ClickHouse/tests/integration/test_dictionary_custom_settings/test.py

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import os
import pytest
from helpers.cluster import ClickHouseCluster
SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))
config_dir = os.path.join(SCRIPT_DIR, './configs')
DICTIONARY_FILES = [
'configs/dictionaries/FileSourceConfig.xml',
'configs/dictionaries/ExecutableSourceConfig.xml',
'configs/dictionaries/source.csv',
'configs/dictionaries/HTTPSourceConfig.xml',
'configs/dictionaries/ClickHouseSourceConfig.xml'
]
cluster = ClickHouseCluster(__file__, base_configs_dir=config_dir)
instance = cluster.add_instance('node', main_configs=DICTIONARY_FILES, config_dir=config_dir)
def prepare():
node = instance
path = "/source.csv"
script_dir = os.path.dirname(os.path.realpath(__file__))
node.copy_file_to_container(os.path.join(script_dir, './http_server.py'), '/http_server.py')
node.copy_file_to_container(os.path.join(script_dir, 'configs/dictionaries/source.csv'), './source.csv')
node.exec_in_container([
"bash",
"-c",
"python2 /http_server.py --data-path={tbl} --schema=http --host=localhost --port=5555".format(
tbl=path)
], detach=True)
@pytest.fixture(scope="module")
def start_cluster():
try:
cluster.start()
prepare()
yield cluster
finally:
cluster.shutdown()
def test_work(start_cluster):
query = instance.query
assert query("SELECT dictGetString('test_file', 'first', toUInt64(1))") == "\\\'a\n"
assert query("SELECT dictGetString('test_file', 'second', toUInt64(1))") == "\"b\n"
assert query("SELECT dictGetString('test_executable', 'first', toUInt64(1))") == "\\\'a\n"
assert query("SELECT dictGetString('test_executable', 'second', toUInt64(1))") == "\"b\n"
caught_exception = ''
try:
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instance.query("CREATE TABLE source (id UInt64, first String, second String, third String) ENGINE=TinyLog;")
instance.query("INSERT INTO default.source VALUES (1, 'aaa', 'bbb', 'cccc'), (2, 'ddd', 'eee', 'fff')")
instance.query("SELECT dictGetString('test_clickhouse', 'second', toUInt64(1))")
except Exception as e:
caught_exception = str(e)
assert caught_exception.find("Limit for result exceeded") != -1
assert query("SELECT dictGetString('test_http', 'first', toUInt64(1))") == "\\\'a\n"
assert query("SELECT dictGetString('test_http', 'second', toUInt64(1))") == "\"b\n"