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https://github.com/ClickHouse/ClickHouse.git
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b75963d370
This PR formats all the `*.py` files found under the `tests/integration` folder. It also reorders the imports and cleans up a bunch of unused imports. The formatting also takes care of other things like wrapping lines and fixing spaces and indents such that the tests look more readable.
140 lines
5.1 KiB
Python
140 lines
5.1 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster
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cluster = ClickHouseCluster(__file__)
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instance = cluster.add_instance('instance', user_configs=["configs/users.xml"])
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@pytest.fixture(scope="module")
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def started_cluster():
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try:
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cluster.start()
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yield cluster
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finally:
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cluster.shutdown()
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def test_system_settings(started_cluster):
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assert instance.query(
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"SELECT name, value, min, max, readonly from system.settings WHERE name = 'force_index_by_date'") == \
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"force_index_by_date\t0\t\\N\t\\N\t1\n"
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assert instance.query(
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"SELECT name, value, min, max, readonly from system.settings WHERE name = 'max_memory_usage'") == \
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"max_memory_usage\t10000000000\t5000000000\t20000000000\t0\n"
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assert instance.query("SELECT name, value, min, max, readonly from system.settings WHERE name = 'readonly'") == \
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"readonly\t0\t\\N\t\\N\t0\n"
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def test_system_constraints(started_cluster):
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assert_query_settings(instance, "SELECT 1",
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settings={'readonly': 0},
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exception="Cannot modify 'readonly'",
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user="readonly_user")
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assert_query_settings(instance, "SELECT 1",
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settings={'allow_ddl': 1},
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exception="Cannot modify 'allow_ddl'",
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user="no_dll_user")
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def test_read_only_constraint(started_cluster):
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# Default value
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assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='force_index_by_date'",
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settings={},
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result="0")
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# Invalid value
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assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='force_index_by_date'",
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settings={'force_index_by_date': 1},
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result=None,
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exception="Setting force_index_by_date should not be changed")
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def test_min_constraint(started_cluster):
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# Default value
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assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='max_memory_usage'",
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{},
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result="10000000000")
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# Valid value
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assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='max_memory_usage'",
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settings={'max_memory_usage': 5000000000},
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result="5000000000")
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# Invalid value
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assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='max_memory_usage'",
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settings={'max_memory_usage': 4999999999},
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result=None,
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exception="Setting max_memory_usage shouldn't be less than 5000000000")
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def test_max_constraint(started_cluster):
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# Default value
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assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='max_memory_usage'",
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{},
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result="10000000000")
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# Valid value
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assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='max_memory_usage'",
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settings={'max_memory_usage': 20000000000},
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result="20000000000")
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# Invalid value
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assert_query_settings(instance, "SELECT value FROM system.settings WHERE name='max_memory_usage'",
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settings={'max_memory_usage': 20000000001},
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result=None,
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exception="Setting max_memory_usage shouldn't be greater than 20000000000")
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def assert_query_settings(instance, query, settings, result=None, exception=None, user=None):
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"""
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Try and send the query with custom settings via all available methods:
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1. TCP Protocol with settings packet
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2. HTTP Protocol with settings params
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3. TCP Protocol with session level settings
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4. TCP Protocol with query level settings
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"""
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if not settings:
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settings = {}
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# tcp level settings
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if exception:
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assert exception in instance.query_and_get_error(query, settings=settings, user=user)
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else:
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assert instance.query(query, settings=settings, user=user).strip() == result
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# http level settings
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if exception:
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assert exception in instance.http_query_and_get_error(query, params=settings, user=user)
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else:
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assert instance.http_query(query, params=settings, user=user).strip() == result
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# session level settings
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queries = ""
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for k, v in settings.items():
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queries += "SET {}={};\n".format(k, v)
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queries += query
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if exception:
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assert exception in instance.query_and_get_error(queries, user=user)
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else:
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assert instance.query(queries, user=user).strip() == result
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if settings:
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query += " SETTINGS "
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for ix, (k, v) in enumerate(settings.items()):
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query += "{} = {}".format(k, v)
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if ix != len(settings) - 1:
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query += ", "
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if exception:
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assert exception in instance.query_and_get_error(queries, user=user)
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else:
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assert instance.query(queries, user=user).strip() == result
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