def test_wrap_spec_if_needed_S():
dehydrator = Dehydrator()
spec = S('login')
wrapped = dehydrator.wrap_spec_if_needed(spec=spec)
assert wrapped is spec
def test_wrap_spec_if_needed_str():
dehydrator = Dehydrator()
wrapped = dehydrator.wrap_spec_if_needed(spec='login')
assert isinstance(wrapped, S)
assert wrapped.target == 'login'
def test_wrap_spec_if_needed_str():
dehydrator = Dehydrator()
wrapped = dehydrator.wrap_spec_if_needed(spec='login')
assert isinstance(wrapped, S)
assert wrapped.target == 'login'
def test_dehydrate_none_with_fallback_factory():
fallback = lambda obj: {'id': '', 'name': ''}
dehydrator = Dehydrator(specs=DUMMY_SPECS, empty=fallback)
result1 = dehydrator.dehydrate(None)
result2 = dehydrator.dehydrate(None)
assert result1 == result2 == {'id': '', 'name': ''}
assert result1 is not result2
def test_wrap_spec_if_needed_S():
dehydrator = Dehydrator()
spec = S('login')
wrapped = dehydrator.wrap_spec_if_needed(spec=spec)
assert wrapped is spec
def test_select_handler_not_found_in_registry(handlers_module):
dehydrator = Dehydrator()
spec_handler_cls = Mock()
handlers_module.registry = {'simple': spec_handler_cls}
spec = Mock(type='unknown')
with raises(DehydrationException):
dehydrator.select_handler(spec=spec)
def test_wrap_spec_if_needed_two_str_tuple():
dehydrator = Dehydrator()
wrapped = dehydrator.wrap_spec_if_needed(spec=('login', 'username'))
assert isinstance(wrapped, S)
assert wrapped.target == 'login'
assert wrapped.substitution == 'username'
def test_select_handler_not_found_in_registry(handlers_module):
dehydrator = Dehydrator()
spec_handler_cls = Mock()
handlers_module.registry = {'simple': spec_handler_cls}
spec = Mock(type='unknown')
with raises(DehydrationException):
dehydrator.select_handler(spec=spec)
def test_wrap_spec_if_needed_two_str_tuple():
dehydrator = Dehydrator()
wrapped = dehydrator.wrap_spec_if_needed(spec=('login', 'username'))
assert isinstance(wrapped, S)
assert wrapped.target == 'login'
assert wrapped.substitution == 'username'
def test_dehydrate_spec(select_handler):
select_handler.return_value = handler = Mock()
dehydrator = Dehydrator()
dehydrator.dehydrate_spec(obj=DUMMY_OBJECT, spec=DUMMY_SINGLE_SPEC)
select_handler.assert_called_once_with(DUMMY_SINGLE_SPEC)
handler.build_key.assert_called_once_with()
handler.build_value.assert_called_once_with(DUMMY_OBJECT)
def test_select_handler_found_in_registry(handlers_module):
dehydrator = Dehydrator()
spec_handler_cls = Mock()
handlers_module.registry = {'simple': spec_handler_cls}
spec = Mock(type='simple')
dehydrator.select_handler(spec=spec)
spec_handler_cls.assert_called_once_with(spec=spec, dehydrator=dehydrator)
def test_dehydrate_spec(select_handler):
select_handler.return_value = handler = Mock()
dehydrator = Dehydrator()
dehydrator.dehydrate_spec(obj=DUMMY_OBJECT, spec=DUMMY_SINGLE_SPEC)
select_handler.assert_called_once_with(DUMMY_SINGLE_SPEC)
handler.build_key.assert_called_once_with()
handler.build_value.assert_called_once_with(DUMMY_OBJECT)
def test_select_handler_found_in_registry(handlers_module):
dehydrator = Dehydrator()
spec_handler_cls = Mock()
handlers_module.registry = {'simple': spec_handler_cls}
spec = Mock(type='simple')
dehydrator.select_handler(spec=spec)
spec_handler_cls.assert_called_once_with(spec=spec, dehydrator=dehydrator)
def test_dehydrate(dehydrate_spec_mock):
# TODO: find out how to undecorate function with mock
dehydrate_spec_mock.return_value = list(zip(DUMMY_SPECS, ('Tummy', 10)))
dehydrator = Dehydrator()
dehydrator.specs = DUMMY_SPECS
dehydrator.dehydrate(obj=DUMMY_OBJECT)
dehydrate_spec_mock.has_calls(
call(DUMMY_OBJECT, DUMMY_SPECS[0]),
call(DUMMY_OBJECT, DUMMY_SPECS[1]),
)
def test_dehydrate(dehydrate_spec_mock):
# TODO: find out how to undecorate function with mock
dehydrate_spec_mock.return_value = list(zip(DUMMY_SPECS, ('Tummy', 10)))
dehydrator = Dehydrator()
dehydrator.specs = DUMMY_SPECS
dehydrator.dehydrate(obj=DUMMY_OBJECT)
dehydrate_spec_mock.has_calls(
call(DUMMY_OBJECT, DUMMY_SPECS[0]),
call(DUMMY_OBJECT, DUMMY_SPECS[1]),
)
def test_wrap_spec_if_needed_wrong_type():
dehydrator = Dehydrator()
with raises(DehydrationException):
dehydrator.wrap_spec_if_needed(spec={'wrong': 'type'})
def test_wrap_spec_if_needed_wrong_type():
dehydrator = Dehydrator()
with raises(DehydrationException):
dehydrator.wrap_spec_if_needed(spec={'wrong': 'type'})
def test_dehydrate_none():
dehydrator = Dehydrator(specs=DUMMY_SPECS)
result = dehydrator.dehydrate(None)
assert result is None
def test_dehydrate_none_with_fallback():
fallback_object = object()
dehydrator = Dehydrator(specs=DUMMY_SPECS, empty=fallback_object)
result = dehydrator.dehydrate(None)
assert result is fallback_object
def test_base_dehydrator_init():
assert Dehydrator().specs == ()
assert Dehydrator(specs=DUMMY_SPECS).specs == DUMMY_SPECS