--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rhodecode/tests/vcs/test_getslice.py	Wed Jun 13 23:27:33 2012 +0200
@@ -0,0 +1,56 @@
+from __future__ import with_statement
+
+import datetime
+from base import BackendTestMixin
+from conf import SCM_TESTS
+from rhodecode.lib.vcs.nodes import FileNode
+from rhodecode.lib.vcs.utils.compat import unittest
+
+
+class GetsliceTestCaseMixin(BackendTestMixin):
+
+    @classmethod
+    def _get_commits(cls):
+        start_date = datetime.datetime(2010, 1, 1, 20)
+        for x in xrange(5):
+            yield {
+                'message': 'Commit %d' % x,
+                'author': 'Joe Doe <joe.doe@example.com>',
+                'date': start_date + datetime.timedelta(hours=12 * x),
+                'added': [
+                    FileNode('file_%d.txt' % x, content='Foobar %d' % x),
+                ],
+            }
+
+    def test__getslice__last_item_is_tip(self):
+        self.assertEqual(list(self.repo[-1:])[0], self.repo.get_changeset())
+
+    def test__getslice__respects_start_index(self):
+        self.assertEqual(list(self.repo[2:]),
+            [self.repo.get_changeset(rev) for rev in self.repo.revisions[2:]])
+
+    def test__getslice__respects_negative_start_index(self):
+        self.assertEqual(list(self.repo[-2:]),
+            [self.repo.get_changeset(rev) for rev in self.repo.revisions[-2:]])
+
+    def test__getslice__respects_end_index(self):
+        self.assertEqual(list(self.repo[:2]),
+            [self.repo.get_changeset(rev) for rev in self.repo.revisions[:2]])
+
+    def test__getslice__respects_negative_end_index(self):
+        self.assertEqual(list(self.repo[:-2]),
+            [self.repo.get_changeset(rev) for rev in self.repo.revisions[:-2]])
+
+
+# For each backend create test case class
+for alias in SCM_TESTS:
+    attrs = {
+        'backend_alias': alias,
+    }
+    cls_name = ''.join(('%s getslice test' % alias).title().split())
+    bases = (GetsliceTestCaseMixin, unittest.TestCase)
+    globals()[cls_name] = type(cls_name, bases, attrs)
+
+
+if __name__ == '__main__':
+    unittest.main()