def test_constructor_w_read_policy():
options = _options.ReadOptions(read_policy=_datastore_api.EVENTUAL_CONSISTENCY)
assert options == _options.ReadOptions(read_consistency=_datastore_api.EVENTUAL)
def test_constructor_w_read_policy_and_read_consistency():
with pytest.raises(TypeError):
_options.ReadOptions(
read_policy=_datastore_api.EVENTUAL_CONSISTENCY,
read_consistency=_datastore_api.EVENTUAL,
)
def test_args_override_transaction(context):
with context.new(transaction=b"txfoo").use():
options = _api.get_read_options(
_options.ReadOptions(transaction=b"txbar")
)
assert options == datastore_pb2.ReadOptions(transaction=b"txbar")
def test_no_args_no_transaction():
assert (
_api.get_read_options(_options.ReadOptions())
== datastore_pb2.ReadOptions()
)
def test_it_no_global_cache_or_datastore(in_context):
with pytest.raises(TypeError):
_api.lookup(
_mock_key("foo"), _options.ReadOptions(use_datastore=False)
).result()
def test_eventually_consistent_with_transaction():
with pytest.raises(ValueError):
_api.get_read_options(
_options.ReadOptions(read_consistency=_api.EVENTUAL,
transaction=b"txfoo"))
def test_eventually_consistent():
options = _api.get_read_options(
_options.ReadOptions(read_consistency=_api.EVENTUAL))
assert options == datastore_pb2.ReadOptions(
read_consistency=datastore_pb2.ReadOptions.EVENTUAL)
