def test_namespace(self):
k1 = Key('/c/d')
k2 = Key('/a/b')
k3 = Key('/a/b/c/d')
ds = DictDatastore()
nd = datastore.NamespaceDatastore(k2, ds)
ds.put(k1, 'cd')
ds.put(k3, 'abcd')
self.assertEqual(ds.get(k1), 'cd')
self.assertFalse(ds.contains(k2))
self.assertEqual(ds.get(k3), 'abcd')
self.assertEqual(nd.get(k1), 'abcd')
self.assertFalse(nd.contains(k2))
self.assertFalse(nd.contains(k3))
def test(key, val):
nd.put(key, val)
self.assertEqual(nd.get(key), val)
self.assertFalse(ds.contains(key))
self.assertFalse(nd.contains(k2.child(key)))
self.assertEqual(ds.get(k2.child(key)), val)
for i in range(0, 10):
test(Key(str(i)), 'val%d' % i)
def test_lowercase(self):
ds = DictDatastore()
lds = datastore.LowercaseKeyDatastore(ds)
k1 = Key('hello')
k2 = Key('HELLO')
k3 = Key('HeLlo')
ds.put(k1, 'world')
ds.put(k2, 'WORLD')
self.assertEqual(ds.get(k1), 'world')
self.assertEqual(ds.get(k2), 'WORLD')
self.assertFalse(ds.contains(k3))
self.assertEqual(lds.get(k1), 'world')
self.assertEqual(lds.get(k2), 'world')
self.assertEqual(lds.get(k3), 'world')
def test(key, val):
lds.put(key, val)
self.assertEqual(lds.get(k1), val)
self.assertEqual(lds.get(k2), val)
self.assertEqual(lds.get(k3), val)
test(k1, 'a')
test(k2, 'b')
test(k3, 'c')
def test_lowercase_transform(self):
def transform(key):
return Key(str(key).lower())
ds = DictDatastore()
lds = datastore.KeyTransformDatastore(ds, keytransform=transform)
k1 = Key('hello')
k2 = Key('HELLO')
k3 = Key('HeLlo')
ds.put(k1, 'world')
ds.put(k2, 'WORLD')
self.assertEqual(ds.get(k1), 'world')
self.assertEqual(ds.get(k2), 'WORLD')
self.assertFalse(ds.contains(k3))
self.assertEqual(lds.get(k1), 'world')
self.assertEqual(lds.get(k2), 'world')
self.assertEqual(lds.get(k3), 'world')
def test(key, val):
lds.put(key, val)
self.assertEqual(lds.get(k1), val)
self.assertEqual(lds.get(k2), val)
self.assertEqual(lds.get(k3), val)
test(k1, 'a')
test(k2, 'b')
test(k3, 'c')
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 test_tiered(self):
s1 = DictDatastore()
s2 = DictDatastore()
s3 = DictDatastore()
ts = datastore.TieredDatastore([s1, s2, s3])
k1 = Key('1')
k2 = Key('2')
k3 = Key('3')
s1.put(k1, '1')
s2.put(k2, '2')
s3.put(k3, '3')
self.assertTrue(s1.contains(k1))
self.assertFalse(s2.contains(k1))
self.assertFalse(s3.contains(k1))
self.assertTrue(ts.contains(k1))
self.assertEqual(ts.get(k1), '1')
self.assertEqual(s1.get(k1), '1')
self.assertFalse(s2.contains(k1))
self.assertFalse(s3.contains(k1))
self.assertFalse(s1.contains(k2))
self.assertTrue(s2.contains(k2))
self.assertFalse(s3.contains(k2))
self.assertTrue(ts.contains(k2))
self.assertEqual(s2.get(k2), '2')
self.assertFalse(s1.contains(k2))
self.assertFalse(s3.contains(k2))
self.assertEqual(ts.get(k2), '2')
self.assertEqual(s1.get(k2), '2')
self.assertEqual(s2.get(k2), '2')
self.assertFalse(s3.contains(k2))
self.assertFalse(s1.contains(k3))
self.assertFalse(s2.contains(k3))
self.assertTrue(s3.contains(k3))
self.assertTrue(ts.contains(k3))
self.assertEqual(s3.get(k3), '3')
self.assertFalse(s1.contains(k3))
self.assertFalse(s2.contains(k3))
self.assertEqual(ts.get(k3), '3')
self.assertEqual(s1.get(k3), '3')
self.assertEqual(s2.get(k3), '3')
self.assertEqual(s3.get(k3), '3')
ts.delete(k1)
ts.delete(k2)
ts.delete(k3)
self.assertFalse(ts.contains(k1))
self.assertFalse(ts.contains(k2))
self.assertFalse(ts.contains(k3))
self.subtest_simple([ts])
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))