def test_reverse_transform(self):
def transform(key):
return key.reverse
ds = DictDatastore()
kt = datastore.KeyTransformDatastore(ds, keytransform=transform)
k1 = Key('/a/b/c')
k2 = Key('/c/b/a')
self.assertFalse(ds.contains(k1))
self.assertFalse(ds.contains(k2))
self.assertFalse(kt.contains(k1))
self.assertFalse(kt.contains(k2))
ds.put(k1, 'abc')
self.assertEqual(ds.get(k1), 'abc')
self.assertFalse(ds.contains(k2))
self.assertFalse(kt.contains(k1))
self.assertEqual(kt.get(k2), 'abc')
kt.put(k1, 'abc')
self.assertEqual(ds.get(k1), 'abc')
self.assertEqual(ds.get(k2), 'abc')
self.assertEqual(kt.get(k1), 'abc')
self.assertEqual(kt.get(k2), 'abc')
ds.delete(k1)
self.assertFalse(ds.contains(k1))
self.assertEqual(ds.get(k2), 'abc')
self.assertEqual(kt.get(k1), 'abc')
self.assertFalse(kt.contains(k2))
kt.delete(k1)
self.assertFalse(ds.contains(k1))
self.assertFalse(ds.contains(k2))
self.assertFalse(kt.contains(k1))
self.assertFalse(kt.contains(k2))
def subtest_nested_path_ds(self, **kwargs):
k1 = kwargs.pop('k1')
k2 = kwargs.pop('k2')
k3 = kwargs.pop('k3')
k4 = kwargs.pop('k4')
ds = DictDatastore()
np = datastore.NestedPathDatastore(ds, **kwargs)
self.assertFalse(ds.contains(k1))
self.assertFalse(ds.contains(k2))
self.assertFalse(ds.contains(k3))
self.assertFalse(ds.contains(k4))
self.assertFalse(np.contains(k1))
self.assertFalse(np.contains(k2))
self.assertFalse(np.contains(k3))
self.assertFalse(np.contains(k4))
np.put(k1, k1)
np.put(k2, k2)
self.assertFalse(ds.contains(k1))
self.assertFalse(ds.contains(k2))
self.assertTrue(ds.contains(k3))
self.assertTrue(ds.contains(k4))
self.assertTrue(np.contains(k1))
self.assertTrue(np.contains(k2))
self.assertFalse(np.contains(k3))
self.assertFalse(np.contains(k4))
self.assertEqual(np.get(k1), k1)
self.assertEqual(np.get(k2), k2)
self.assertEqual(ds.get(k3), k1)
self.assertEqual(ds.get(k4), k2)
np.delete(k1)
np.delete(k2)
self.assertFalse(ds.contains(k1))
self.assertFalse(ds.contains(k2))
self.assertFalse(ds.contains(k3))
self.assertFalse(ds.contains(k4))
self.assertFalse(np.contains(k1))
self.assertFalse(np.contains(k2))
self.assertFalse(np.contains(k3))
self.assertFalse(np.contains(k4))
ds.put(k3, k1)
ds.put(k4, k2)
self.assertFalse(ds.contains(k1))
self.assertFalse(ds.contains(k2))
self.assertTrue(ds.contains(k3))
self.assertTrue(ds.contains(k4))
self.assertTrue(np.contains(k1))
self.assertTrue(np.contains(k2))
self.assertFalse(np.contains(k3))
self.assertFalse(np.contains(k4))
self.assertEqual(np.get(k1), k1)
self.assertEqual(np.get(k2), k2)
self.assertEqual(ds.get(k3), k1)
self.assertEqual(ds.get(k4), k2)
ds.delete(k3)
ds.delete(k4)
self.assertFalse(ds.contains(k1))
self.assertFalse(ds.contains(k2))
self.assertFalse(ds.contains(k3))
self.assertFalse(ds.contains(k4))
self.assertFalse(np.contains(k1))
self.assertFalse(np.contains(k2))
self.assertFalse(np.contains(k3))
self.assertFalse(np.contains(k4))
