git-branch --track: fix tracking branch computation.

diff --git a/t/t3210-pack-refs.sh b/t/t3210-pack-refs.sh
index 16bdae4f2377cd93a509ff0c74ac62cc00f0b619..f0c7e22b36c66234e2a46bac659506afb454dfa7 100755 (executable)
--- a/t/t3210-pack-refs.sh
+++ b/t/t3210-pack-refs.sh
@@ -96,4 +96,13 @@ test_expect_success \
      git-branch -d n/o/p &&
      git-branch n'
 
+test_expect_success 'pack, prune and repack' '
+       git-tag foo &&
+       git-pack-refs --all --prune &&
+       git-show-ref >all-of-them &&
+       git-pack-refs &&
+       git-show-ref >again &&
+       diff all-of-them again
+'
+
 test_done