1757 lines
77 KiB
Python
1757 lines
77 KiB
Python
# Copyright 2013-2015 DataStax, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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try:
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import unittest2 as unittest
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except ImportError:
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import unittest # noqa
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import difflib
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import six
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import sys
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from mock import Mock
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from cassandra import AlreadyExists, SignatureDescriptor, UserFunctionDescriptor, UserAggregateDescriptor
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from cassandra.cluster import Cluster
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from cassandra.cqltypes import DoubleType, Int32Type, ListType, UTF8Type, MapType
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from cassandra.encoder import Encoder
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from cassandra.metadata import (Metadata, KeyspaceMetadata, TableMetadata, IndexMetadata,
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Token, MD5Token, TokenMap, murmur3, Function, Aggregate, protect_name, protect_names)
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from cassandra.policies import SimpleConvictionPolicy
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from cassandra.pool import Host
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from tests.integration import get_cluster, use_singledc, PROTOCOL_VERSION, get_server_versions, execute_until_pass
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def setup_module():
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use_singledc()
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class SchemaMetadataTests(unittest.TestCase):
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ksname = "schemametadatatest"
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@property
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def cfname(self):
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return self._testMethodName.lower()
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def setUp(self):
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self._cass_version, self._cql_version = get_server_versions()
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self.cluster = Cluster(protocol_version=PROTOCOL_VERSION)
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self.session = self.cluster.connect()
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execute_until_pass(self.session,
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"CREATE KEYSPACE schemametadatatest WITH replication = {'class': 'SimpleStrategy', 'replication_factor': '1'}")
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def tearDown(self):
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execute_until_pass(self.session, "DROP KEYSPACE schemametadatatest")
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self.cluster.shutdown()
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def make_create_statement(self, partition_cols, clustering_cols=None, other_cols=None, compact=False):
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clustering_cols = clustering_cols or []
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other_cols = other_cols or []
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statement = "CREATE TABLE %s.%s (" % (self.ksname, self.cfname)
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if len(partition_cols) == 1 and not clustering_cols:
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statement += "%s text PRIMARY KEY, " % protect_name(partition_cols[0])
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else:
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statement += ", ".join("%s text" % protect_name(col) for col in partition_cols)
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statement += ", "
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statement += ", ".join("%s text" % protect_name(col) for col in clustering_cols + other_cols)
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if len(partition_cols) != 1 or clustering_cols:
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statement += ", PRIMARY KEY ("
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if len(partition_cols) > 1:
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statement += "(" + ", ".join(protect_names(partition_cols)) + ")"
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else:
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statement += protect_name(partition_cols[0])
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if clustering_cols:
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statement += ", "
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statement += ", ".join(protect_names(clustering_cols))
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statement += ")"
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statement += ")"
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if compact:
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statement += " WITH COMPACT STORAGE"
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return statement
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def check_create_statement(self, tablemeta, original):
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recreate = tablemeta.as_cql_query(formatted=False)
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self.assertEqual(original, recreate[:len(original)])
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execute_until_pass(self.session, "DROP TABLE {0}.{1}".format(self.ksname, self.cfname))
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execute_until_pass(self.session, recreate)
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# create the table again, but with formatting enabled
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execute_until_pass(self.session, "DROP TABLE {0}.{1}".format(self.ksname, self.cfname))
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recreate = tablemeta.as_cql_query(formatted=True)
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execute_until_pass(self.session, recreate)
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def get_table_metadata(self):
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self.cluster.refresh_table_metadata(self.ksname, self.cfname)
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return self.cluster.metadata.keyspaces[self.ksname].tables[self.cfname]
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def test_basic_table_meta_properties(self):
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create_statement = self.make_create_statement(["a"], [], ["b", "c"])
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self.session.execute(create_statement)
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self.cluster.refresh_schema_metadata()
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meta = self.cluster.metadata
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self.assertNotEqual(meta.cluster_name, None)
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self.assertTrue(self.ksname in meta.keyspaces)
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ksmeta = meta.keyspaces[self.ksname]
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self.assertEqual(ksmeta.name, self.ksname)
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self.assertTrue(ksmeta.durable_writes)
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self.assertEqual(ksmeta.replication_strategy.name, 'SimpleStrategy')
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self.assertEqual(ksmeta.replication_strategy.replication_factor, 1)
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self.assertTrue(self.cfname in ksmeta.tables)
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tablemeta = ksmeta.tables[self.cfname]
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self.assertEqual(tablemeta.keyspace, ksmeta)
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self.assertEqual(tablemeta.name, self.cfname)
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self.assertEqual([u'a'], [c.name for c in tablemeta.partition_key])
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self.assertEqual([], tablemeta.clustering_key)
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self.assertEqual([u'a', u'b', u'c'], sorted(tablemeta.columns.keys()))
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for option in tablemeta.options:
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self.assertIn(option, TableMetadata.recognized_options)
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self.check_create_statement(tablemeta, create_statement)
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def test_compound_primary_keys(self):
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create_statement = self.make_create_statement(["a"], ["b"], ["c"])
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create_statement += " WITH CLUSTERING ORDER BY (b ASC)"
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.assertEqual([u'a'], [c.name for c in tablemeta.partition_key])
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self.assertEqual([u'b'], [c.name for c in tablemeta.clustering_key])
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self.assertEqual([u'a', u'b', u'c'], sorted(tablemeta.columns.keys()))
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self.check_create_statement(tablemeta, create_statement)
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def test_compound_primary_keys_protected(self):
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create_statement = self.make_create_statement(["Aa"], ["Bb"], ["Cc"])
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create_statement += ' WITH CLUSTERING ORDER BY ("Bb" ASC)'
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.assertEqual([u'Aa'], [c.name for c in tablemeta.partition_key])
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self.assertEqual([u'Bb'], [c.name for c in tablemeta.clustering_key])
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self.assertEqual([u'Aa', u'Bb', u'Cc'], sorted(tablemeta.columns.keys()))
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self.check_create_statement(tablemeta, create_statement)
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def test_compound_primary_keys_more_columns(self):
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create_statement = self.make_create_statement(["a"], ["b", "c"], ["d", "e", "f"])
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create_statement += " WITH CLUSTERING ORDER BY (b ASC, c ASC)"
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.assertEqual([u'a'], [c.name for c in tablemeta.partition_key])
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self.assertEqual([u'b', u'c'], [c.name for c in tablemeta.clustering_key])
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self.assertEqual(
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[u'a', u'b', u'c', u'd', u'e', u'f'],
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sorted(tablemeta.columns.keys()))
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self.check_create_statement(tablemeta, create_statement)
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def test_composite_primary_key(self):
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create_statement = self.make_create_statement(["a", "b"], [], ["c"])
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.assertEqual([u'a', u'b'], [c.name for c in tablemeta.partition_key])
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self.assertEqual([], tablemeta.clustering_key)
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self.assertEqual([u'a', u'b', u'c'], sorted(tablemeta.columns.keys()))
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self.check_create_statement(tablemeta, create_statement)
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def test_composite_in_compound_primary_key(self):
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create_statement = self.make_create_statement(["a", "b"], ["c"], ["d", "e"])
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create_statement += " WITH CLUSTERING ORDER BY (c ASC)"
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.assertEqual([u'a', u'b'], [c.name for c in tablemeta.partition_key])
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self.assertEqual([u'c'], [c.name for c in tablemeta.clustering_key])
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self.assertEqual([u'a', u'b', u'c', u'd', u'e'], sorted(tablemeta.columns.keys()))
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self.check_create_statement(tablemeta, create_statement)
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def test_compound_primary_keys_compact(self):
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create_statement = self.make_create_statement(["a"], ["b"], ["c"], compact=True)
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create_statement += " AND CLUSTERING ORDER BY (b ASC)"
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.assertEqual([u'a'], [c.name for c in tablemeta.partition_key])
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self.assertEqual([u'b'], [c.name for c in tablemeta.clustering_key])
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self.assertEqual([u'a', u'b', u'c'], sorted(tablemeta.columns.keys()))
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self.check_create_statement(tablemeta, create_statement)
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def test_compound_primary_keys_more_columns_compact(self):
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create_statement = self.make_create_statement(["a"], ["b", "c"], ["d"], compact=True)
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create_statement += " AND CLUSTERING ORDER BY (b ASC, c ASC)"
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.assertEqual([u'a'], [c.name for c in tablemeta.partition_key])
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self.assertEqual([u'b', u'c'], [c.name for c in tablemeta.clustering_key])
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self.assertEqual([u'a', u'b', u'c', u'd'], sorted(tablemeta.columns.keys()))
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self.check_create_statement(tablemeta, create_statement)
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def test_composite_primary_key_compact(self):
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create_statement = self.make_create_statement(["a", "b"], [], ["c"], compact=True)
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.assertEqual([u'a', u'b'], [c.name for c in tablemeta.partition_key])
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self.assertEqual([], tablemeta.clustering_key)
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self.assertEqual([u'a', u'b', u'c'], sorted(tablemeta.columns.keys()))
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self.check_create_statement(tablemeta, create_statement)
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def test_composite_in_compound_primary_key_compact(self):
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create_statement = self.make_create_statement(["a", "b"], ["c"], ["d"], compact=True)
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create_statement += " AND CLUSTERING ORDER BY (c ASC)"
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.assertEqual([u'a', u'b'], [c.name for c in tablemeta.partition_key])
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self.assertEqual([u'c'], [c.name for c in tablemeta.clustering_key])
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self.assertEqual([u'a', u'b', u'c', u'd'], sorted(tablemeta.columns.keys()))
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self.check_create_statement(tablemeta, create_statement)
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def test_cql_compatibility(self):
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# having more than one non-PK column is okay if there aren't any
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# clustering columns
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create_statement = self.make_create_statement(["a"], [], ["b", "c", "d"], compact=True)
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.assertEqual([u'a'], [c.name for c in tablemeta.partition_key])
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self.assertEqual([], tablemeta.clustering_key)
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self.assertEqual([u'a', u'b', u'c', u'd'], sorted(tablemeta.columns.keys()))
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self.assertTrue(tablemeta.is_cql_compatible)
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# ... but if there are clustering columns, it's not CQL compatible.
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# This is a hacky way to simulate having clustering columns.
