sha1-lookup: handle duplicate keys with GIT_USE_LOOKUP

diff --git a/t/t5700-clone-reference.sh b/t/t5700-clone-reference.sh
index 60f1552adef417b8d37ca4215be1e66627c37258..6537911a4300656706c995226b2f0444a760bae0 100755 (executable)
--- a/t/t5700-clone-reference.sh
+++ b/t/t5700-clone-reference.sh
@@ -185,4 +185,17 @@ test_expect_success 'fetch with incomplete alternates' '
        ! grep " want $tag_object" "$U.K"
 '
 
+test_expect_success 'clone using repo with gitfile as a reference' '
+       git clone --separate-git-dir=L A M &&
+       git clone --reference=M A N &&
+       echo "$base_dir/L/objects" >expected &&
+       test_cmp expected "$base_dir/N/.git/objects/info/alternates"
+'
+
+test_expect_success 'clone using repo pointed at by gitfile as reference' '
+       git clone --reference=M/.git A O &&
+       echo "$base_dir/L/objects" >expected &&
+       test_cmp expected "$base_dir/O/.git/objects/info/alternates"
+'
+
 test_done