Files
deb-python-cassandra-driver/cqlengine/tests/management/test_management.py
Jon Haddad 4bb8b313c0 made create_keyspace more sane, fixed broken tests.
create_keyspace no longer has defaults for SimpleStrategy and
replication factor.  changed tests to use the default keyspace,
cqlengine_test for all tests.  Not sure why other keyspaces were being
used.
2015-01-14 08:35:37 -08:00

293 lines
9.8 KiB
Python

import mock
from cqlengine import ALL, CACHING_ALL, CACHING_NONE
from cqlengine.connection import get_session
from cqlengine.exceptions import CQLEngineException
from cqlengine.management import get_fields, sync_table, drop_table
from cqlengine.tests.base import BaseCassEngTestCase
from cqlengine.tests.base import CASSANDRA_VERSION, PROTOCOL_VERSION
from cqlengine import management
from cqlengine.tests.query.test_queryset import TestModel
from cqlengine.models import Model
from cqlengine import columns, SizeTieredCompactionStrategy, LeveledCompactionStrategy
from unittest import skipUnless
class CreateKeyspaceTest(BaseCassEngTestCase):
def test_create_succeeeds(self):
management.create_keyspace('test_keyspace', strategy_class="SimpleStrategy", replication_factor=1)
management.delete_keyspace('test_keyspace')
class DeleteTableTest(BaseCassEngTestCase):
def test_multiple_deletes_dont_fail(self):
"""
"""
sync_table(TestModel)
drop_table(TestModel)
drop_table(TestModel)
class LowercaseKeyModel(Model):
first_key = columns.Integer(primary_key=True)
second_key = columns.Integer(primary_key=True)
some_data = columns.Text()
class CapitalizedKeyModel(Model):
firstKey = columns.Integer(primary_key=True)
secondKey = columns.Integer(primary_key=True)
someData = columns.Text()
class PrimaryKeysOnlyModel(Model):
__compaction__ = LeveledCompactionStrategy
first_ey = columns.Integer(primary_key=True)
second_key = columns.Integer(primary_key=True)
class CapitalizedKeyTest(BaseCassEngTestCase):
def test_table_definition(self):
""" Tests that creating a table with capitalized column names succeedso """
sync_table(LowercaseKeyModel)
sync_table(CapitalizedKeyModel)
drop_table(LowercaseKeyModel)
drop_table(CapitalizedKeyModel)
class FirstModel(Model):
__table_name__ = 'first_model'
first_key = columns.UUID(primary_key=True)
second_key = columns.UUID()
third_key = columns.Text()
class SecondModel(Model):
__table_name__ = 'first_model'
first_key = columns.UUID(primary_key=True)
second_key = columns.UUID()
third_key = columns.Text()
fourth_key = columns.Text()
class ThirdModel(Model):
__table_name__ = 'first_model'
first_key = columns.UUID(primary_key=True)
second_key = columns.UUID()
third_key = columns.Text()
# removed fourth key, but it should stay in the DB
blah = columns.Map(columns.Text, columns.Text)
class FourthModel(Model):
__table_name__ = 'first_model'
first_key = columns.UUID(primary_key=True)
second_key = columns.UUID()
third_key = columns.Text()
# removed fourth key, but it should stay in the DB
renamed = columns.Map(columns.Text, columns.Text, db_field='blah')
class AddColumnTest(BaseCassEngTestCase):
def setUp(self):
drop_table(FirstModel)
def test_add_column(self):
sync_table(FirstModel)
fields = get_fields(FirstModel)
# this should contain the second key
self.assertEqual(len(fields), 2)
# get schema
sync_table(SecondModel)
fields = get_fields(FirstModel)
self.assertEqual(len(fields), 3)
sync_table(ThirdModel)
fields = get_fields(FirstModel)
self.assertEqual(len(fields), 4)
sync_table(FourthModel)
fields = get_fields(FirstModel)
self.assertEqual(len(fields), 4)
class ModelWithTableProperties(Model):
# Set random table properties
__bloom_filter_fp_chance__ = 0.76328
__caching__ = CACHING_ALL
__comment__ = 'TxfguvBdzwROQALmQBOziRMbkqVGFjqcJfVhwGR'
__gc_grace_seconds__ = 2063
__populate_io_cache_on_flush__ = True
__read_repair_chance__ = 0.17985
__replicate_on_write__ = False
__dclocal_read_repair_chance__ = 0.50811
key = columns.UUID(primary_key=True)
# kind of a hack, but we only test this property on C >= 2.0
if CASSANDRA_VERSION >= 20:
ModelWithTableProperties.__memtable_flush_period_in_ms__ = 43681
ModelWithTableProperties.__index_interval__ = 98706
ModelWithTableProperties.__default_time_to_live__ = 4756
class TablePropertiesTests(BaseCassEngTestCase):
def setUp(self):
drop_table(ModelWithTableProperties)
def test_set_table_properties(self):
sync_table(ModelWithTableProperties)