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tablemeta.clustering_key = ["foo", "bar"]
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tablemeta.columns["foo"] = None
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tablemeta.columns["bar"] = None
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self.assertFalse(tablemeta.is_cql_compatible)
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def test_compound_primary_keys_ordering(self):
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create_statement = self.make_create_statement(["a"], ["b"], ["c"])
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create_statement += " WITH CLUSTERING ORDER BY (b DESC)"
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.check_create_statement(tablemeta, create_statement)
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def test_compound_primary_keys_more_columns_ordering(self):
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create_statement = self.make_create_statement(["a"], ["b", "c"], ["d", "e", "f"])
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create_statement += " WITH CLUSTERING ORDER BY (b DESC, c ASC)"
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.check_create_statement(tablemeta, create_statement)
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def test_composite_in_compound_primary_key_ordering(self):
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create_statement = self.make_create_statement(["a", "b"], ["c"], ["d", "e"])
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create_statement += " WITH CLUSTERING ORDER BY (c DESC)"
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.check_create_statement(tablemeta, create_statement)
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def test_indexes(self):
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create_statement = self.make_create_statement(["a"], ["b", "c"], ["d", "e", "f"])
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create_statement += " WITH CLUSTERING ORDER BY (b ASC, c ASC)"
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execute_until_pass(self.session, create_statement)
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d_index = "CREATE INDEX d_index ON %s.%s (d)" % (self.ksname, self.cfname)
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e_index = "CREATE INDEX e_index ON %s.%s (e)" % (self.ksname, self.cfname)
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execute_until_pass(self.session, d_index)
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execute_until_pass(self.session, e_index)
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tablemeta = self.get_table_metadata()
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statements = tablemeta.export_as_string().strip()
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statements = [s.strip() for s in statements.split(';')]
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statements = list(filter(bool, statements))
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self.assertEqual(3, len(statements))
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self.assertEqual(d_index, statements[1])
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self.assertEqual(e_index, statements[2])
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# make sure indexes are included in KeyspaceMetadata.export_as_string()
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ksmeta = self.cluster.metadata.keyspaces[self.ksname]
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statement = ksmeta.export_as_string()
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self.assertIn('CREATE INDEX d_index', statement)
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self.assertIn('CREATE INDEX e_index', statement)
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def test_collection_indexes(self):
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if get_server_versions()[0] < (2, 1, 0):
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raise unittest.SkipTest("Secondary index on collections were introduced in Cassandra 2.1")
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self.session.execute("CREATE TABLE %s.%s (a int PRIMARY KEY, b map<text, text>)"
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% (self.ksname, self.cfname))
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self.session.execute("CREATE INDEX index1 ON %s.%s (keys(b))"
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% (self.ksname, self.cfname))
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tablemeta = self.get_table_metadata()
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self.assertIn('(keys(b))', tablemeta.export_as_string())
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self.session.execute("DROP INDEX %s.index1" % (self.ksname,))
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self.session.execute("CREATE INDEX index2 ON %s.%s (b)"
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% (self.ksname, self.cfname))
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tablemeta = self.get_table_metadata()
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self.assertIn(' (b)', tablemeta.export_as_string())
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# test full indexes on frozen collections, if available
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if get_server_versions()[0] >= (2, 1, 3):
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self.session.execute("DROP TABLE %s.%s" % (self.ksname, self.cfname))
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self.session.execute("CREATE TABLE %s.%s (a int PRIMARY KEY, b frozen<map<text, text>>)"
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% (self.ksname, self.cfname))
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self.session.execute("CREATE INDEX index3 ON %s.%s (full(b))"
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% (self.ksname, self.cfname))
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tablemeta = self.get_table_metadata()
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self.assertIn('(full(b))', tablemeta.export_as_string())
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def test_compression_disabled(self):
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create_statement = self.make_create_statement(["a"], ["b"], ["c"])
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create_statement += " WITH compression = {}"
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self.session.execute(create_statement)
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tablemeta = self.get_table_metadata()
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self.assertIn("compression = {}", tablemeta.export_as_string())
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def test_non_size_tiered_compaction(self):
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"""
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test options for non-size-tiered compaction strategy
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Creates a table with LeveledCompactionStrategy, specifying one non-default option. Verifies that the option is
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present in generated CQL, and that other legacy table parameters (min_threshold, max_threshold) are not included.
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@since 2.6.0
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@jira_ticket PYTHON-352
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@expected_result the options map for LeveledCompactionStrategy does not contain min_threshold, max_threshold
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@test_category metadata
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"""
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create_statement = self.make_create_statement(["a"], [], ["b", "c"])
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create_statement += "WITH COMPACTION = {'class': 'LeveledCompactionStrategy', 'tombstone_threshold': '0.3'}"
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self.session.execute(create_statement)
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table_meta = self.get_table_metadata()
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cql = table_meta.export_as_string()
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self.assertIn("'tombstone_threshold': '0.3'", cql)
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self.assertIn("LeveledCompactionStrategy", cql)
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self.assertNotIn("min_threshold", cql)
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self.assertNotIn("max_threshold", cql)
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def test_refresh_schema_metadata(self):
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"""
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test for synchronously refreshing all cluster metadata
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test_refresh_schema_metadata tests all cluster metadata is refreshed when calling refresh_schema_metadata().
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It creates a second cluster object with schema_event_refresh_window=-1 such that schema refreshes are disabled
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for schema change push events. It then alters the cluster, creating a new keyspace, using the first cluster
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object, and verifies that the cluster metadata has not changed in the second cluster object. It then calls
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refresh_schema_metadata() and verifies that the cluster metadata is updated in the second cluster object.
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Similarly, it then proceeds to altering keyspace, table, UDT, UDF, and UDA metadata and subsequently verfies
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that these metadata is updated when refresh_schema_metadata() is called.
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@since 2.6.0
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@jira_ticket PYTHON-291
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@expected_result Cluster, keyspace, table, UDT, UDF, and UDA metadata should be refreshed when refresh_schema_metadata() is called.
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@test_category metadata
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"""
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cluster2 = Cluster(protocol_version=PROTOCOL_VERSION, schema_event_refresh_window=-1)
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cluster2.connect()
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self.assertNotIn("new_keyspace", cluster2.metadata.keyspaces)
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# Cluster metadata modification
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self.session.execute("CREATE KEYSPACE new_keyspace WITH replication = {'class': 'SimpleStrategy', 'replication_factor': '1'}")
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self.assertNotIn("new_keyspace", cluster2.metadata.keyspaces)
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cluster2.refresh_schema_metadata()
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self.assertIn("new_keyspace", cluster2.metadata.keyspaces)
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# Keyspace metadata modification
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self.session.execute("ALTER KEYSPACE {0} WITH durable_writes = false".format(self.ksname))
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self.assertTrue(cluster2.metadata.keyspaces[self.ksname].durable_writes)
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cluster2.refresh_schema_metadata()
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self.assertFalse(cluster2.metadata.keyspaces[self.ksname].durable_writes)
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# Table metadata modification
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table_name = "test"
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self.session.execute("CREATE TABLE {0}.{1} (a int PRIMARY KEY, b text)".format(self.ksname, table_name))
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cluster2.refresh_schema_metadata()
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self.session.execute("ALTER TABLE {0}.{1} ADD c double".format(self.ksname, table_name))
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self.assertNotIn("c", cluster2.metadata.keyspaces[self.ksname].tables[table_name].columns)
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cluster2.refresh_schema_metadata()
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self.assertIn("c", cluster2.metadata.keyspaces[self.ksname].tables[table_name].columns)
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|
|
if PROTOCOL_VERSION >= 3:
|
|
# UDT metadata modification
|
|
self.session.execute("CREATE TYPE {0}.user (age int, name text)".format(self.ksname))
|
|
self.assertEqual(cluster2.metadata.keyspaces[self.ksname].user_types, {})
|
|
cluster2.refresh_schema_metadata()
|
|
self.assertIn("user", cluster2.metadata.keyspaces[self.ksname].user_types)
|
|
|
|
if PROTOCOL_VERSION >= 4:
|
|
# UDF metadata modification
|
|
self.session.execute("""CREATE FUNCTION {0}.sum_int(key int, val int)
|
|
RETURNS NULL ON NULL INPUT
|
|
RETURNS int
|
|
LANGUAGE javascript AS 'key + val';""".format(self.ksname))
|
|
|
|
self.assertEqual(cluster2.metadata.keyspaces[self.ksname].functions, {})
|
|
cluster2.refresh_schema_metadata()
|
|
self.assertIn("sum_int(int,int)", cluster2.metadata.keyspaces[self.ksname].functions)
|
|
|
|
# UDA metadata modification
|
|
self.session.execute("""CREATE AGGREGATE {0}.sum_agg(int)
|
|
SFUNC sum_int
|
|
STYPE int
|
|
INITCOND 0"""
|
|
.format(self.ksname))
|
|
|
|
self.assertEqual(cluster2.metadata.keyspaces[self.ksname].aggregates, {})
|
|
cluster2.refresh_schema_metadata()
|
|
self.assertIn("sum_agg(int)", cluster2.metadata.keyspaces[self.ksname].aggregates)
|
|
|
|
# Cluster metadata modification
|
|
self.session.execute("DROP KEYSPACE new_keyspace")
|
|
self.assertIn("new_keyspace", cluster2.metadata.keyspaces)
|
|
|
|
cluster2.refresh_schema_metadata()
|
|
self.assertNotIn("new_keyspace", cluster2.metadata.keyspaces)
|
|
|
|
cluster2.shutdown()
|
|
|
|
def test_refresh_keyspace_metadata(self):
|
|
"""
|
|
test for synchronously refreshing keyspace metadata
|
|
|
|
test_refresh_keyspace_metadata tests that keyspace metadata is refreshed when calling refresh_keyspace_metadata().
|
|
It creates a second cluster object with schema_event_refresh_window=-1 such that schema refreshes are disabled
|
|
for schema change push events. It then alters the keyspace, disabling durable_writes, using the first cluster
|
|
object, and verifies that the keyspace metadata has not changed in the second cluster object. Finally, it calls
|
|
refresh_keyspace_metadata() and verifies that the keyspace metadata is updated in the second cluster object.
