1 files changed, 108 insertions, 0 deletions
diff --git a/t/t3210-pack-refs.sh b/t/t3210-pack-refs.sh
new file mode 100755
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+++ b/t/t3210-pack-refs.sh
@@ -0,0 +1,108 @@
+#!/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 -f .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_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