def test_skip_exist_test_should_not_test_pk_existence(self):
with self.assertNumCommands(5):
# 1 command for the collection, one to test each PKs (4 objects)
list(Boat.collection().instances())
with self.assertNumCommands(1):
# 1 command for the collection, none to test PKs
list(Boat.collection().instances(skip_exist_test=True))
def test_instances_should_work_if_filtering_on_only_a_pk(self):
boats = list(Boat.collection(pk=1).instances())
self.assertEqual(len(boats), 1)
self.assertTrue(isinstance(boats[0], Boat))
boats = list(Boat.collection(pk=10).instances())
self.assertEqual(len(boats), 0)
def test_instances_should_work_if_filtering_on_pk_and_other_fields(self):
boats = list(Boat.collection(pk=1, name="Pen Duick I").instances())
self.assertEqual(len(boats), 1)
self.assertTrue(isinstance(boats[0], Boat))
boats = list(Boat.collection(pk=10, name="Pen Duick I").instances())
self.assertEqual(len(boats), 0)
def test_len_should_work_with_pk(self):
collection = Boat.collection(pk=1)
self.assertEqual(len(collection), 1)
collection = Boat.collection(power="sail", pk=2)
self.assertEqual(len(collection), 1)
collection = Boat.collection(pk=10)
self.assertEqual(len(collection), 0)
def test_connection_class_could_be_changed(self):
class SailBoats(CollectionManager):
def __init__(self, cls):
super(SailBoats, self).__init__(cls)
self._add_filters(power='sail')
# all boats, using the default manager, attached to the model
self.assertEqual(len(list(Boat.collection())), 4)
# only sail powered boats, using an other manager
self.assertEqual(len(list(Boat.collection(manager=SailBoats))), 3)
class ActiveGroups(CollectionManager):
def __init__(self, cls):
super(ActiveGroups, self).__init__(cls)
self._add_filters(active=1)
class Group(TestRedisModel):
namespace = 'collection'
collection_manager = ActiveGroups
name = fields.InstanceHashField()
active = fields.InstanceHashField(indexable=True, default=1)
Group(name='limpyd core devs')
Group(name='limpyd fan boys', active=0)
# all active groups, using our filtered manager, attached to the model
self.assertEqual(len(list(Group.collection())), 1)
# all groups by using the default manager
self.assertEqual(len(list(Group.collection(manager=CollectionManager))), 2)
def test_collection_should_work_with_pk_and_other_fields(self):
collection = list(Boat.collection(pk=1, name="Pen Duick I"))
self.assertEqual(collection, ['1'])
collection = list(Boat.collection(pk=1, name="Pen Duick II"))
self.assertEqual(collection, [])
collection = list(Boat.collection(pk=5, name="Pen Duick I"))
self.assertEqual(collection, [])
def test_slicing_is_reset_on_next_call(self):
# test whole content
collection = Boat.collection()
self.assertEqual(set(collection[1:]), set(['2', '3', '4']))
self.assertEqual(set(collection), set(['1', '2', '3', '4']))
# test __iter__
collection = Boat.collection()
self.assertEqual(set(collection[1:]), set(['2', '3', '4']))
all_pks = set([pk for pk in collection])
self.assertEqual(all_pks, set(['1', '2', '3', '4']))
def test_collection_should_work_with_only_a_pk(self):
hits_before = self.connection.info()['keyspace_hits']
collection = list(Boat.collection(pk=1))
hits_after = self.connection.info()['keyspace_hits']
self.assertEqual(collection, ['1'])
self.assertEqual(hits_before + 1, hits_after) # only a sismembers
hits_before = self.connection.info()['keyspace_hits']
collection = list(Boat.collection(pk=5))
hits_after = self.connection.info()['keyspace_hits']
self.assertEqual(collection, [])
self.assertEqual(hits_before + 1, hits_after) # only a sismembers
def setUp(self):
super(CollectionBaseTest, self).setUp()
self.assertEqual(set(Boat.collection()), set())
self.boat1 = Boat(name="Pen Duick I", length=15.1, launched=1898)
self.boat2 = Boat(name="Pen Duick II", length=13.6, launched=1964)
self.boat3 = Boat(name="Pen Duick III", length=17.45, launched=1966)
self.boat4 = Boat(name="Rainbow Warrior I", power="engine", length=40, launched=1955)
def test_temporary_key_is_deleted(self):
"""
A temporary key is created for sorting, check that it is deleted.
