1 files changed, 23 insertions, 0 deletions
diff --git a/tests/test-revlog-packentry.t b/tests/test-revlog-packentry.t
new file mode 100644
index 0000000..4bcb3f9
--- /dev/null
+++ b/tests/test-revlog-packentry.t
@@ -0,0 +1,23 @@
+  $ hg init repo
+  $ cd repo
+
+  $ touch foo
+  $ hg ci -Am 'add foo'
+  adding foo
+
+  $ hg up -C null
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+
+this should be stored as a delta against rev 0
+
+  $ echo foo bar baz > foo
+  $ hg ci -Am 'add foo again'
+  adding foo
+  created new head
+
+  $ hg debugindex foo
+     rev    offset  length  ..... linkrev nodeid       p1           p2 (re)
+       0         0       0  .....       0 b80de5d13875 000000000000 000000000000 (re)
+       1         0      24  .....       1 0376abec49b8 000000000000 000000000000 (re)
+
+  $ cd ..