New test: make sure that StGIT can handle packed refs

It currently can't, which is why this test is needed. The situation
has recently taken a turn for the worse, since git-gc nowadays packs
refs by default.

diff --git a/t/t1004-pack-ref.sh b/t/t1004-pack-ref.sh
new file mode 100755 (executable)
index 0000000..5339a5d
--- /dev/null
+++ b/t/t1004-pack-ref.sh
@@ -0,0 +1,24 @@
+#!/bin/sh
+#
+# Copyright (c) 2007 Karl Hasselström
+#
+
+test_description='Test that StGIT can handle packed refs'
+
+. ./test-lib.sh
+stg init
+
+test_expect_success \
+    'Pack refs and make sure that we can still see them' '
+    stg branch -c foo &&
+    [ $(stg branch -l | tee /dev/stderr | wc -l) -eq 2 ] &&
+    git pack-refs --all &&
+    [ $(stg branch -l | tee /dev/stderr | wc -l) -eq 2 ]
+'
+
+test_expect_success \
+    'Try to delete a branch whose ref has been packed' '
+    stg branch -d master
+'
+
+test_done