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9cabee4a71
Change-Id: Ic8e29efe63f6745e1ff44248657cbd7882bb16d9 Reviewed-on: http://gerrit.ent.cloudera.com:8080/1626 Reviewed-by: Lenni Kuff <lskuff@cloudera.com> Tested-by: jenkins Reviewed-on: http://gerrit.ent.cloudera.com:8080/1670 Reviewed-by: Alex Behm <alex.behm@cloudera.com>
131 lines
5.3 KiB
Python
131 lines
5.3 KiB
Python
#!/usr/bin/env python
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# Copyright (c) 2012 Cloudera, Inc. All rights reserved.
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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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#
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# Tests to validate the Catalog Service client APIs.
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import logging
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import pytest
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from tests.common.test_vector import *
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from tests.common.test_dimensions import *
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from tests.common.impala_test_suite import ImpalaTestSuite
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from tests.common.impala_cluster import ImpalaCluster
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from CatalogService import CatalogService
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from CatalogService.CatalogService import TGetFunctionsRequest, TGetFunctionsResponse
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from Status.ttypes import TStatus, TStatusCode
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from thrift.transport.TSocket import TSocket
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from thrift.protocol import TBinaryProtocol
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from thrift.transport.TTransport import TBufferedTransport, TTransportException
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from tests.util.thrift_util import create_transport
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LOG = logging.getLogger('test_catalog_service_client')
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class TestCatalogServiceClient(ImpalaTestSuite):
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TEST_DB = 'catalog_service_client_test_db'
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@classmethod
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def get_workload(cls):
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return 'functional-query'
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@classmethod
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def add_test_dimensions(cls):
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super(TestCatalogServiceClient, cls).add_test_dimensions()
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cls.TestMatrix.add_dimension(create_single_exec_option_dimension())
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# There is no reason to run these tests using all dimensions.
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cls.TestMatrix.add_constraint(lambda v:\
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v.get_value('table_format').file_format == 'parquet' and\
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v.get_value('table_format').compression_codec == 'none')
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def setup_method(self, method):
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self.cleanup_db(self.TEST_DB)
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self.client.execute('create database %s' % self.TEST_DB)
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def teardown_method(self, method):
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self.cleanup_db(self.TEST_DB)
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def test_get_functions(self, vector):
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impala_cluster = ImpalaCluster()
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catalogd = impala_cluster.catalogd.service
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trans_type = 'buffered'
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if pytest.config.option.use_kerberos:
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trans_type = 'kerberos'
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transport = create_transport(host=catalogd.hostname, port=catalogd.service_port,
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service='impala', transport_type=trans_type)
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transport.open()
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protocol = TBinaryProtocol.TBinaryProtocol(transport)
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catalog_client = CatalogService.Client(protocol)
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request = TGetFunctionsRequest()
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request.db_name = self.TEST_DB
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response = catalog_client.GetFunctions(request)
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assert response.status.status_code == TStatusCode.OK
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assert len(response.functions) == 0
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# Add a function and make sure it shows up.
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self.client.execute("create function %s.fn() RETURNS int "\
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"LOCATION '/test-warehouse/libTestUdfs.so' SYMBOL='Fn'" % self.TEST_DB)
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response = catalog_client.GetFunctions(request)
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LOG.debug(response)
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assert len(response.functions) == 1
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assert len(response.functions[0].arg_types) == 0
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assert response.functions[0].name.db_name == self.TEST_DB
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assert response.functions[0].name.function_name == 'fn'
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assert response.functions[0].aggregate_fn is None
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assert response.functions[0].scalar_fn is not None
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assert '/test-warehouse/libTestUdfs.so' in response.functions[0].hdfs_location
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# Add another scalar function with overloaded parameters ensure it shows up.
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self.client.execute("create function %s.fn(int) RETURNS double "\
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"LOCATION '/test-warehouse/libTestUdfs.so' SYMBOL='Fn'" % self.TEST_DB)
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response = catalog_client.GetFunctions(request)
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LOG.debug(response)
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assert response.status.status_code == TStatusCode.OK
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assert len(response.functions) == 2
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functions = [fn for fn in response.functions]
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# Sort by number of arg in the function (ascending)
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functions.sort(key=lambda fn: len(fn.arg_types))
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assert len(functions[0].arg_types) == 0
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assert len(functions[1].arg_types) == 1
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assert functions[0].signature == 'fn()'
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assert functions[1].signature == 'fn(INT)'
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# Verify aggregate functions can also be retrieved
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self.client.execute("create aggregate function %s.agg_fn(int, string) RETURNS int LO"\
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"CATION '/test-warehouse/libTestUdas.so' UPDATE_FN='TwoArgUpdate'" % self.TEST_DB)
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response = catalog_client.GetFunctions(request)
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LOG.debug(response)
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assert response.status.status_code == TStatusCode.OK
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assert len(response.functions) == 3
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functions = [fn for fn in response.functions if fn.aggregate_fn is not None]
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# Should be only 1 aggregate function
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assert len(functions) == 1
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# Negative test cases for database name
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request.db_name = self.TEST_DB + "_does_not_exist"
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response = catalog_client.GetFunctions(request)
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LOG.debug(response)
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assert response.status.status_code == TStatusCode.INTERNAL_ERROR
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assert 'Database does not exist: ' in str(response.status)
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request = TGetFunctionsRequest()
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response = catalog_client.GetFunctions(request)
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LOG.debug(response)
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assert response.status.status_code == TStatusCode.INTERNAL_ERROR
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assert 'Database name must be set' in str(response.status)
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