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from __future__ import absolute_import, division, print_function
import pytest
from tests.common.custom_cluster_test_suite import CustomClusterTestSuite
from tests.common.skip import SkipIf


@SkipIf.not_dfs
class TestHedgedReads(CustomClusterTestSuite):
  """ Exercises the hedged reads code path.
      NOTE: We unfortunately cannot force hedged reads on a minicluster, but we enable
      this test to at least make sure that the code path doesn't break."""
  @CustomClusterTestSuite.with_args("--use_hdfs_pread=true")
  def test_hedged_reads(self, vector):
    QUERY = "select * from tpch_parquet.lineitem limit 100"
    self.client.execute(QUERY)