expected = {'bloom_filter_fp_chance': 0.76328,
'comment': 'TxfguvBdzwROQALmQBOziRMbkqVGFjqcJfVhwGR',
'gc_grace_seconds': 2063,
'read_repair_chance': 0.17985,
# For some reason 'dclocal_read_repair_chance' in CQL is called
# just 'local_read_repair_chance' in the schema table.
# Source: https://issues.apache.org/jira/browse/CASSANDRA-6717
# TODO: due to a bug in the native driver i'm not seeing the local read repair chance show up
# 'local_read_repair_chance': 0.50811,
}
if CASSANDRA_VERSION <= 20:
expected['caching'] = CACHING_ALL
expected['replicate_on_write'] = False
if CASSANDRA_VERSION == 20:
expected['populate_io_cache_on_flush'] = True
expected['index_interval'] = 98706
if CASSANDRA_VERSION >= 20:
expected['default_time_to_live'] = 4756
expected['memtable_flush_period_in_ms'] = 43681
self.assertDictContainsSubset(expected, management.get_table_settings(ModelWithTableProperties).options)
def test_table_property_update(self):
ModelWithTableProperties.__bloom_filter_fp_chance__ = 0.66778
ModelWithTableProperties.__caching__ = CACHING_NONE
ModelWithTableProperties.__comment__ = 'xirAkRWZVVvsmzRvXamiEcQkshkUIDINVJZgLYSdnGHweiBrAiJdLJkVohdRy'
ModelWithTableProperties.__gc_grace_seconds__ = 96362
ModelWithTableProperties.__populate_io_cache_on_flush__ = False
ModelWithTableProperties.__read_repair_chance__ = 0.2989
ModelWithTableProperties.__replicate_on_write__ = True
ModelWithTableProperties.__dclocal_read_repair_chance__ = 0.12732
if CASSANDRA_VERSION >= 20:
ModelWithTableProperties.__default_time_to_live__ = 65178
ModelWithTableProperties.__memtable_flush_period_in_ms__ = 60210
ModelWithTableProperties.__index_interval__ = 94207
sync_table(ModelWithTableProperties)
table_settings = management.get_table_settings(ModelWithTableProperties).options
expected = {'bloom_filter_fp_chance': 0.66778,
'comment': 'xirAkRWZVVvsmzRvXamiEcQkshkUIDINVJZgLYSdnGHweiBrAiJdLJkVohdRy',
'gc_grace_seconds': 96362,
'read_repair_chance': 0.2989,
#'local_read_repair_chance': 0.12732,
}
if CASSANDRA_VERSION >= 20:
expected['memtable_flush_period_in_ms'] = 60210
expected['default_time_to_live'] = 65178
if CASSANDRA_VERSION == 20:
expected['index_interval'] = 94207
# these featuers removed in cassandra 2.1
if CASSANDRA_VERSION <= 20:
expected['caching'] = CACHING_NONE
expected['replicate_on_write'] = True
expected['populate_io_cache_on_flush'] = False
self.assertDictContainsSubset(expected, table_settings)
class SyncTableTests(BaseCassEngTestCase):
def setUp(self):
drop_table(PrimaryKeysOnlyModel)
def test_sync_table_works_with_primary_keys_only_tables(self):
# This is "create table":
sync_table(PrimaryKeysOnlyModel)
# let's make sure settings persisted correctly:
assert PrimaryKeysOnlyModel.__compaction__ == LeveledCompactionStrategy
# blows up with DoesNotExist if table does not exist
table_settings = management.get_table_settings(PrimaryKeysOnlyModel)
# let make sure the flag we care about
assert LeveledCompactionStrategy in table_settings.options['compaction_strategy_class']
# Now we are "updating" the table:
# setting up something to change
PrimaryKeysOnlyModel.__compaction__ = SizeTieredCompactionStrategy
# primary-keys-only tables do not create entries in system.schema_columns
# table. Only non-primary keys are added to that table.
# Our code must deal with that eventuality properly (not crash)
# on subsequent runs of sync_table (which runs get_fields internally)
get_fields(PrimaryKeysOnlyModel)
sync_table(PrimaryKeysOnlyModel)
table_settings = management.get_table_settings(PrimaryKeysOnlyModel)
assert SizeTieredCompactionStrategy in table_settings.options['compaction_strategy_class']
class NonModelFailureTest(BaseCassEngTestCase):
class FakeModel(object):
pass
def test_failure(self):
with self.assertRaises(CQLEngineException):
sync_table(self.FakeModel)
@skipUnless(PROTOCOL_VERSION >= 2, "only runs against the cql3 protocol v2.0")
def test_static_columns():
class StaticModel(Model):
id = columns.Integer(primary_key=True)
c = columns.Integer(primary_key=True)
name = columns.Text(static=True)
drop_table(StaticModel)
from mock import patch
from cqlengine.connection import get_session
session = get_session()
with patch.object(session, "execute", wraps=session.execute) as m:
sync_table(StaticModel)
assert m.call_count > 0
statement = m.call_args[0][0].query_string
assert '"name" text static' in statement, statement
# if we sync again, we should not apply an alter w/ a static
sync_table(StaticModel)
with patch.object(session, "execute", wraps=session.execute) as m2:
sync_table(StaticModel)
assert len(m2.call_args_list) == 1
assert "ALTER" not in m2.call_args[0][0].query_string