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b7432cd68a
The tests expect to be run against text/none tables which causes failures on exhaustive test runs. I don't think it adds any extra coverage to run these tests against lzo format so added a constraint. Change-Id: Ib0878e2ba84107c9df4499def304fe45ba4fe4b4 Reviewed-on: http://gerrit.ent.cloudera.com:8080/1884 Reviewed-by: Lenni Kuff <lskuff@cloudera.com> Tested-by: Lenni Kuff <lskuff@cloudera.com> Reviewed-on: http://gerrit.ent.cloudera.com:8080/1964 Tested-by: jenkins
55 lines
2.5 KiB
Python
55 lines
2.5 KiB
Python
#!/usr/bin/env python
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# Copyright (c) 2012 Cloudera, Inc. All rights reserved.
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# Functional tests running EXPLAIN statements.
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#
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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.impala_test_suite import *
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# Tests the different explain levels [0-3] on a few queries.
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# TODO: Clean up this test to use an explain level test dimension and appropriate
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# result sub-sections for the expected explain plans.
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class TestExplain(ImpalaTestSuite):
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# Value for the num_scanner_threads query option to ensure that the memory estimates of
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# scan nodes are consistent even when run on machines with different numbers of cores.
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NUM_SCANNER_THREADS = 1
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@classmethod
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def get_workload(self):
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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(TestExplain, cls).add_test_dimensions()
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cls.TestMatrix.add_constraint(lambda v:\
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v.get_value('table_format').file_format == 'text' and\
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v.get_value('table_format').compression_codec == 'none' and\
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v.get_value('exec_option')['batch_size'] == 0 and\
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v.get_value('exec_option')['disable_codegen'] == False and\
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v.get_value('exec_option')['num_nodes'] != 1)
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@pytest.mark.xfail(run=False, reason="Expected per-host mem requirements inconsistent")
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def test_explain_level0(self, vector):
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vector.get_value('exec_option')['num_scanner_threads'] = self.NUM_SCANNER_THREADS
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vector.get_value('exec_option')['explain_level'] = 0
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self.run_test_case('QueryTest/explain-level0', vector)
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@pytest.mark.xfail(run=False, reason="Expected per-host mem requirements inconsistent")
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def test_explain_level1(self, vector):
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vector.get_value('exec_option')['num_scanner_threads'] = self.NUM_SCANNER_THREADS
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vector.get_value('exec_option')['explain_level'] = 1
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self.run_test_case('QueryTest/explain-level1', vector)
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@pytest.mark.xfail(run=False, reason="The test for missing table stats fails for avro")
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def test_explain_level2(self, vector):
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vector.get_value('exec_option')['num_scanner_threads'] = self.NUM_SCANNER_THREADS
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vector.get_value('exec_option')['explain_level'] = 2
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self.run_test_case('QueryTest/explain-level2', vector)
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@pytest.mark.xfail(run=False, reason="The test for missing table stats fails for avro")
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def test_explain_level3(self, vector):
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vector.get_value('exec_option')['num_scanner_threads'] = self.NUM_SCANNER_THREADS
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vector.get_value('exec_option')['explain_level'] = 3
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self.run_test_case('QueryTest/explain-level3', vector)
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