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-291
|
|
@expected_result Keyspace metadata should be refreshed when refresh_keyspace_metadata() is called.
|
|
|
|
@test_category metadata
|
|
"""
|
|
|
|
cluster2 = Cluster(protocol_version=PROTOCOL_VERSION, schema_event_refresh_window=-1)
|
|
cluster2.connect()
|
|
|
|
self.assertTrue(cluster2.metadata.keyspaces[self.ksname].durable_writes)
|
|
self.session.execute("ALTER KEYSPACE {0} WITH durable_writes = false".format(self.ksname))
|
|
self.assertTrue(cluster2.metadata.keyspaces[self.ksname].durable_writes)
|
|
cluster2.refresh_keyspace_metadata(self.ksname)
|
|
self.assertFalse(cluster2.metadata.keyspaces[self.ksname].durable_writes)
|
|
|
|
cluster2.shutdown()
|
|
|
|
def test_refresh_table_metatadata(self):
|
|
"""
|
|
test for synchronously refreshing table metadata
|
|
|
|
test_refresh_table_metatadata tests that table metadata is refreshed when calling test_refresh_table_metatadata().
|
|
It creates a second cluster object with schema_event_refresh_window=-1 such that schema refreshes are disabled
|
|
for schema change push events. It then alters the table, adding a new column, using the first cluster
|
|
object, and verifies that the table metadata has not changed in the second cluster object. Finally, it calls
|
|
test_refresh_table_metatadata() and verifies that the table metadata is updated in the second cluster object.
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-291
|
|
@expected_result Table metadata should be refreshed when refresh_table_metadata() is called.
|
|
|
|
@test_category metadata
|
|
"""
|
|
|
|
table_name = "test"
|
|
self.session.execute("CREATE TABLE {0}.{1} (a int PRIMARY KEY, b text)".format(self.ksname, table_name))
|
|
|
|
cluster2 = Cluster(protocol_version=PROTOCOL_VERSION, schema_event_refresh_window=-1)
|
|
cluster2.connect()
|
|
|
|
self.assertNotIn("c", cluster2.metadata.keyspaces[self.ksname].tables[table_name].columns)
|
|
self.session.execute("ALTER TABLE {0}.{1} ADD c double".format(self.ksname, table_name))
|
|
self.assertNotIn("c", cluster2.metadata.keyspaces[self.ksname].tables[table_name].columns)
|
|
|
|
cluster2.refresh_table_metadata(self.ksname, table_name)
|
|
self.assertIn("c", cluster2.metadata.keyspaces[self.ksname].tables[table_name].columns)
|
|
|
|
cluster2.shutdown()
|
|
|
|
def test_refresh_user_type_metadata(self):
|
|
"""
|
|
test for synchronously refreshing UDT metadata in keyspace
|
|
|
|
test_refresh_user_type_metadata tests that UDT metadata in a keyspace is refreshed when calling refresh_user_type_metadata().
|
|
It creates a second cluster object with schema_event_refresh_window=-1 such that schema refreshes are disabled
|
|
for schema change push events. It then alters the keyspace, creating a new UDT, using the first cluster
|
|
object, and verifies that the UDT metadata has not changed in the second cluster object. Finally, it calls
|
|
refresh_user_type_metadata() and verifies that the UDT metadata in the keyspace is updated in the second cluster object.
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-291
|
|
@expected_result UDT metadata in the keyspace should be refreshed when refresh_user_type_metadata() is called.
|
|
|
|
@test_category metadata
|
|
"""
|
|
|
|
if PROTOCOL_VERSION < 3:
|
|
raise unittest.SkipTest("Protocol 3+ is required for UDTs, currently testing against {0}".format(PROTOCOL_VERSION))
|
|
|
|
cluster2 = Cluster(protocol_version=PROTOCOL_VERSION, schema_event_refresh_window=-1)
|
|
cluster2.connect()
|
|
|
|
self.assertEqual(cluster2.metadata.keyspaces[self.ksname].user_types, {})
|
|
self.session.execute("CREATE TYPE {0}.user (age int, name text)".format(self.ksname))
|
|
self.assertEqual(cluster2.metadata.keyspaces[self.ksname].user_types, {})
|
|
|
|
cluster2.refresh_user_type_metadata(self.ksname, "user")
|
|
self.assertIn("user", cluster2.metadata.keyspaces[self.ksname].user_types)
|
|
|
|
cluster2.shutdown()
|
|
|
|
def test_refresh_user_function_metadata(self):
|
|
"""
|
|
test for synchronously refreshing UDF metadata in keyspace
|
|
|
|
test_refresh_user_function_metadata tests that UDF metadata in a keyspace is refreshed when calling
|
|
refresh_user_function_metadata(). It creates a second cluster object with schema_event_refresh_window=-1 such
|
|
that schema refreshes are disabled for schema change push events. It then alters the keyspace, creating a new
|
|
UDF, using the first cluster object, and verifies that the UDF metadata has not changed in the second cluster
|
|
object. Finally, it calls refresh_user_function_metadata() and verifies that the UDF metadata in the keyspace
|
|
is updated in the second cluster object.
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-291
|
|
@expected_result UDF metadata in the keyspace should be refreshed when refresh_user_function_metadata() is called.
|
|
|
|
@test_category metadata
|
|
"""
|
|
|
|
if PROTOCOL_VERSION < 4:
|
|
raise unittest.SkipTest("Protocol 4+ is required for UDFs, currently testing against {0}".format(PROTOCOL_VERSION))
|
|
|
|
cluster2 = Cluster(protocol_version=PROTOCOL_VERSION, schema_event_refresh_window=-1)
|
|
cluster2.connect()
|
|
|
|
self.assertEqual(cluster2.metadata.keyspaces[self.ksname].functions, {})
|
|
self.session.execute("""CREATE FUNCTION {0}.sum_int(key int, val int)
|
|
RETURNS NULL ON NULL INPUT
|
|
RETURNS int
|
|
LANGUAGE javascript AS 'key + val';""".format(self.ksname))
|
|
|
|
self.assertEqual(cluster2.metadata.keyspaces[self.ksname].functions, {})
|
|
cluster2.refresh_user_function_metadata(self.ksname, UserFunctionDescriptor("sum_int", ["int", "int"]))
|
|
self.assertIn("sum_int(int,int)", cluster2.metadata.keyspaces[self.ksname].functions)
|
|
|
|
cluster2.shutdown()
|
|
|
|
def test_refresh_user_aggregate_metadata(self):
|
|
"""
|
|
test for synchronously refreshing UDA metadata in keyspace
|
|
|
|
test_refresh_user_aggregate_metadata tests that UDA metadata in a keyspace is refreshed when calling
|
|
refresh_user_aggregate_metadata(). It creates a second cluster object with schema_event_refresh_window=-1 such
|
|
that schema refreshes are disabled for schema change push events. It then alters the keyspace, creating a new
|
|
UDA, using the first cluster object, and verifies that the UDA metadata has not changed in the second cluster
|
|
object. Finally, it calls refresh_user_aggregate_metadata() and verifies that the UDF metadata in the keyspace
|
|
is updated in the second cluster object.
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-291
|
|
@expected_result UDA metadata in the keyspace should be refreshed when refresh_user_aggregate_metadata() is called.
|
|
|
|
@test_category metadata
|
|
"""
|
|
|
|
if PROTOCOL_VERSION < 4:
|
|
raise unittest.SkipTest("Protocol 4+ is required for UDAs, currently testing against {0}".format(PROTOCOL_VERSION))
|
|
|
|
cluster2 = Cluster(protocol_version=PROTOCOL_VERSION, schema_event_refresh_window=-1)
|
|
cluster2.connect()
|
|
|
|
self.assertEqual(cluster2.metadata.keyspaces[self.ksname].aggregates, {})
|
|
self.session.execute("""CREATE FUNCTION {0}.sum_int(key int, val int)
|
|
RETURNS NULL ON NULL INPUT
|
|
RETURNS int
|
|
LANGUAGE javascript AS 'key + val';""".format(self.ksname))
|
|
|
|
self.session.execute("""CREATE AGGREGATE {0}.sum_agg(int)
|
|
SFUNC sum_int
|
|
STYPE int
|
|
INITCOND 0"""
|
|
.format(self.ksname))
|
|
|
|
self.assertEqual(cluster2.metadata.keyspaces[self.ksname].aggregates, {})
|
|
cluster2.refresh_user_aggregate_metadata(self.ksname, UserAggregateDescriptor("sum_agg", ["int"]))
|
|
self.assertIn("sum_agg(int)", cluster2.metadata.keyspaces[self.ksname].aggregates)
|
|
|
|
cluster2.shutdown()
|
|
|
|
|
|
class TestCodeCoverage(unittest.TestCase):
|
|
|
|
def test_export_schema(self):
|
|
"""
|
|
Test export schema functionality
|
|
"""
|
|
|
|
cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
cluster.connect()
|
|
|
|
self.assertIsInstance(cluster.metadata.export_schema_as_string(), six.string_types)
|
|
|
|
def test_export_keyspace_schema(self):
|
|
"""
|
|
Test export keyspace schema functionality
|
|
"""
|
|
|
|
cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
cluster.connect()
|
|
|
|
for keyspace in cluster.metadata.keyspaces:
|
|
keyspace_metadata = cluster.metadata.keyspaces[keyspace]
|
|
self.assertIsInstance(keyspace_metadata.export_as_string(), six.string_types)
|
|
self.assertIsInstance(keyspace_metadata.as_cql_query(), six.string_types)
|
|
cluster.shutdown()
|
|
|
|
def assert_equal_diff(self, received, expected):
|
|
if received != expected:
|
|
diff_string = '\n'.join(difflib.unified_diff(expected.split('\n'),
|
|
received.split('\n'),
|
|
'EXPECTED', 'RECEIVED',
|
|
lineterm=''))
|
|
self.fail(diff_string)
|
|
|
|
def test_export_keyspace_schema_udts(self):
|
|
"""
|
|
Test udt exports
|
|
"""
|
|
|
|
if get_server_versions()[0] < (2, 1, 0):
|
|
raise unittest.SkipTest('UDTs were introduced in Cassandra 2.1')
|
|
|
|
if PROTOCOL_VERSION < 3:
|
|
raise unittest.SkipTest(
|
|
"Protocol 3.0+ is required for UDT change events, currently testing against %r"
|
|
% (PROTOCOL_VERSION,))
|
|
|
|
if sys.version_info[0:2] != (2, 7):
|
|
raise unittest.SkipTest('This test compares static strings generated from dict items, which may change orders. Test with 2.7.')
