tests/metadata/test_column_unicode.py

# -*- coding: utf-8 -*-
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from tests.common.impala_test_suite import ImpalaTestSuite
from tests.common.test_dimensions import create_client_protocol_dimension


class TestColumnUnicode(ImpalaTestSuite):

    @classmethod
    def add_test_dimensions(cls):
        super(TestColumnUnicode, cls).add_test_dimensions()
        cls.ImpalaTestMatrix.add_dimension(create_client_protocol_dimension())
        # Since the test file already covers different file formats,
        # a constraint is added to avoid redundancy.
        cls.ImpalaTestMatrix.add_constraint(
            lambda v: v.get_value('table_format').file_format == 'parquet'
            and v.get_value('table_format').compression_codec == 'none')

    def test_create_unicode_table(self, vector, unique_database):
        self.run_test_case('QueryTest/unicode-column-name', vector,
                           use_db=unique_database)