mirror of
https://github.com/apache/impala.git
synced 2026-01-01 18:00:30 -05:00
b9ea32e9b7
Change-Id: Idbd29af3fcc35b9e1173d08ac55b5780751c5938 Reviewed-on: http://gerrit.ent.cloudera.com:8080/196 Tested-by: jenkins <kitchen-build@cloudera.com> Reviewed-by: Skye Wanderman-Milne <skye@cloudera.com> Tested-by: Skye Wanderman-Milne <skye@cloudera.com>
31 lines
1.1 KiB
Python
31 lines
1.1 KiB
Python
#!/usr/bin/env python
|
|
# Copyright (c) 2012 Cloudera, Inc. All rights reserved.
|
|
# Validates running with different scan range length values
|
|
#
|
|
import pytest
|
|
from copy import copy
|
|
from tests.common.test_vector import TestDimension
|
|
from tests.common.impala_test_suite import ImpalaTestSuite, ALL_NODES_ONLY
|
|
|
|
# We use very small scan ranges to exercise corner cases in the HDFS scanner more
|
|
# thoroughly. In particular, it will exercise:
|
|
# 1. scan range with no tuple
|
|
# 2. tuple that span across multiple scan ranges
|
|
MAX_SCAN_RANGE_LENGTHS = [1, 2, 5]
|
|
|
|
class TestScanRangeLengths(ImpalaTestSuite):
|
|
@classmethod
|
|
def get_workload(cls):
|
|
return 'functional-query'
|
|
|
|
@classmethod
|
|
def add_test_dimensions(cls):
|
|
super(TestScanRangeLengths, cls).add_test_dimensions()
|
|
cls.TestMatrix.add_dimension(
|
|
TestDimension('max_scan_range_length', *MAX_SCAN_RANGE_LENGTHS))
|
|
|
|
def test_scan_ranges(self, vector):
|
|
vector.get_value('exec_option')['max_scan_range_length'] =\
|
|
vector.get_value('max_scan_range_length')
|
|
self.run_test_case('QueryTest/hdfs-tiny-scan', vector)
|