|
|
|
|
cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
session = cluster.connect()
|
|
|
|
session.execute("""
|
|
CREATE KEYSPACE export_udts
|
|
WITH replication = {'class': 'SimpleStrategy', 'replication_factor': '1'}
|
|
AND durable_writes = true;
|
|
""")
|
|
session.execute("""
|
|
CREATE TYPE export_udts.street (
|
|
street_number int,
|
|
street_name text)
|
|
""")
|
|
session.execute("""
|
|
CREATE TYPE export_udts.zip (
|
|
zipcode int,
|
|
zip_plus_4 int)
|
|
""")
|
|
session.execute("""
|
|
CREATE TYPE export_udts.address (
|
|
street_address frozen<street>,
|
|
zip_code frozen<zip>)
|
|
""")
|
|
session.execute("""
|
|
CREATE TABLE export_udts.users (
|
|
user text PRIMARY KEY,
|
|
addresses map<text, frozen<address>>)
|
|
""")
|
|
|
|
expected_string = """CREATE KEYSPACE export_udts WITH replication = {'class': 'SimpleStrategy', 'replication_factor': '1'} AND durable_writes = true;
|
|
|
|
CREATE TYPE export_udts.street (
|
|
street_number int,
|
|
street_name text
|
|
);
|
|
|
|
CREATE TYPE export_udts.zip (
|
|
zipcode int,
|
|
zip_plus_4 int
|
|
);
|
|
|
|
CREATE TYPE export_udts.address (
|
|
street_address frozen<street>,
|
|
zip_code frozen<zip>
|
|
);
|
|
|
|
CREATE TABLE export_udts.users (
|
|
user text PRIMARY KEY,
|
|
addresses map<text, frozen<address>>
|
|
) WITH bloom_filter_fp_chance = 0.01
|
|
AND caching = '{"keys":"ALL", "rows_per_partition":"NONE"}'
|
|
AND comment = ''
|
|
AND compaction = {'class': 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy'}
|
|
AND compression = {'sstable_compression': 'org.apache.cassandra.io.compress.LZ4Compressor'}
|
|
AND dclocal_read_repair_chance = 0.1
|
|
AND default_time_to_live = 0
|
|
AND gc_grace_seconds = 864000
|
|
AND max_index_interval = 2048
|
|
AND memtable_flush_period_in_ms = 0
|
|
AND min_index_interval = 128
|
|
AND read_repair_chance = 0.0
|
|
AND speculative_retry = '99.0PERCENTILE';"""
|
|
|
|
self.assert_equal_diff(cluster.metadata.keyspaces['export_udts'].export_as_string(), expected_string)
|
|
|
|
table_meta = cluster.metadata.keyspaces['export_udts'].tables['users']
|
|
|
|
expected_string = """CREATE TABLE export_udts.users (
|
|
user text PRIMARY KEY,
|
|
addresses map<text, frozen<address>>
|
|
) WITH bloom_filter_fp_chance = 0.01
|
|
AND caching = '{"keys":"ALL", "rows_per_partition":"NONE"}'
|
|
AND comment = ''
|
|
AND compaction = {'class': 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy'}
|
|
AND compression = {'sstable_compression': 'org.apache.cassandra.io.compress.LZ4Compressor'}
|
|
AND dclocal_read_repair_chance = 0.1
|
|
AND default_time_to_live = 0
|
|
AND gc_grace_seconds = 864000
|
|
AND max_index_interval = 2048
|
|
AND memtable_flush_period_in_ms = 0
|
|
AND min_index_interval = 128
|
|
AND read_repair_chance = 0.0
|
|
AND speculative_retry = '99.0PERCENTILE';"""
|
|
|
|
self.assert_equal_diff(table_meta.export_as_string(), expected_string)
|
|
|
|
cluster.shutdown()
|
|
|
|
def test_case_sensitivity(self):
|
|
"""
|
|
Test that names that need to be escaped in CREATE statements are
|
|
"""
|
|
|
|
cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
session = cluster.connect()
|
|
|
|
ksname = 'AnInterestingKeyspace'
|
|
cfname = 'AnInterestingTable'
|
|
|
|
session.execute("""
|
|
CREATE KEYSPACE "%s"
|
|
WITH replication = {'class': 'SimpleStrategy', 'replication_factor': '1'}
|
|
""" % (ksname,))
|
|
session.execute("""
|
|
CREATE TABLE "%s"."%s" (
|
|
k int,
|
|
"A" int,
|
|
"B" int,
|
|
"MyColumn" int,
|
|
PRIMARY KEY (k, "A"))
|
|
WITH CLUSTERING ORDER BY ("A" DESC)
|
|
""" % (ksname, cfname))
|
|
session.execute("""
|
|
CREATE INDEX myindex ON "%s"."%s" ("MyColumn")
|
|
""" % (ksname, cfname))
|
|
|
|
ksmeta = cluster.metadata.keyspaces[ksname]
|
|
schema = ksmeta.export_as_string()
|
|
self.assertIn('CREATE KEYSPACE "AnInterestingKeyspace"', schema)
|
|
self.assertIn('CREATE TABLE "AnInterestingKeyspace"."AnInterestingTable"', schema)
|
|
self.assertIn('"A" int', schema)
|
|
self.assertIn('"B" int', schema)
|
|
self.assertIn('"MyColumn" int', schema)
|
|
self.assertIn('PRIMARY KEY (k, "A")', schema)
|
|
self.assertIn('WITH CLUSTERING ORDER BY ("A" DESC)', schema)
|
|
self.assertIn('CREATE INDEX myindex ON "AnInterestingKeyspace"."AnInterestingTable" ("MyColumn")', schema)
|
|
cluster.shutdown()
|
|
|
|
def test_already_exists_exceptions(self):
|
|
"""
|
|
Ensure AlreadyExists exception is thrown when hit
|
|
"""
|
|
|
|
cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
session = cluster.connect()
|
|
|
|
ksname = 'test3rf'
|
|
cfname = 'test'
|
|
|
|
ddl = '''
|
|
CREATE KEYSPACE %s
|
|
WITH replication = {'class': 'SimpleStrategy', 'replication_factor': '3'}'''
|
|
self.assertRaises(AlreadyExists, session.execute, ddl % ksname)
|
|
|
|
ddl = '''
|
|
CREATE TABLE %s.%s (
|
|
k int PRIMARY KEY,
|
|
v int )'''
|
|
self.assertRaises(AlreadyExists, session.execute, ddl % (ksname, cfname))
|
|
cluster.shutdown()
|
|
|
|
def test_replicas(self):
|
|
"""
|
|
Ensure cluster.metadata.get_replicas return correctly when not attached to keyspace
|
|
"""
|
|
if murmur3 is None:
|
|
raise unittest.SkipTest('the murmur3 extension is not available')
|
|
|
|
cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
self.assertEqual(cluster.metadata.get_replicas('test3rf', 'key'), [])
|
|
|
|
cluster.connect('test3rf')
|
|
|
|
self.assertNotEqual(list(cluster.metadata.get_replicas('test3rf', 'key')), [])
|
|
host = list(cluster.metadata.get_replicas('test3rf', 'key'))[0]
|
|
self.assertEqual(host.datacenter, 'dc1')
|
|
self.assertEqual(host.rack, 'r1')
|
|
cluster.shutdown()
|
|
|
|
def test_token_map(self):
|
|
"""
|
|
Test token mappings
|
|
"""
|
|
|
|
cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
cluster.connect('test3rf')
|
|
ring = cluster.metadata.token_map.ring
|
|
owners = list(cluster.metadata.token_map.token_to_host_owner[token] for token in ring)
|
|
get_replicas = cluster.metadata.token_map.get_replicas
|
|
|
|
for ksname in ('test1rf', 'test2rf', 'test3rf'):
|
|
self.assertNotEqual(list(get_replicas(ksname, ring[0])), [])
|
|
|
|
for i, token in enumerate(ring):
|
|
self.assertEqual(set(get_replicas('test3rf', token)), set(owners))
|
|
self.assertEqual(set(get_replicas('test2rf', token)), set([owners[(i + 1) % 3], owners[(i + 2) % 3]]))
|
|
self.assertEqual(set(get_replicas('test1rf', token)), set([owners[(i + 1) % 3]]))
|
|
cluster.shutdown()
|
|
|
|
def test_legacy_tables(self):
|
|
|
|
cass_ver = get_server_versions()[0]
|
|
if cass_ver < (2, 1, 0):
|
|
raise unittest.SkipTest('Test schema output assumes 2.1.0+ options')
|
|
|
|
if cass_ver >= (2, 2, 0):
|
|
raise unittest.SkipTest('Cannot test cli script on Cassandra 2.2.0+')
|
|
|
|
if sys.version_info[0:2] != (2, 7):
|
|
raise unittest.SkipTest('This test compares static strings generated from dict items, which may change orders. Test with 2.7.')
