def test_nonempty_set_object_is_not_empty_collection(self):
x = {'@set': [5]}
self.assertFalse(model.is_empty_collection(x))
def opt_empty_collection(context):
return functor.trans_values(
lambda x: [],
pred=lambda k, v: model.is_empty_collection(v) and
(model.ldtype(k, v, context) is model.ldset or k in context.defns))
def test_empty_set_object_is_empty_collection(self):
x = {'@set': []}
self.assertTrue(model.is_empty_collection(x))
def test_list_with_only_null_is_empty(self):
x = [None]
self.assertTrue(model.is_empty_collection(x))
def test_set_object_with_only_null_is_empty(self):
x = {'@set': [None]}
self.assertTrue(model.is_empty_collection(x))
def test_scalar_is_not_empty_collection(self):
self.assertFalse(model.is_empty_collection(2))
def test_empty_array_is_empty_collection(self):
self.assertTrue(model.is_empty_collection([]))