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# to you under the Apache License, Version 2.0 (the
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#
#   http://www.apache.org/licenses/LICENSE-2.0
#
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# software distributed under the License is distributed on an
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# specific language governing permissions and limitations
# under the License.

# Test the limit pushdown to analytic sort in the presence
# of ranking functions

from tests.common.impala_test_suite import ImpalaTestSuite

class TestLimitPushdownAnalytic(ImpalaTestSuite):


  @classmethod
  def get_workload(cls):
    return 'tpch'

  @classmethod
  def add_test_dimensions(cls):
    super(TestLimitPushdownAnalytic, cls).add_test_dimensions()
    cls.ImpalaTestMatrix.add_constraint(lambda v:
        v.get_value('table_format').file_format in ['parquet'])

  def test_limit_pushdown_analytic(self, vector):
    self.run_test_case('limit-pushdown-analytic', vector)