def test_collection_null_support(self):
"""
Test that null values in collection are decoded properly.
@jira_ticket PYTHON-1123
"""
int_list = ListType.apply_parameters([Int32Type])
value = (
int32_pack(2) + # num items
int32_pack(-1) + # size of item1
int32_pack(4) + # size of item2
int32_pack(42) # item2
)
self.assertEqual([None, 42], int_list.deserialize(value, 3))
set_list = SetType.apply_parameters([Int32Type])
self.assertEqual({None, 42}, set(set_list.deserialize(value, 3)))
value = (
int32_pack(2) + # num items
int32_pack(4) + # key size of item1
int32_pack(42) + # key item1
int32_pack(-1) + # value size of item1
int32_pack(-1) + # key size of item2
int32_pack(4) + # value size of item2
int32_pack(42) # value of item2
)
map_list = MapType.apply_parameters([Int32Type, Int32Type])
self.assertEqual(
[(42, None), (None, 42)],
map_list.deserialize(value, 3)._items # OrderedMapSerializedKey
)
def test_casstype_parameterized(self):
self.assertEqual(LongType.cass_parameterized_type_with(()), 'LongType')
self.assertEqual(LongType.cass_parameterized_type_with((), full=True), 'org.apache.cassandra.db.marshal.LongType')
self.assertEqual(SetType.cass_parameterized_type_with([DecimalType], full=True), 'org.apache.cassandra.db.marshal.SetType(org.apache.cassandra.db.marshal.DecimalType)')
self.assertEqual(LongType.cql_parameterized_type(), 'bigint')
subtypes = (cassandra.cqltypes.UTF8Type, cassandra.cqltypes.UTF8Type)
self.assertEqual('map<text, text>',
cassandra.cqltypes.MapType.apply_parameters(subtypes).cql_parameterized_type())
def test_casstype_parameterized(self):
self.assertEqual(LongType.cass_parameterized_type_with(()), 'LongType')
self.assertEqual(LongType.cass_parameterized_type_with((), full=True), 'org.apache.cassandra.db.marshal.LongType')
self.assertEqual(SetType.cass_parameterized_type_with([DecimalType], full=True), 'org.apache.cassandra.db.marshal.SetType(org.apache.cassandra.db.marshal.DecimalType)')
self.assertEqual(LongType.cql_parameterized_type(), 'bigint')
subtypes = (cassandra.cqltypes.UTF8Type, cassandra.cqltypes.UTF8Type)
self.assertEqual('map<text, text>',
cassandra.cqltypes.MapType.apply_parameters(subtypes).cql_parameterized_type())
def test_cassandratype(self):
"""
Smoke test cass_parameterized_type_with
"""
self.assertEqual(LongType.cass_parameterized_type_with(()), "LongType")
self.assertEqual(
LongType.cass_parameterized_type_with((), full=True), "org.apache.cassandra.db.marshal.LongType"
)
self.assertEqual(
SetType.cass_parameterized_type_with([DecimalType], full=True),
"org.apache.cassandra.db.marshal.SetType(org.apache.cassandra.db.marshal.DecimalType)",
)
self.assertEqual(LongType.cql_parameterized_type(), "bigint")
self.assertEqual(
cassandra.cqltypes.MapType.apply_parameters(
cassandra.cqltypes.UTF8Type, cassandra.cqltypes.UTF8Type
).cql_parameterized_type(),
"map<text, text>",
)