|
|
|
|
cli_script = """CREATE KEYSPACE legacy
|
|
WITH placement_strategy = 'SimpleStrategy'
|
|
AND strategy_options = {replication_factor:1};
|
|
|
|
USE legacy;
|
|
|
|
CREATE COLUMN FAMILY simple_no_col
|
|
WITH comparator = UTF8Type
|
|
AND key_validation_class = UUIDType
|
|
AND default_validation_class = UTF8Type;
|
|
|
|
CREATE COLUMN FAMILY simple_with_col
|
|
WITH comparator = UTF8Type
|
|
and key_validation_class = UUIDType
|
|
and default_validation_class = UTF8Type
|
|
AND column_metadata = [
|
|
{column_name: col_with_meta, validation_class: UTF8Type}
|
|
];
|
|
|
|
CREATE COLUMN FAMILY composite_partition_no_col
|
|
WITH comparator = UTF8Type
|
|
AND key_validation_class = 'CompositeType(UUIDType,UTF8Type)'
|
|
AND default_validation_class = UTF8Type;
|
|
|
|
CREATE COLUMN FAMILY composite_partition_with_col
|
|
WITH comparator = UTF8Type
|
|
AND key_validation_class = 'CompositeType(UUIDType,UTF8Type)'
|
|
AND default_validation_class = UTF8Type
|
|
AND column_metadata = [
|
|
{column_name: col_with_meta, validation_class: UTF8Type}
|
|
];
|
|
|
|
CREATE COLUMN FAMILY nested_composite_key
|
|
WITH comparator = UTF8Type
|
|
and key_validation_class = 'CompositeType(CompositeType(UUIDType,UTF8Type), LongType)'
|
|
and default_validation_class = UTF8Type
|
|
AND column_metadata = [
|
|
{column_name: full_name, validation_class: UTF8Type}
|
|
];
|
|
|
|
create column family composite_comp_no_col
|
|
with column_type = 'Standard'
|
|
and comparator = 'DynamicCompositeType(t=>org.apache.cassandra.db.marshal.TimeUUIDType,s=>org.apache.cassandra.db.marshal.UTF8Type,b=>org.apache.cassandra.db.marshal.BytesType)'
|
|
and default_validation_class = 'BytesType'
|
|
and key_validation_class = 'BytesType'
|
|
and read_repair_chance = 0.0
|
|
and dclocal_read_repair_chance = 0.1
|
|
and gc_grace = 864000
|
|
and min_compaction_threshold = 4
|
|
and max_compaction_threshold = 32
|
|
and compaction_strategy = 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy'
|
|
and caching = 'KEYS_ONLY'
|
|
and cells_per_row_to_cache = '0'
|
|
and default_time_to_live = 0
|
|
and speculative_retry = 'NONE'
|
|
and comment = 'Stores file meta data';
|
|
|
|
create column family composite_comp_with_col
|
|
with column_type = 'Standard'
|
|
and comparator = 'DynamicCompositeType(t=>org.apache.cassandra.db.marshal.TimeUUIDType,s=>org.apache.cassandra.db.marshal.UTF8Type,b=>org.apache.cassandra.db.marshal.BytesType)'
|
|
and default_validation_class = 'BytesType'
|
|
and key_validation_class = 'BytesType'
|
|
and read_repair_chance = 0.0
|
|
and dclocal_read_repair_chance = 0.1
|
|
and gc_grace = 864000
|
|
and min_compaction_threshold = 4
|
|
and max_compaction_threshold = 32
|
|
and compaction_strategy = 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy'
|
|
and caching = 'KEYS_ONLY'
|
|
and cells_per_row_to_cache = '0'
|
|
and default_time_to_live = 0
|
|
and speculative_retry = 'NONE'
|
|
and comment = 'Stores file meta data'
|
|
and column_metadata = [
|
|
{column_name : 'b@6d616d6d616a616d6d61',
|
|
validation_class : BytesType,
|
|
index_name : 'idx_one',
|
|
index_type : 0},
|
|
{column_name : 'b@6869746d65776974686d75736963',
|
|
validation_class : BytesType,
|
|
index_name : 'idx_two',
|
|
index_type : 0}]
|
|
and compression_options = {'sstable_compression' : 'org.apache.cassandra.io.compress.LZ4Compressor'};"""
|
|
|
|
# note: the inner key type for legacy.nested_composite_key
|
|
# (org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UUIDType, org.apache.cassandra.db.marshal.UTF8Type))
|
|
# is a bit strange, but it replays in CQL with desired results
|
|
expected_string = """CREATE KEYSPACE legacy WITH replication = {'class': 'SimpleStrategy', 'replication_factor': '1'} AND durable_writes = true;
|
|
|
|
/*
|
|
Warning: Table legacy.composite_comp_with_col omitted because it has constructs not compatible with CQL (was created via legacy API).
|
|
|
|
Approximate structure, for reference:
|
|
(this should not be used to reproduce this schema)
|
|
|
|
CREATE TABLE legacy.composite_comp_with_col (
|
|
key blob,
|
|
t timeuuid,
|
|
b blob,
|
|
s text,
|
|
"b@6869746d65776974686d75736963" blob,
|
|
"b@6d616d6d616a616d6d61" blob,
|
|
PRIMARY KEY (key, t, b, s)
|
|
) WITH COMPACT STORAGE
|
|
AND CLUSTERING ORDER BY (t ASC, b ASC, s ASC)
|
|
AND caching = '{"keys":"ALL", "rows_per_partition":"NONE"}'
|
|
AND comment = 'Stores file meta data'
|
|
AND compaction = {'class': 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy'}
|
|
AND compression = {'sstable_compression': 'org.apache.cassandra.io.compress.LZ4Compressor'}
|
|
AND dclocal_read_repair_chance = 0.1
|
|
AND default_time_to_live = 0
|
|
AND gc_grace_seconds = 864000
|
|
AND max_index_interval = 2048
|
|
AND memtable_flush_period_in_ms = 0
|
|
AND min_index_interval = 128
|
|
AND read_repair_chance = 0.0
|
|
AND speculative_retry = 'NONE';
|
|
CREATE INDEX idx_two ON legacy.composite_comp_with_col ("b@6869746d65776974686d75736963");
|
|
CREATE INDEX idx_one ON legacy.composite_comp_with_col ("b@6d616d6d616a616d6d61");
|
|
*/
|
|
|
|
CREATE TABLE legacy.nested_composite_key (
|
|
key 'org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UUIDType, org.apache.cassandra.db.marshal.UTF8Type)',
|
|
key2 bigint,
|
|
full_name text,
|
|
PRIMARY KEY ((key, key2))
|
|
) WITH COMPACT STORAGE
|
|
AND caching = '{"keys":"ALL", "rows_per_partition":"NONE"}'
|
|
AND comment = ''
|
|
AND compaction = {'class': 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy'}
|
|
AND compression = {'sstable_compression': 'org.apache.cassandra.io.compress.LZ4Compressor'}
|
|
AND dclocal_read_repair_chance = 0.1
|
|
AND default_time_to_live = 0
|
|
AND gc_grace_seconds = 864000
|
|
AND max_index_interval = 2048
|
|
AND memtable_flush_period_in_ms = 0
|
|
AND min_index_interval = 128
|
|
AND read_repair_chance = 0.0
|
|
AND speculative_retry = 'NONE';
|
|
|
|
CREATE TABLE legacy.composite_partition_with_col (
|
|
key uuid,
|
|
key2 text,
|
|
col_with_meta text,
|
|
PRIMARY KEY ((key, key2))
|
|
) WITH COMPACT STORAGE
|
|
AND caching = '{"keys":"ALL", "rows_per_partition":"NONE"}'
|
|
AND comment = ''
|
|
AND compaction = {'class': 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy'}
|
|
AND compression = {'sstable_compression': 'org.apache.cassandra.io.compress.LZ4Compressor'}
|
|
AND dclocal_read_repair_chance = 0.1
|
|
AND default_time_to_live = 0
|
|
AND gc_grace_seconds = 864000
|
|
AND max_index_interval = 2048
|
|
AND memtable_flush_period_in_ms = 0
|
|
AND min_index_interval = 128
|
|
AND read_repair_chance = 0.0
|
|
AND speculative_retry = 'NONE';
|
|
|
|
CREATE TABLE legacy.composite_partition_no_col (
|
|
key uuid,
|
|
key2 text,
|
|
column1 text,
|
|
value text,
|
|
PRIMARY KEY ((key, key2), column1)
|
|
) WITH COMPACT STORAGE
|
|
AND CLUSTERING ORDER BY (column1 ASC)
|
|
AND caching = '{"keys":"ALL", "rows_per_partition":"NONE"}'
|
|
AND comment = ''
|
|
AND compaction = {'class': 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy'}
|
|
AND compression = {'sstable_compression': 'org.apache.cassandra.io.compress.LZ4Compressor'}
|
|
AND dclocal_read_repair_chance = 0.1
|
|
AND default_time_to_live = 0
|
|
AND gc_grace_seconds = 864000
|
|
AND max_index_interval = 2048
|
|
AND memtable_flush_period_in_ms = 0
|
|
AND min_index_interval = 128
|
|
AND read_repair_chance = 0.0
|
|
AND speculative_retry = 'NONE';
|
|
|
|
CREATE TABLE legacy.simple_with_col (
|
|
key uuid PRIMARY KEY,
|
|
col_with_meta text
|
|
) WITH COMPACT STORAGE
|
|
AND caching = '{"keys":"ALL", "rows_per_partition":"NONE"}'
|
|
AND comment = ''
|
|
AND compaction = {'class': 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy'}
|
|
AND compression = {'sstable_compression': 'org.apache.cassandra.io.compress.LZ4Compressor'}
|
|
AND dclocal_read_repair_chance = 0.1
|
|
AND default_time_to_live = 0
|
|
AND gc_grace_seconds = 864000
|
|
AND max_index_interval = 2048
|
|
AND memtable_flush_period_in_ms = 0
|
|
AND min_index_interval = 128
|
|
AND read_repair_chance = 0.0
|
|
AND speculative_retry = 'NONE';
|
|
|
|
CREATE TABLE legacy.simple_no_col (
|
|
key uuid,
|
|
column1 text,
|
|
value text,
|
|
PRIMARY KEY (key, column1)
|
|
) WITH COMPACT STORAGE
|
|
AND CLUSTERING ORDER BY (column1 ASC)
|
|
AND caching = '{"keys":"ALL", "rows_per_partition":"NONE"}'
|
|
AND comment = ''
|
|
AND compaction = {'class': 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy'}
|
|
AND compression = {'sstable_compression': 'org.apache.cassandra.io.compress.LZ4Compressor'}
|
|
AND dclocal_read_repair_chance = 0.1
|
|
AND default_time_to_live = 0
|
|
AND gc_grace_seconds = 864000
|
|
AND max_index_interval = 2048
|
|
AND memtable_flush_period_in_ms = 0
|
|
AND min_index_interval = 128
|
|
AND read_repair_chance = 0.0
|
|
AND speculative_retry = 'NONE';
|
|
|
|
/*
|
|
Warning: Table legacy.composite_comp_no_col omitted because it has constructs not compatible with CQL (was created via legacy API).
|
|
|
|
Approximate structure, for reference:
|
|
(this should not be used to reproduce this schema)
|
|
|
|
CREATE TABLE legacy.composite_comp_no_col (
|
|
key blob,
|
|
column1 'org.apache.cassandra.db.marshal.DynamicCompositeType(org.apache.cassandra.db.marshal.TimeUUIDType, org.apache.cassandra.db.marshal.BytesType, org.apache.cassandra.db.marshal.UTF8Type)',
|
|
column2 text,
|
|
value blob,
|
|
PRIMARY KEY (key, column1, column1, column2)
|
|
) WITH COMPACT STORAGE
|
|
AND CLUSTERING ORDER BY (column1 ASC, column1 ASC, column2 ASC)
|
|
AND caching = '{"keys":"ALL", "rows_per_partition":"NONE"}'
|
|
AND comment = 'Stores file meta data'
|
|
AND compaction = {'class': 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy'}
|
|
AND compression = {'sstable_compression': 'org.apache.cassandra.io.compress.LZ4Compressor'}
|
|
AND dclocal_read_repair_chance = 0.1
|
|
AND default_time_to_live = 0
|
|
AND gc_grace_seconds = 864000
|
|
AND max_index_interval = 2048
|
|
AND memtable_flush_period_in_ms = 0
|
|
AND min_index_interval = 128
|
|
AND read_repair_chance = 0.0
|
|
AND speculative_retry = 'NONE';
|
|
*/"""
|
|
|
|
ccm = get_cluster()
|
|
ccm.run_cli(cli_script)
|
|
|
|
cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
session = cluster.connect()
|
|
|
|
legacy_meta = cluster.metadata.keyspaces['legacy']
|
|
self.assert_equal_diff(legacy_meta.export_as_string(), expected_string)
|
|
|
|
session.execute('DROP KEYSPACE legacy')
|
|
|
|
cluster.shutdown()
|
|
|
|
|
|
class TokenMetadataTest(unittest.TestCase):
|
|
"""
|
|
Test of TokenMap creation and other behavior.
