tests/custom_cluster/test_thrift_debug_string_exception.py

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from tests.common.custom_cluster_test_suite import CustomClusterTestSuite


class TestThriftDebugStringExceptions(CustomClusterTestSuite):
  """Regression tests for IMPALA-10450"""

  @CustomClusterTestSuite.with_args(
    catalogd_args="--debug_actions=THRIFT_DEBUG_STRING:EXCEPTION@bad_alloc")
  def test_thrift_debug_str_bad_alloc(self):
    """The test executes a API call to get a catalog object from the debug UI and makes
    sure that catalogd does not crash if the ThriftDebugString throws bad_alloc
    exception."""
    obj = self._get_catalog_object()
    assert "Unexpected exception received" in obj

  @CustomClusterTestSuite.with_args(
    catalogd_args="--debug_actions=THRIFT_DEBUG_STRING:EXCEPTION@TException")
  def test_thrift_debug_str_texception(self):
    """The test executes a API call to get a catalog object from the debug UI and makes
    sure that catalogd does not crash if the ThriftDebugString throws a TException."""
    obj = self._get_catalog_object()
    assert "Unexpected exception received" in obj

  @CustomClusterTestSuite.with_args()
  def test_thrift_debug_str(self):
    """Sanity test which executes API call to get a catalog object and make sure that
    it does not return a error message under normal circumstances."""
    obj = self._get_catalog_object()
    assert "Unexpected exception received" not in obj

  def _get_catalog_object(self):
    """ Return the catalog object of functional.alltypes serialized to string. """
    return self.cluster.catalogd.service.read_debug_webpage(
      "catalog_object?object_type=TABLE&object_name=functional.alltypes")