"""
keys_before = self.connection.info()['db%s' % TEST_CONNECTION_SETTINGS['db']]['keys']
s = list(Boat.collection().sort())
keys_after = self.connection.info()['db%s' % TEST_CONNECTION_SETTINGS['db']]['keys']
self.assertEqual(keys_after, keys_before)
def test_temporary_key_is_deleted(self):
"""
A temporary key is created for sorting, check that it is deleted.
"""
keys_before = self.connection.info()[
'db%s' % TEST_CONNECTION_SETTINGS['db']]['keys']
s = list(Boat.collection().sort())
keys_after = self.connection.info()[
'db%s' % TEST_CONNECTION_SETTINGS['db']]['keys']
self.assertEqual(keys_after, keys_before)
def setUp(self):
super(CollectionBaseTest, self).setUp()
self.assertEqual(set(Boat.collection()), set())
self.boat1 = Boat(name="Pen Duick I", length=15.1, launched=1898)
self.boat2 = Boat(name="Pen Duick II", length=13.6, launched=1964)
self.boat3 = Boat(name="Pen Duick III", length=17.45, launched=1966)
self.boat4 = Boat(name="Rainbow Warrior I",
power="engine",
length=40,
launched=1955)
def test_collection_should_be_lazy(self):
# Simple collection
hits_before = self.connection.info()['keyspace_hits']
collection = Boat.collection()
hits_after = self.connection.info()['keyspace_hits']
self.assertEqual(hits_before, hits_after)
# Instances
hits_before = self.connection.info()['keyspace_hits']
collection = Boat.instances()
hits_after = self.connection.info()['keyspace_hits']
self.assertEqual(hits_before, hits_after)
# Filtered
hits_before = self.connection.info()['keyspace_hits']
collection = Boat.collection(power="sail")
hits_after = self.connection.info()['keyspace_hits']
self.assertEqual(hits_before, hits_after)
# Slice it, it will be evaluated
hits_before = self.connection.info()['keyspace_hits']
collection = Boat.collection()[:2]
hits_after = self.connection.info()['keyspace_hits']
self.assertNotEqual(hits_before, hits_after)
def test_collection_should_be_lazy(self):
# Simple collection
hits_before = self.connection.info()['keyspace_hits']
collection = Boat.collection()
hits_after = self.connection.info()['keyspace_hits']
self.assertEqual(hits_before, hits_after)
# Instances
hits_before = self.connection.info()['keyspace_hits']
collection = Boat.instances()
hits_after = self.connection.info()['keyspace_hits']
self.assertEqual(hits_before, hits_after)
# Filtered
hits_before = self.connection.info()['keyspace_hits']
collection = Boat.collection(power="sail")
hits_after = self.connection.info()['keyspace_hits']
self.assertEqual(hits_before, hits_after)
# Slice it, it will be evaluated
hits_before = self.connection.info()['keyspace_hits']
collection = Boat.collection()[:2]
hits_after = self.connection.info()['keyspace_hits']
self.assertNotEqual(hits_before, hits_after)
def test_len_should_not_call_sort(self):
collection = Boat.collection(power="sail")
# sorting will fail because alpha is not set to True
collection.sort(by='name')
# len won't fail on sort, not called
self.assertEqual(len(collection), 3)
# real call => the sort will fail
with self.assertRaises(ResponseError):
self.assertEqual(len(list(collection)), 3)
def test_instances_should_return_instances(self):
for instance in Boat.collection().instances():
self.assertTrue(isinstance(instance, Boat))
self.assertIn(instance.get_pk(), Boat.collection())
def test_sort_without_argument_should_be_numeric(self):
self.assertEqual(list(Boat.collection().sort()), ['1', '2', '3', '4'])
def test_get_a_parts_of_the_collection(self):
collection = Boat.collection()
self.assertEqual(collection[1:3], ['2', '3'])
def test_sort_should_return_instances(self):