|
|
"""
|
|
|
|
def test_token(self):
|
|
expected_node_count = len(get_cluster().nodes)
|
|
|
|
cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
cluster.connect()
|
|
tmap = cluster.metadata.token_map
|
|
self.assertTrue(issubclass(tmap.token_class, Token))
|
|
self.assertEqual(expected_node_count, len(tmap.ring))
|
|
cluster.shutdown()
|
|
|
|
def test_getting_replicas(self):
|
|
tokens = [MD5Token(str(i)) for i in range(0, (2 ** 127 - 1), 2 ** 125)]
|
|
hosts = [Host("ip%d" % i, SimpleConvictionPolicy) for i in range(len(tokens))]
|
|
token_to_primary_replica = dict(zip(tokens, hosts))
|
|
keyspace = KeyspaceMetadata("ks", True, "SimpleStrategy", {"replication_factor": "1"})
|
|
metadata = Mock(spec=Metadata, keyspaces={'ks': keyspace})
|
|
token_map = TokenMap(MD5Token, token_to_primary_replica, tokens, metadata)
|
|
|
|
# tokens match node tokens exactly
|
|
for i, token in enumerate(tokens):
|
|
expected_host = hosts[(i + 1) % len(hosts)]
|
|
replicas = token_map.get_replicas("ks", token)
|
|
self.assertEqual(set(replicas), set([expected_host]))
|
|
|
|
# shift the tokens back by one
|
|
for token, expected_host in zip(tokens, hosts):
|
|
replicas = token_map.get_replicas("ks", MD5Token(str(token.value - 1)))
|
|
self.assertEqual(set(replicas), set([expected_host]))
|
|
|
|
# shift the tokens forward by one
|
|
for i, token in enumerate(tokens):
|
|
replicas = token_map.get_replicas("ks", MD5Token(str(token.value + 1)))
|
|
expected_host = hosts[(i + 1) % len(hosts)]
|
|
self.assertEqual(set(replicas), set([expected_host]))
|
|
|
|
|
|
class KeyspaceAlterMetadata(unittest.TestCase):
|
|
"""
|
|
Test verifies that table metadata is preserved on keyspace alter
|
|
"""
|
|
def setUp(self):
|
|
self.cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
self.session = self.cluster.connect()
|
|
name = self._testMethodName.lower()
|
|
crt_ks = '''
|
|
CREATE KEYSPACE %s WITH replication = {'class': 'SimpleStrategy', 'replication_factor': 1} AND durable_writes = true''' % name
|
|
self.session.execute(crt_ks)
|
|
|
|
def tearDown(self):
|
|
name = self._testMethodName.lower()
|
|
self.session.execute('DROP KEYSPACE %s' % name)
|
|
self.cluster.shutdown()
|
|
|
|
def test_keyspace_alter(self):
|
|
"""
|
|
Table info is preserved upon keyspace alter:
|
|
Create table
|
|
Verify schema
|
|
Alter ks
|
|
Verify that table metadata is still present
|
|
|
|
PYTHON-173
|
|
"""
|
|
name = self._testMethodName.lower()
|
|
|
|
self.session.execute('CREATE TABLE %s.d (d INT PRIMARY KEY)' % name)
|
|
original_keyspace_meta = self.cluster.metadata.keyspaces[name]
|
|
self.assertEqual(original_keyspace_meta.durable_writes, True)
|
|
self.assertEqual(len(original_keyspace_meta.tables), 1)
|
|
|
|
self.session.execute('ALTER KEYSPACE %s WITH durable_writes = false' % name)
|
|
new_keyspace_meta = self.cluster.metadata.keyspaces[name]
|
|
self.assertNotEqual(original_keyspace_meta, new_keyspace_meta)
|
|
self.assertEqual(new_keyspace_meta.durable_writes, False)
|
|
|
|
|
|
class IndexMapTests(unittest.TestCase):
|
|
|
|
keyspace_name = 'index_map_tests'
|
|
|
|
@property
|
|
def table_name(self):
|
|
return self._testMethodName.lower()
|
|
|
|
@classmethod
|
|
def setup_class(cls):
|
|
cls.cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
cls.session = cls.cluster.connect()
|
|
try:
|
|
if cls.keyspace_name in cls.cluster.metadata.keyspaces:
|
|
cls.session.execute("DROP KEYSPACE %s" % cls.keyspace_name)
|
|
|
|
cls.session.execute(
|
|
"""
|
|
CREATE KEYSPACE %s
|
|
WITH replication = {'class': 'SimpleStrategy', 'replication_factor': '1'};
|
|
""" % cls.keyspace_name)
|
|
cls.session.set_keyspace(cls.keyspace_name)
|
|
except Exception:
|
|
cls.cluster.shutdown()
|
|
raise
|
|
|
|
@classmethod
|
|
def teardown_class(cls):
|
|
try:
|
|
cls.session.execute("DROP KEYSPACE %s" % cls.keyspace_name)
|
|
finally:
|
|
cls.cluster.shutdown()
|
|
|
|
def create_basic_table(self):
|
|
self.session.execute("CREATE TABLE %s (k int PRIMARY KEY, a int)" % self.table_name)
|
|
|
|
def drop_basic_table(self):
|
|
self.session.execute("DROP TABLE %s" % self.table_name)
|
|
|
|
def test_index_updates(self):
|
|
self.create_basic_table()
|
|
|
|
ks_meta = self.cluster.metadata.keyspaces[self.keyspace_name]
|
|
table_meta = ks_meta.tables[self.table_name]
|
|
self.assertNotIn('a_idx', ks_meta.indexes)
|
|
self.assertNotIn('b_idx', ks_meta.indexes)
|
|
self.assertNotIn('a_idx', table_meta.indexes)
|
|
self.assertNotIn('b_idx', table_meta.indexes)
|
|
|
|
self.session.execute("CREATE INDEX a_idx ON %s (a)" % self.table_name)
|
|
self.session.execute("ALTER TABLE %s ADD b int" % self.table_name)
|
|
self.session.execute("CREATE INDEX b_idx ON %s (b)" % self.table_name)
|
|
|
|
ks_meta = self.cluster.metadata.keyspaces[self.keyspace_name]
|
|
table_meta = ks_meta.tables[self.table_name]
|
|
self.assertIsInstance(ks_meta.indexes['a_idx'], IndexMetadata)
|
|
self.assertIsInstance(ks_meta.indexes['b_idx'], IndexMetadata)
|
|
self.assertIsInstance(table_meta.indexes['a_idx'], IndexMetadata)
|
|
self.assertIsInstance(table_meta.indexes['b_idx'], IndexMetadata)
|
|
|
|
# both indexes updated when index dropped
|
|
self.session.execute("DROP INDEX a_idx")
|
|
|
|
# temporarily synchronously refresh the schema metadata, until CASSANDRA-9391 is merged in
|
|
self.cluster.refresh_table_metadata(self.keyspace_name, self.table_name)
|
|
|
|
ks_meta = self.cluster.metadata.keyspaces[self.keyspace_name]
|
|
table_meta = ks_meta.tables[self.table_name]
|
|
self.assertNotIn('a_idx', ks_meta.indexes)
|
|
self.assertIsInstance(ks_meta.indexes['b_idx'], IndexMetadata)
|
|
self.assertNotIn('a_idx', table_meta.indexes)
|
|
self.assertIsInstance(table_meta.indexes['b_idx'], IndexMetadata)
|
|
|
|
# keyspace index updated when table dropped
|
|
self.drop_basic_table()
|
|
ks_meta = self.cluster.metadata.keyspaces[self.keyspace_name]
|
|
self.assertNotIn(self.table_name, ks_meta.tables)
|
|
self.assertNotIn('a_idx', ks_meta.indexes)
|
|
self.assertNotIn('b_idx', ks_meta.indexes)
|
|
|
|
def test_index_follows_alter(self):
|
|
self.create_basic_table()
|
|
|
|
idx = self.table_name + '_idx'
|
|
self.session.execute("CREATE INDEX %s ON %s (a)" % (idx, self.table_name))
|
|
ks_meta = self.cluster.metadata.keyspaces[self.keyspace_name]
|
|
table_meta = ks_meta.tables[self.table_name]
|
|
self.assertIsInstance(ks_meta.indexes[idx], IndexMetadata)
|
|
self.assertIsInstance(table_meta.indexes[idx], IndexMetadata)
|
|
self.session.execute('ALTER KEYSPACE %s WITH durable_writes = false' % self.keyspace_name)
|
|
old_meta = ks_meta
|
|
ks_meta = self.cluster.metadata.keyspaces[self.keyspace_name]
|
|
self.assertIsNot(ks_meta, old_meta)
|
|
table_meta = ks_meta.tables[self.table_name]
|
|
self.assertIsInstance(ks_meta.indexes[idx], IndexMetadata)
|
|
self.assertIsInstance(table_meta.indexes[idx], IndexMetadata)
|
|
self.drop_basic_table()
|
|
|
|
|
|
class FunctionTest(unittest.TestCase):
|
|
"""
|
|
Base functionality for Function and Aggregate metadata test classes
|
|
"""
|
|
|
|
def setUp(self):
|
|
"""
|
|
Tests are skipped if run with native protocol version < 4
|
|
"""
|
|
|
|
if PROTOCOL_VERSION < 4:
|
|
raise unittest.SkipTest("Function metadata requires native protocol version 4+")
|
|
|
|
@property
|
|
def function_name(self):
|
|
return self._testMethodName.lower()
