def test_is_subset_different_set(self):
set_another_attr = AttributeSet(
{Attribute(42, 'unknown'), self._user_agent})
self.assertFalse(set_another_attr.issubset(self._attribute_set))
self.assertFalse(self._attribute_set.issubset(set_another_attr))
class TestAttributeSet(unittest.TestCase):
def setUp(self):
self._user_agent = ATTRIBUTES[0]
self._timezone = ATTRIBUTES[1]
self._do_not_track = ATTRIBUTES[2]
self._empty_attr_set = AttributeSet()
self._single_attribute_set = AttributeSet({self._timezone})
self._attribute_set = AttributeSet(
{self._user_agent, self._timezone, self._do_not_track})
def test_create_attribute_set_duplicated_id(self):
duplicated_id_attribute = Attribute(self._timezone.attribute_id,
'duplicated_id_attribute')
with self.assertRaises(DuplicateAttributeId):
wrong_attribute_set = AttributeSet(
[self._user_agent, duplicated_id_attribute, self._timezone])
# NOTE We used a list here as using a set would lead to the
# duplicated attributes having the same hash as it relies only
# on the id of the attribute.
def test_repr(self):
self.assertIsInstance(repr(self._empty_attr_set), str)
self.assertIsInstance(repr(self._single_attribute_set), str)
self.assertIsInstance(repr(self._attribute_set), str)
def test_len(self):
self.assertEqual(0, len(self._empty_attr_set))
self.assertEqual(1, len(self._single_attribute_set))
self.assertEqual(3, len(self._attribute_set))
def test_iter(self):
empty_attributes = [attribute for attribute in self._empty_attr_set]
self.assertEqual(0, len(empty_attributes))
single_attributes = [
attribute for attribute in self._single_attribute_set
]
self.assertEqual(1, len(single_attributes))
self.assertEqual(self._timezone, single_attributes[0])
attributes = [attribute for attribute in self._attribute_set]
self.assertEqual(3, len(attributes))
self.assertEqual(self._user_agent, attributes[0])
self.assertEqual(self._timezone, attributes[1])
self.assertEqual(self._do_not_track, attributes[2])
def test_attribute_names(self):
empty_attribute_names = self._empty_attr_set.attribute_names
self.assertEqual(0, len(empty_attribute_names))
single_attribute_names = self._single_attribute_set.attribute_names
self.assertEqual(1, len(single_attribute_names))
self.assertEqual(self._timezone.name, single_attribute_names[0])
attribute_names = self._attribute_set.attribute_names
self.assertEqual(3, len(attribute_names))
self.assertEqual([
self._user_agent.name, self._timezone.name, self._do_not_track.name
], attribute_names)
def test_attribute_ids(self):
empty_attribute_ids = self._empty_attr_set.attribute_ids
self.assertEqual(0, len(empty_attribute_ids))
single_attribute_ids = self._single_attribute_set.attribute_ids
self.assertEqual(1, len(single_attribute_ids))
self.assertEqual(self._timezone.attribute_id, single_attribute_ids[0])
attribute_ids = self._attribute_set.attribute_ids
self.assertEqual(3, len(attribute_ids))
self.assertEqual([
self._user_agent.attribute_id, self._timezone.attribute_id,
self._do_not_track.attribute_id
], attribute_ids)
def test_add_new_attribute(self):
new_attr_set = AttributeSet({self._user_agent})
self.assertEqual(1, len(new_attr_set))
new_attribute = ATTRIBUTES[2]
new_attr_set.add(new_attribute)
self.assertEqual(2, len(new_attr_set))
self.assertIn(self._user_agent, new_attr_set)
self.assertIn(new_attribute, new_attr_set)
def test_add_new_attribute_already_present(self):
new_attr_set = AttributeSet({self._user_agent, self._timezone})
with self.assertRaises(DuplicateAttributeId):
new_attr_set.add(self._timezone)
def test_remove(self):
new_attr_set = AttributeSet({self._user_agent, self._timezone})
self.assertEqual(2, len(new_attr_set))
self.assertIn(self._user_agent, new_attr_set)
self.assertIn(self._timezone, new_attr_set)
new_attr_set.remove(self._user_agent)
self.assertEqual(1, len(new_attr_set))
self.assertIn(self._timezone, new_attr_set)
self.assertNotIn(self._user_agent, new_attr_set)
def test_remove_attribute_not_present(self):
new_attr_set = AttributeSet({self._user_agent, self._timezone})
self.assertEqual(2, len(new_attr_set))
self.assertIn(self._user_agent, new_attr_set)
self.assertIn(self._timezone, new_attr_set)
non_present_attribute = Attribute(42, 'unknown')
with self.assertRaises(KeyError):
new_attr_set.remove(non_present_attribute)
self.assertEqual(2, len(new_attr_set))
self.assertIn(self._user_agent, new_attr_set)
self.assertIn(self._timezone, new_attr_set)
def test_is_superset(self):
set_single_attr = AttributeSet({self._user_agent})
self.assertTrue(self._attribute_set.issuperset(set_single_attr))
self.assertFalse(set_single_attr.issuperset(self._attribute_set))
def test_is_superset_empty_set(self):
self.assertTrue(self._attribute_set.issuperset(self._empty_attr_set))
self.assertFalse(self._empty_attr_set.issuperset(self._attribute_set))
def test_is_superset_different_set(self):
set_another_attr = AttributeSet(
{Attribute(42, 'unknown'), self._user_agent})
self.assertFalse(set_another_attr.issuperset(self._attribute_set))
self.assertFalse(self._attribute_set.issuperset(set_another_attr))
def test_is_subset(self):
set_single_attr = AttributeSet({self._user_agent})
self.assertFalse(self._attribute_set.issubset(set_single_attr))
self.assertTrue(set_single_attr.issubset(self._attribute_set))
def test_is_subset_empty_set(self):
self.assertFalse(self._attribute_set.issubset(self._empty_attr_set))
self.assertTrue(self._empty_attr_set.issubset(self._attribute_set))
def test_is_subset_different_set(self):
set_another_attr = AttributeSet(
{Attribute(42, 'unknown'), self._user_agent})
self.assertFalse(set_another_attr.issubset(self._attribute_set))
self.assertFalse(self._attribute_set.issubset(set_another_attr))
def test_get_attribute_by_id(self):
self.assertEqual(
self._user_agent,
self._attribute_set.get_attribute_by_id(
self._user_agent.attribute_id))
self.assertEqual(
self._timezone,
self._attribute_set.get_attribute_by_id(
self._timezone.attribute_id))
with self.assertRaises(KeyError):
self._attribute_set.get_attribute_by_id(-1)
with self.assertRaises(KeyError):
self._attribute_set.get_attribute_by_id(0)
with self.assertRaises(KeyError):
self._attribute_set.get_attribute_by_id(5)
def test_get_attribute_by_name(self):
self.assertEqual(
self._user_agent,
self._attribute_set.get_attribute_by_name(self._user_agent.name))
self.assertEqual(
self._timezone,
self._attribute_set.get_attribute_by_name(self._timezone.name))
with self.assertRaises(KeyError):
self._attribute_set.get_attribute_by_name('')
with self.assertRaises(KeyError):
self._attribute_set.get_attribute_by_name('unknown')
def test_is_subset(self):
set_single_attr = AttributeSet({self._user_agent})
self.assertFalse(self._attribute_set.issubset(set_single_attr))
self.assertTrue(set_single_attr.issubset(self._attribute_set))