mongoengine/tests/test_datastructures.py
2015-06-24 00:50:36 +02:00

112 lines
3.5 KiB
Python

import unittest
from mongoengine.base.datastructures import StrictDict, SemiStrictDict
class TestStrictDict(unittest.TestCase):
def strict_dict_class(self, *args, **kwargs):
return StrictDict.create(*args, **kwargs)
def setUp(self):
self.dtype = self.strict_dict_class(("a", "b", "c"))
def test_init(self):
d = self.dtype(a=1, b=1, c=1)
self.assertEqual((d.a, d.b, d.c), (1, 1, 1))
def test_init_fails_on_nonexisting_attrs(self):
self.assertRaises(AttributeError, lambda: self.dtype(a=1, b=2, d=3))
def test_eq(self):
d = self.dtype(a=1, b=1, c=1)
dd = self.dtype(a=1, b=1, c=1)
e = self.dtype(a=1, b=1, c=3)
f = self.dtype(a=1, b=1)
g = self.strict_dict_class(("a", "b", "c", "d"))(a=1, b=1, c=1, d=1)
h = self.strict_dict_class(("a", "c", "b"))(a=1, b=1, c=1)
i = self.strict_dict_class(("a", "c", "b"))(a=1, b=1, c=2)
self.assertEqual(d, dd)
self.assertNotEqual(d, e)
self.assertNotEqual(d, f)
self.assertNotEqual(d, g)
self.assertNotEqual(f, d)
self.assertEqual(d, h)
self.assertNotEqual(d, i)
def test_setattr_getattr(self):
d = self.dtype()
d.a = 1
self.assertEqual(d.a, 1)
self.assertRaises(AttributeError, lambda: d.b)
def test_setattr_raises_on_nonexisting_attr(self):
d = self.dtype()
def _f():
d.x = 1
self.assertRaises(AttributeError, _f)
def test_setattr_getattr_special(self):
d = self.strict_dict_class(["items"])
d.items = 1
self.assertEqual(d.items, 1)
def test_get(self):
d = self.dtype(a=1)
self.assertEqual(d.get('a'), 1)
self.assertEqual(d.get('b', 'bla'), 'bla')
def test_items(self):
d = self.dtype(a=1)
self.assertEqual(d.items(), [('a', 1)])
d = self.dtype(a=1, b=2)
self.assertEqual(d.items(), [('a', 1), ('b', 2)])
def test_mappings_protocol(self):
d = self.dtype(a=1, b=2)
assert dict(d) == {'a': 1, 'b': 2}
assert dict(**d) == {'a': 1, 'b': 2}
class TestSemiSrictDict(TestStrictDict):
def strict_dict_class(self, *args, **kwargs):
return SemiStrictDict.create(*args, **kwargs)
def test_init_fails_on_nonexisting_attrs(self):
# disable irrelevant test
pass
def test_setattr_raises_on_nonexisting_attr(self):
# disable irrelevant test
pass
def test_setattr_getattr_nonexisting_attr_succeeds(self):
d = self.dtype()
d.x = 1
self.assertEqual(d.x, 1)
def test_init_succeeds_with_nonexisting_attrs(self):
d = self.dtype(a=1, b=1, c=1, x=2)
self.assertEqual((d.a, d.b, d.c, d.x), (1, 1, 1, 2))
def test_iter_with_nonexisting_attrs(self):
d = self.dtype(a=1, b=1, c=1, x=2)
self.assertEqual(list(d), ['a', 'b', 'c', 'x'])
def test_iteritems_with_nonexisting_attrs(self):
d = self.dtype(a=1, b=1, c=1, x=2)
self.assertEqual(list(d.iteritems()), [('a', 1), ('b', 1), ('c', 1), ('x', 2)])
def tets_cmp_with_strict_dicts(self):
d = self.dtype(a=1, b=1, c=1)
dd = StrictDict.create(("a", "b", "c"))(a=1, b=1, c=1)
self.assertEqual(d, dd)
def test_cmp_with_strict_dict_with_nonexisting_attrs(self):
d = self.dtype(a=1, b=1, c=1, x=2)
dd = StrictDict.create(("a", "b", "c", "x"))(a=1, b=1, c=1, x=2)
self.assertEqual(d, dd)
if __name__ == '__main__':
unittest.main()