|
|
|
|
@classmethod
|
|
def setup_class(cls):
|
|
if PROTOCOL_VERSION >= 4:
|
|
cls.cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
cls.keyspace_name = cls.__name__.lower()
|
|
cls.session = cls.cluster.connect()
|
|
cls.session.execute("CREATE KEYSPACE IF NOT EXISTS %s WITH replication = {'class': 'SimpleStrategy', 'replication_factor': 1}" % cls.keyspace_name)
|
|
cls.session.set_keyspace(cls.keyspace_name)
|
|
cls.keyspace_function_meta = cls.cluster.metadata.keyspaces[cls.keyspace_name].functions
|
|
cls.keyspace_aggregate_meta = cls.cluster.metadata.keyspaces[cls.keyspace_name].aggregates
|
|
|
|
@classmethod
|
|
def teardown_class(cls):
|
|
if PROTOCOL_VERSION >= 4:
|
|
cls.session.execute("DROP KEYSPACE IF EXISTS %s" % cls.keyspace_name)
|
|
cls.cluster.shutdown()
|
|
|
|
class Verified(object):
|
|
|
|
def __init__(self, test_case, meta_class, element_meta, **function_kwargs):
|
|
self.test_case = test_case
|
|
self.function_kwargs = dict(function_kwargs)
|
|
self.meta_class = meta_class
|
|
self.element_meta = element_meta
|
|
|
|
def __enter__(self):
|
|
tc = self.test_case
|
|
expected_meta = self.meta_class(**self.function_kwargs)
|
|
tc.assertNotIn(expected_meta.signature, self.element_meta)
|
|
tc.session.execute(expected_meta.as_cql_query())
|
|
tc.assertIn(expected_meta.signature, self.element_meta)
|
|
|
|
generated_meta = self.element_meta[expected_meta.signature]
|
|
self.test_case.assertEqual(generated_meta.as_cql_query(), expected_meta.as_cql_query())
|
|
return self
|
|
|
|
def __exit__(self, exc_type, exc_val, exc_tb):
|
|
tc = self.test_case
|
|
tc.session.execute("DROP %s %s.%s" % (self.meta_class.__name__, tc.keyspace_name, self.signature))
|
|
tc.assertNotIn(self.signature, self.element_meta)
|
|
|
|
@property
|
|
def signature(self):
|
|
return SignatureDescriptor.format_signature(self.function_kwargs['name'],
|
|
self.function_kwargs['type_signature'])
|
|
|
|
class VerifiedFunction(Verified):
|
|
def __init__(self, test_case, **kwargs):
|
|
super(FunctionTest.VerifiedFunction, self).__init__(test_case, Function, test_case.keyspace_function_meta, **kwargs)
|
|
|
|
class VerifiedAggregate(Verified):
|
|
def __init__(self, test_case, **kwargs):
|
|
super(FunctionTest.VerifiedAggregate, self).__init__(test_case, Aggregate, test_case.keyspace_aggregate_meta, **kwargs)
|
|
|
|
|
|
class FunctionMetadata(FunctionTest):
|
|
|
|
def make_function_kwargs(self, called_on_null=True):
|
|
return {'keyspace': self.keyspace_name,
|
|
'name': self.function_name,
|
|
'type_signature': ['double', 'int'],
|
|
'argument_names': ['d', 'i'],
|
|
'return_type': DoubleType,
|
|
'language': 'java',
|
|
'body': 'return new Double(0.0);',
|
|
'called_on_null_input': called_on_null}
|
|
|
|
def test_functions_after_udt(self):
|
|
"""
|
|
Test to to ensure functions come after UDTs in in keyspace dump
|
|
|
|
test_functions_after_udt creates a basic function. Then queries that function and make sure that in the results
|
|
that UDT's are listed before any corresponding functions, when we dump the keyspace
|
|
|
|
Ideally we would make a function that takes a udt type, but this presently fails because C* c059a56 requires
|
|
udt to be frozen to create, but does not store meta indicating frozen
|
|
SEE https://issues.apache.org/jira/browse/CASSANDRA-9186
|
|
Maybe update this after release
|
|
kwargs = self.make_function_kwargs()
|
|
kwargs['type_signature'][0] = "frozen<%s>" % udt_name
|
|
expected_meta = Function(**kwargs)
|
|
with self.VerifiedFunction(self, **kwargs):
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-211
|
|
@expected_result UDT's should come before any functions
|
|
@test_category function
|
|
"""
|
|
|
|
self.assertNotIn(self.function_name, self.keyspace_function_meta)
|
|
|
|
udt_name = 'udtx'
|
|
self.session.execute("CREATE TYPE %s (x int)" % udt_name)
|
|
|
|
with self.VerifiedFunction(self, **self.make_function_kwargs()):
|
|
# udts must come before functions in keyspace dump
|
|
keyspace_cql = self.cluster.metadata.keyspaces[self.keyspace_name].export_as_string()
|
|
type_idx = keyspace_cql.rfind("CREATE TYPE")
|
|
func_idx = keyspace_cql.find("CREATE FUNCTION")
|
|
self.assertNotIn(-1, (type_idx, func_idx), "TYPE or FUNCTION not found in keyspace_cql: " + keyspace_cql)
|
|
self.assertGreater(func_idx, type_idx)
|
|
|
|
def test_function_same_name_diff_types(self):
|
|
"""
|
|
Test to verify to that functions with different signatures are differentiated in metadata
|
|
|
|
test_function_same_name_diff_types Creates two functions. One with the same name but a slightly different
|
|
signature. Then ensures that both are surfaced separately in our metadata.
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-211
|
|
@expected_result function with the same name but different signatures should be surfaced separately
|
|
@test_category function
|
|
"""
|
|
|
|
# Create a function
|
|
kwargs = self.make_function_kwargs()
|
|
with self.VerifiedFunction(self, **kwargs):
|
|
|
|
# another function: same name, different type sig.
|
|
self.assertGreater(len(kwargs['type_signature']), 1)
|
|
self.assertGreater(len(kwargs['argument_names']), 1)
|
|
kwargs['type_signature'] = kwargs['type_signature'][:1]
|
|
kwargs['argument_names'] = kwargs['argument_names'][:1]
|
|
|
|
# Ensure they are surfaced separately
|
|
with self.VerifiedFunction(self, **kwargs):
|
|
functions = [f for f in self.keyspace_function_meta.values() if f.name == self.function_name]
|
|
self.assertEqual(len(functions), 2)
|
|
self.assertNotEqual(functions[0].type_signature, functions[1].type_signature)
|
|
|
|
def test_functions_follow_keyspace_alter(self):
|
|
"""
|
|
Test to verify to that functions maintain equality after a keyspace is altered
|
|
|
|
test_functions_follow_keyspace_alter creates a function then alters a the keyspace associated with that function.
|
|
After the alter we validate that the function maintains the same metadata
|
|
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-211
|
|
@expected_result functions are the same after parent keyspace is altered
|
|
@test_category function
|
|
"""
|
|
|
|
# Create function
|
|
with self.VerifiedFunction(self, **self.make_function_kwargs()):
|
|
original_keyspace_meta = self.cluster.metadata.keyspaces[self.keyspace_name]
|
|
self.session.execute('ALTER KEYSPACE %s WITH durable_writes = false' % self.keyspace_name)
|
|
|
|
# After keyspace alter ensure that we maintain function equality.
|
|
try:
|
|
new_keyspace_meta = self.cluster.metadata.keyspaces[self.keyspace_name]
|
|
self.assertNotEqual(original_keyspace_meta, new_keyspace_meta)
|
|
self.assertIs(original_keyspace_meta.functions, new_keyspace_meta.functions)
|
|
finally:
|
|
self.session.execute('ALTER KEYSPACE %s WITH durable_writes = true' % self.keyspace_name)
|
|
|
|
def test_function_cql_called_on_null(self):
|
|
"""
|
|
Test to verify to that that called on null argument is honored on function creation.
|
|
|
|
test_functions_follow_keyspace_alter create two functions. One with the called_on_null_input set to true,
|
|
the other with it set to false. We then verify that the metadata constructed from those function is correctly
|
|
reflected
|
|
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-211
|
|
@expected_result functions metadata correctly reflects called_on_null_input flag.
