1 files changed, 57 insertions, 0 deletions
diff --git a/tests/test-basic.t b/tests/test-basic.t
new file mode 100644
index 0000000..4d350a5
--- /dev/null
+++ b/tests/test-basic.t
@@ -0,0 +1,57 @@
+Create a repository:
+
+  $ hg init t
+  $ cd t
+
+Make a changeset:
+
+  $ echo a > a
+  $ hg add a
+  $ hg commit -m test
+
+This command is ancient:
+
+  $ hg history
+  changeset:   0:acb14030fe0a
+  tag:         tip
+  user:        test
+  date:        Thu Jan 01 00:00:00 1970 +0000
+  summary:     test
+  
+
+Verify that updating to revision 0 via commands.update() works properly
+
+  $ cat <<EOF > update_to_rev0.py
+  > from mercurial import ui, hg, commands
+  > myui = ui.ui()
+  > repo = hg.repository(myui, path='.')
+  > commands.update(myui, repo, rev=0)
+  > EOF
+  $ hg up null
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ python ./update_to_rev0.py
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  $ hg identify -n
+  0
+ 
+
+Poke around at hashes:
+
+  $ hg manifest --debug
+  b789fdd96dc2f3bd229c1dd8eedf0fc60e2b68e3 644   a
+
+  $ hg cat a
+  a
+
+Verify should succeed:
+
+  $ hg verify
+  checking changesets
+  checking manifests
+  crosschecking files in changesets and manifests
+  checking files
+  1 files, 1 changesets, 1 total revisions
+
+At the end...
+
+  $ cd ..