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diff --git a/t/t3210-pack-refs.sh b/t/t3210-pack-refs.sh
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+#!/bin/sh
+#
+# Copyright (c) 2005 Amos Waterland
+# Copyright (c) 2006 Christian Couder
+#
+
+test_description='git pack-refs should not change the branch semantic
+
+This test runs git pack-refs and git show-ref and checks that the branch
+semantic is still the same.
+'
+. ./test-lib.sh
+
+echo '[core] logallrefupdates = true' >>.git/config
+
+test_expect_success \
+    'prepare a trivial repository' \
+    'echo Hello > A &&
+     git-update-index --add A &&
+     git-commit -m "Initial commit." &&
+     HEAD=$(git-rev-parse --verify HEAD)'
+
+SHA1=
+
+test_expect_success \
+    'see if git show-ref works as expected' \
+    'git-branch a &&
+     SHA1=`cat .git/refs/heads/a` &&
+     echo "$SHA1 refs/heads/a" >expect &&
+     git-show-ref a >result &&
+     diff expect result'
+
+test_expect_success \
+    'see if a branch still exists when packed' \
+    'git-branch b &&
+     git-pack-refs --all &&
+     rm .git/refs/heads/b &&
+     echo "$SHA1 refs/heads/b" >expect &&
+     git-show-ref b >result &&
+     diff expect result'
+
+test_expect_failure \
+    'git branch c/d should barf if branch c exists' \
+    'git-branch c &&
+     git-pack-refs --all &&
+     rm .git/refs/heads/c &&
+     git-branch c/d'
+
+test_expect_success \
+    'see if a branch still exists after git pack-refs --prune' \
+    'git-branch e &&
+     git-pack-refs --all --prune &&
+     echo "$SHA1 refs/heads/e" >expect &&
+     git-show-ref e >result &&
+     diff expect result'
+
+test_expect_failure \
+    'see if git pack-refs --prune remove ref files' \
+    'git-branch f &&
+     git-pack-refs --all --prune &&
+     ls .git/refs/heads/f'
+
+test_expect_success \
+    'git branch g should work when git branch g/h has been deleted' \
+    'git-branch g/h &&
+     git-pack-refs --all --prune &&
+     git-branch -d g/h &&
+     git-branch g &&
+     git-pack-refs --all &&
+     git-branch -d g'
+
+test_expect_failure \
+    'git branch i/j/k should barf if branch i exists' \
+    'git-branch i &&
+     git-pack-refs --all --prune &&
+     git-branch i/j/k'
+
+test_expect_success \
+    'test git branch k after branch k/l/m and k/lm have been deleted' \
+    'git-branch k/l &&
+     git-branch k/lm &&
+     git-branch -d k/l &&
+     git-branch k/l/m &&
+     git-branch -d k/l/m &&
+     git-branch -d k/lm &&
+     git-branch k'
+
+test_expect_success \
+    'test git branch n after some branch deletion and pruning' \
+    'git-branch n/o &&
+     git-branch n/op &&
+     git-branch -d n/o &&
+     git-branch n/o/p &&
+     git-branch -d n/op &&
+     git-pack-refs --all --prune &&
+     git-branch -d n/o/p &&
+     git-branch n'
+
+test_done