|
|
@test_category function
|
|
"""
|
|
|
|
kwargs = self.make_function_kwargs()
|
|
kwargs['called_on_null_input'] = True
|
|
with self.VerifiedFunction(self, **kwargs) as vf:
|
|
fn_meta = self.keyspace_function_meta[vf.signature]
|
|
self.assertRegexpMatches(fn_meta.as_cql_query(), "CREATE FUNCTION.*\) CALLED ON NULL INPUT RETURNS .*")
|
|
|
|
kwargs['called_on_null_input'] = False
|
|
with self.VerifiedFunction(self, **kwargs) as vf:
|
|
fn_meta = self.keyspace_function_meta[vf.signature]
|
|
self.assertRegexpMatches(fn_meta.as_cql_query(), "CREATE FUNCTION.*\) RETURNS NULL ON NULL INPUT RETURNS .*")
|
|
|
|
|
|
class AggregateMetadata(FunctionTest):
|
|
|
|
@classmethod
|
|
def setup_class(cls):
|
|
if PROTOCOL_VERSION >= 4:
|
|
super(AggregateMetadata, cls).setup_class()
|
|
|
|
cls.session.execute("""CREATE OR REPLACE FUNCTION sum_int(s int, i int)
|
|
RETURNS NULL ON NULL INPUT
|
|
RETURNS int
|
|
LANGUAGE javascript AS 's + i';""")
|
|
cls.session.execute("""CREATE OR REPLACE FUNCTION sum_int_two(s int, i int, j int)
|
|
RETURNS NULL ON NULL INPUT
|
|
RETURNS int
|
|
LANGUAGE javascript AS 's + i + j';""")
|
|
cls.session.execute("""CREATE OR REPLACE FUNCTION "List_As_String"(l list<text>)
|
|
RETURNS NULL ON NULL INPUT
|
|
RETURNS int
|
|
LANGUAGE javascript AS ''''' + l';""")
|
|
cls.session.execute("""CREATE OR REPLACE FUNCTION extend_list(s list<text>, i int)
|
|
CALLED ON NULL INPUT
|
|
RETURNS list<text>
|
|
LANGUAGE java AS 'if (i != null) s.add(i.toString()); return s;';""")
|
|
cls.session.execute("""CREATE OR REPLACE FUNCTION update_map(s map<int, int>, i int)
|
|
RETURNS NULL ON NULL INPUT
|
|
RETURNS map<int, int>
|
|
LANGUAGE java AS 's.put(new Integer(i), new Integer(i)); return s;';""")
|
|
cls.session.execute("""CREATE TABLE IF NOT EXISTS t
|
|
(k int PRIMARY KEY, v int)""")
|
|
for x in range(4):
|
|
cls.session.execute("INSERT INTO t (k,v) VALUES (%s, %s)", (x, x))
|
|
cls.session.execute("INSERT INTO t (k) VALUES (%s)", (4,))
|
|
|
|
def make_aggregate_kwargs(self, state_func, state_type, final_func=None, init_cond=None):
|
|
return {'keyspace': self.keyspace_name,
|
|
'name': self.function_name + '_aggregate',
|
|
'type_signature': ['int'],
|
|
'state_func': state_func,
|
|
'state_type': state_type,
|
|
'final_func': final_func,
|
|
'initial_condition': init_cond,
|
|
'return_type': "does not matter for creation"}
|
|
|
|
def test_return_type_meta(self):
|
|
"""
|
|
Test to verify to that the return type of a an aggregate is honored in the metadata
|
|
|
|
test_return_type_meta creates an aggregate then ensures the return type of the created
|
|
aggregate is correctly surfaced in the metadata
|
|
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-211
|
|
@expected_result aggregate has the correct return typ in the metadata
|
|
@test_category aggregate
|
|
"""
|
|
|
|
with self.VerifiedAggregate(self, **self.make_aggregate_kwargs('sum_int', Int32Type, init_cond=1)) as va:
|
|
self.assertIs(self.keyspace_aggregate_meta[va.signature].return_type, Int32Type)
|
|
|
|
def test_init_cond(self):
|
|
"""
|
|
Test to verify that various initial conditions are correctly surfaced in various aggregate functions
|
|
|
|
test_init_cond creates several different types of aggregates, and given various initial conditions it verifies that
|
|
they correctly impact the aggregate's execution
|
|
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-211
|
|
@expected_result initial conditions are correctly evaluated as part of the aggregates
|
|
@test_category aggregate
|
|
"""
|
|
|
|
# This is required until the java driver bundled with C* is updated to support v4
|
|
c = Cluster(protocol_version=3)
|
|
s = c.connect(self.keyspace_name)
|
|
|
|
expected_values = range(4)
|
|
|
|
# int32
|
|
for init_cond in (-1, 0, 1):
|
|
with self.VerifiedAggregate(self, **self.make_aggregate_kwargs('sum_int', Int32Type, init_cond=init_cond)) as va:
|
|
sum_res = s.execute("SELECT %s(v) AS sum FROM t" % va.function_kwargs['name'])[0].sum
|
|
self.assertEqual(sum_res, init_cond + sum(expected_values))
|
|
|
|
# list<text>
|
|
for init_cond in ([], ['1', '2']):
|
|
with self.VerifiedAggregate(self, **self.make_aggregate_kwargs('extend_list', ListType.apply_parameters([UTF8Type]), init_cond=init_cond)) as va:
|
|
list_res = s.execute("SELECT %s(v) AS list_res FROM t" % va.function_kwargs['name'])[0].list_res
|
|
self.assertListEqual(list_res[:len(init_cond)], init_cond)
|
|
self.assertEqual(set(i for i in list_res[len(init_cond):]),
|
|
set(str(i) for i in expected_values))
|
|
|
|
# map<int,int>
|
|
expected_map_values = dict((i, i) for i in expected_values)
|
|
expected_key_set = set(expected_values)
|
|
for init_cond in ({}, {1: 2, 3: 4}, {5: 5}):
|
|
with self.VerifiedAggregate(self, **self.make_aggregate_kwargs('update_map', MapType.apply_parameters([Int32Type, Int32Type]), init_cond=init_cond)) as va:
|
|
map_res = s.execute("SELECT %s(v) AS map_res FROM t" % va.function_kwargs['name'])[0].map_res
|
|
self.assertDictContainsSubset(expected_map_values, map_res)
|
|
init_not_updated = dict((k, init_cond[k]) for k in set(init_cond) - expected_key_set)
|
|
self.assertDictContainsSubset(init_not_updated, map_res)
|
|
c.shutdown()
|
|
|
|
def test_aggregates_after_functions(self):
|
|
"""
|
|
Test to verify that aggregates are listed after function in metadata
|
|
|
|
test_aggregates_after_functions creates an aggregate, and then verifies that they are listed
|
|
after any function creations when the keypspace dump is preformed
|
|
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-211
|
|
@expected_result aggregates are declared after any functions
|
|
@test_category aggregate
|
|
"""
|
|
|
|
# functions must come before functions in keyspace dump
|
|
with self.VerifiedAggregate(self, **self.make_aggregate_kwargs('extend_list', ListType.apply_parameters([UTF8Type]))):
|
|
keyspace_cql = self.cluster.metadata.keyspaces[self.keyspace_name].export_as_string()
|
|
func_idx = keyspace_cql.find("CREATE FUNCTION")
|
|
aggregate_idx = keyspace_cql.rfind("CREATE AGGREGATE")
|
|
self.assertNotIn(-1, (aggregate_idx, func_idx), "AGGREGATE or FUNCTION not found in keyspace_cql: " + keyspace_cql)
|
|
self.assertGreater(aggregate_idx, func_idx)
|
|
|
|
def test_same_name_diff_types(self):
|
|
"""
|
|
Test to verify to that aggregates with different signatures are differentiated in metadata
|
|
|
|
test_same_name_diff_types Creates two Aggregates. One with the same name but a slightly different
|
|
signature. Then ensures that both are surfaced separately in our metadata.
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-211
|
|
@expected_result aggregates with the same name but different signatures should be surfaced separately
|
|
@test_category function
|
|
"""
|
|
|
|
kwargs = self.make_aggregate_kwargs('sum_int', Int32Type, init_cond=0)
|
|
with self.VerifiedAggregate(self, **kwargs):
|
|
kwargs['state_func'] = 'sum_int_two'
|
|
kwargs['type_signature'] = ['int', 'int']
|
|
with self.VerifiedAggregate(self, **kwargs):
|
|
aggregates = [a for a in self.keyspace_aggregate_meta.values() if a.name == kwargs['name']]
|
|
self.assertEqual(len(aggregates), 2)
|
|
self.assertNotEqual(aggregates[0].type_signature, aggregates[1].type_signature)
|
|
|
|
def test_aggregates_follow_keyspace_alter(self):
|
|
"""
|
|
Test to verify to that aggregates maintain equality after a keyspace is altered
|
|
|
|
test_aggregates_follow_keyspace_alter creates a function then alters a the keyspace associated with that
|
|
function. After the alter we validate that the function maintains the same metadata
|
|
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-211
|
|
@expected_result aggregates are the same after parent keyspace is altered
|
|
@test_category function
|
|
"""
|
|
|
|
with self.VerifiedAggregate(self, **self.make_aggregate_kwargs('sum_int', Int32Type, init_cond=0)):
|
|
original_keyspace_meta = self.cluster.metadata.keyspaces[self.keyspace_name]
|
|
self.session.execute('ALTER KEYSPACE %s WITH durable_writes = false' % self.keyspace_name)
|
|
try:
|
|
new_keyspace_meta = self.cluster.metadata.keyspaces[self.keyspace_name]
|
|
self.assertNotEqual(original_keyspace_meta, new_keyspace_meta)
|
|
self.assertIs(original_keyspace_meta.aggregates, new_keyspace_meta.aggregates)
|
|
finally:
|
|
self.session.execute('ALTER KEYSPACE %s WITH durable_writes = true' % self.keyspace_name)
|
|
|
|
def test_cql_optional_params(self):
|
|
"""
|
|
Test to verify that the initial_cond and final_func parameters are correctly honored
|
|
|
|
test_cql_optional_params creates various aggregates with different combinations of initial_condition,
|
|
and final_func parameters set. It then ensures they are correctly honored.
|
|
|
|
|
|
@since 2.6.0
|
|
@jira_ticket PYTHON-211
|
|
@expected_result initial_condition and final_func parameters are honored correctly
|
|
@test_category function
|
|
"""
|
|
|
|
kwargs = self.make_aggregate_kwargs('extend_list', ListType.apply_parameters([UTF8Type]))
|
|
|
|
# no initial condition, final func
|
|
self.assertIsNone(kwargs['initial_condition'])
|
|
self.assertIsNone(kwargs['final_func'])
|
|
with self.VerifiedAggregate(self, **kwargs) as va:
|
|
meta = self.keyspace_aggregate_meta[va.signature]
|
|
self.assertIsNone(meta.initial_condition)
|
|
self.assertIsNone(meta.final_func)
|
|
cql = meta.as_cql_query()
|
|
self.assertEqual(cql.find('INITCOND'), -1)
|
|
self.assertEqual(cql.find('FINALFUNC'), -1)
|
|
|
|
# initial condition, no final func
|
|
kwargs['initial_condition'] = ['init', 'cond']
|
|
with self.VerifiedAggregate(self, **kwargs) as va:
|
|
meta = self.keyspace_aggregate_meta[va.signature]
|
|
self.assertListEqual(meta.initial_condition, kwargs['initial_condition'])
|
|
self.assertIsNone(meta.final_func)
|
|
cql = meta.as_cql_query()
|
|
search_string = "INITCOND %s" % Encoder().cql_encode_all_types(kwargs['initial_condition'])
|
|
self.assertGreater(cql.find(search_string), 0, '"%s" search string not found in cql:\n%s' % (search_string, cql))
|
|
self.assertEqual(cql.find('FINALFUNC'), -1)
|
|
|
|
# no initial condition, final func
|
|
kwargs['initial_condition'] = None
|
|
kwargs['final_func'] = 'List_As_String'
|
|
with self.VerifiedAggregate(self, **kwargs) as va:
|
|
meta = self.keyspace_aggregate_meta[va.signature]
|
|
self.assertIsNone(meta.initial_condition)
|
|
self.assertEqual(meta.final_func, kwargs['final_func'])
|
|
cql = meta.as_cql_query()
|
|
self.assertEqual(cql.find('INITCOND'), -1)
|
|
search_string = 'FINALFUNC "%s"' % kwargs['final_func']
|
|
self.assertGreater(cql.find(search_string), 0, '"%s" search string not found in cql:\n%s' % (search_string, cql))
|
|
|
|
# both
|
|
kwargs['initial_condition'] = ['init', 'cond']
|
|
kwargs['final_func'] = 'List_As_String'
|
|
with self.VerifiedAggregate(self, **kwargs) as va:
|
|
meta = self.keyspace_aggregate_meta[va.signature]
|
|
self.assertListEqual(meta.initial_condition, kwargs['initial_condition'])
|
|
self.assertEqual(meta.final_func, kwargs['final_func'])
|
|
cql = meta.as_cql_query()
|
|
init_cond_idx = cql.find("INITCOND %s" % Encoder().cql_encode_all_types(kwargs['initial_condition']))
|
|
final_func_idx = cql.find('FINALFUNC "%s"' % kwargs['final_func'])
|
|
self.assertNotIn(-1, (init_cond_idx, final_func_idx))
|
|
self.assertGreater(init_cond_idx, final_func_idx)
|