apply: do not read from beyond a symbolic link

diff --git a/t/annotate-tests.sh b/t/annotate-tests.sh
index c9d105d70725b9a97d5a9518e83c615821e91c23..304c7b7d8714f9f985cddcc91ba3006f668de127 100644 (file)
--- a/t/annotate-tests.sh
+++ b/t/annotate-tests.sh
@@ -116,6 +116,27 @@ test_expect_success 'blame evil merge' '
        check_count A 2 B 1 B1 2 B2 1 "A U Thor" 1
 '
 
+test_expect_success 'blame huge graft' '
+       test_when_finished "git checkout branch2" &&
+       test_when_finished "rm -f .git/info/grafts" &&
+       graft= &&
+       for i in 0 1 2
+       do
+               for j in 0 1 2 3 4 5 6 7 8 9
+               do
+                       git checkout --orphan "$i$j" &&
+                       printf "%s\n" "$i" "$j" >file &&
+                       test_tick &&
+                       GIT_AUTHOR_NAME=$i$j GIT_AUTHOR_EMAIL=$i$j@test.git \
+                       git commit -a -m "$i$j" &&
+                       commit=$(git rev-parse --verify HEAD) &&
+                       graft="$graft$commit "
+               done
+       done &&
+       printf "%s " $graft >.git/info/grafts &&
+       check_count -h 00 01 1 10 1
+'
+
 test_expect_success 'setup incomplete line' '
        echo "incomplete" | tr -d "\\012" >>file &&
        GIT_AUTHOR_NAME="C" GIT_AUTHOR_EMAIL="C@test.git" \