for instance in Boat.collection().instances().sort():
self.assertTrue(isinstance(instance, Boat))
def test_should_raise_if_filter_is_not_indexable_field(self):
with self.assertRaises(ValueError):
Boat.collection(length=15.1)
def test_filter_from_kwargs(self):
self.assertEqual(len(Boat.collection()), 4)
self.assertEqual(len(Boat.collection(power="sail")), 3)
self.assertEqual(len(Boat.collection(power="sail", launched=1966)), 1)
def test_filter_from_kwargs(self):
self.assertEqual(len(list(Boat.collection())), 4)
self.assertEqual(len(list(Boat.collection(power="sail"))), 3)
self.assertEqual(len(list(Boat.collection(power="sail", launched=1966))), 1)
def test_sort_without_argument_should_be_numeric(self):
self.assertEqual(
list(Boat.collection().sort()),
['1', '2', '3', '4']
)
def test_should_raise_if_filter_is_not_indexable_field(self):
with self.assertRaises(ValueError):
Boat.collection(length=15.1)
def test_sort_should_be_scliceable(self):
self.assertEqual(list(Boat.collection().sort()[1:3]), ['2', '3'])
def test_sort_and_getitem(self):
self.assertEqual(Boat.collection().sort()[0], '1')
self.assertEqual(Boat.collection().sort()[1], '2')
self.assertEqual(Boat.collection().sort()[2], '3')
self.assertEqual(Boat.collection().sort()[3], '4')
def test_inexisting_slice_should_return_empty_collection(self):
collection = Boat.collection()
self.assertEqual(collection[5:10], [])
def test_using_netagive_index_should_work(self):
collection = Boat.collection().sort()
self.assertEqual(collection[-1], '4')
self.assertEqual(collection[-2:4], ['3', '4'])
def test_get_the_end_of_the_collection(self):
collection = Boat.collection()
self.assertEqual(collection[1:], ['2', '3', '4'])
def test_call_to_primary_keys_should_cancel_instances(self):
boats = set(Boat.collection().instances().primary_keys())
self.assertEqual(boats, set(['1', '2', '3', '4']))
def test_sort_and_getitem(self):
self.assertEqual(Boat.collection().sort()[0], '1')
self.assertEqual(Boat.collection().sort()[1], '2')
self.assertEqual(Boat.collection().sort()[2], '3')
self.assertEqual(Boat.collection().sort()[3], '4')
def test_len_call_could_be_followed_by_a_iter(self):
collection = Boat.collection(power="sail")
self.assertEqual(len(collection), 3)
self.assertEqual(set(collection), set(['1', '2', '3']))
def test_sort_by_stringfield_desc(self):
self.assertEqual(
list(Boat.collection().sort(by="-length")),
['4', '3', '1', '2']
)
def test_len_should_work_with_slices(self):
collection = Boat.collection(power="sail")[1:3]
self.assertEqual(len(collection), 2)
def test_sort_should_work_with_a_single_pk_filter(self):
boats = list(Boat.collection(pk=1).sort())
self.assertEqual(len(boats), 1)
self.assertEqual(boats[0], '1')
def test_len_should_work_with_instances(self):
collection = Boat.collection(power="sail").sort(by='name').instances()
self.assertEqual(len(collection), 3)
def test_sort_should_work_with_pk_and_other_fields(self):
boats = list(Boat.collection(pk=1, name="Pen Duick I").sort())
self.assertEqual(len(boats), 1)
self.assertEqual(boats[0], '1')
def test_instances_should_return_instances(self):
for instance in Boat.collection().instances():
self.assertTrue(isinstance(instance, Boat))
self.assertIn(instance._pk, Boat.collection())
def test_sort_should_return_instances(self):
for instance in Boat.collection().instances().sort():
self.assertTrue(isinstance(instance, Boat))
def test_sort_should_be_scliceable(self):
self.assertEqual(
list(Boat.collection().sort()[1:3]),
['2', '3']
)
def test_sort_by_stringfield_desc(self):
self.assertEqual(list(Boat.collection().sort(by="-length")),
['4', '3', '1', '2'])