$head1 (2):
+  > Add foo2
+
+EOF
+       test_cmp expected actual
+"
+
+test_expect_success 'added submodule (subdirectory only)' "
+       (
+               cd sub &&
+               git submodule summary . >../actual
+       ) &&
+       >expected &&
+       test_cmp expected actual
+"
+
+test_expect_success 'added submodule (subdirectory with explicit path)' "
+       (
+               cd sub &&
+               git submodule summary ../sm1 >../actual
+       ) &&
+       cat >expected <<-EOF &&
+* ../sm1 0000000...$head1 (2):
+  > Add foo2
+
+EOF
+       test_cmp expected actual
+"
+
 commit_file sm1 &&
 head2=$(add_file sm1 foo3)