ClickHouse/tests/integration/test_mysql_protocol/test.py
2023-08-01 13:34:19 +00:00

856 lines
28 KiB
Python

# coding: utf-8
import datetime
import fnmatch
import math
import os
import time
import logging
import docker
import pymysql.connections
import pytest
from docker.models.containers import Container
from helpers.cluster import ClickHouseCluster, get_docker_compose_path, run_and_check
SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))
DOCKER_COMPOSE_PATH = get_docker_compose_path()
cluster = ClickHouseCluster(__file__)
node = cluster.add_instance(
"node",
main_configs=[
"configs/ssl_conf.xml",
"configs/mysql.xml",
"configs/dhparam.pem",
"configs/server.crt",
"configs/server.key",
],
user_configs=["configs/users.xml"],
env_variables={"UBSAN_OPTIONS": "print_stacktrace=1"},
with_mysql_client=True,
)
server_port = 9001
@pytest.fixture(scope="module")
def started_cluster():
cluster.start()
try:
yield cluster
finally:
cluster.shutdown()
@pytest.fixture(scope="module")
def golang_container():
docker_compose = os.path.join(
DOCKER_COMPOSE_PATH, "docker_compose_mysql_golang_client.yml"
)
run_and_check(
[
"docker-compose",
"-p",
cluster.project_name,
"-f",
docker_compose,
"up",
"--force-recreate",
"-d",
"--no-build",
]
)
yield docker.DockerClient(
base_url="unix:///var/run/docker.sock",
version=cluster.docker_api_version,
timeout=600,
).containers.get(cluster.project_name + "_golang1_1")
@pytest.fixture(scope="module")
def php_container():
docker_compose = os.path.join(
DOCKER_COMPOSE_PATH, "docker_compose_mysql_php_client.yml"
)
run_and_check(
[
"docker-compose",
"--env-file",
cluster.instances["node"].env_file,
"-p",
cluster.project_name,
"-f",
docker_compose,
"up",
"--force-recreate",
"-d",
"--no-build",
]
)
yield docker.DockerClient(
base_url="unix:///var/run/docker.sock",
version=cluster.docker_api_version,
timeout=600,
).containers.get(cluster.project_name + "_php1_1")
@pytest.fixture(scope="module")
def nodejs_container():
docker_compose = os.path.join(
DOCKER_COMPOSE_PATH, "docker_compose_mysql_js_client.yml"
)
run_and_check(
[
"docker-compose",
"--env-file",
cluster.instances["node"].env_file,
"-p",
cluster.project_name,
"-f",
docker_compose,
"up",
"--force-recreate",
"-d",
"--no-build",
]
)
yield docker.DockerClient(
base_url="unix:///var/run/docker.sock",
version=cluster.docker_api_version,
timeout=600,
).containers.get(cluster.project_name + "_mysqljs1_1")
@pytest.fixture(scope="module")
def java_container():
docker_compose = os.path.join(
DOCKER_COMPOSE_PATH, "docker_compose_mysql_java_client.yml"
)
run_and_check(
[
"docker-compose",
"--env-file",
cluster.instances["node"].env_file,
"-p",
cluster.project_name,
"-f",
docker_compose,
"up",
"--force-recreate",
"-d",
"--no-build",
]
)
yield docker.DockerClient(
base_url="unix:///var/run/docker.sock",
version=cluster.docker_api_version,
timeout=600,
).containers.get(cluster.project_name + "_java1_1")
def test_mysql_client(started_cluster):
# type: (ClickHouseCluster) -> None
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u user_with_double_sha1 --password=abacaba
-e "SELECT 1;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
logging.debug(f"test_mysql_client code:{code} stdout:{stdout}, stderr:{stderr}")
assert stdout.decode() == "\n".join(["1", "1", ""])
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default --password=123
-e "SELECT 1 as a;"
-e "SELECT 'тест' as b;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert stdout.decode() == "\n".join(["a", "1", "b", "тест", ""])
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default --password=abc -e "select 1 as a;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert (
"mysql: [Warning] Using a password on the command line interface can be insecure.\n"
"ERROR 516 (00000): default: Authentication failed: password is incorrect, or there is no user with such name"
in stderr.decode()
)
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default --password=123
-e "use system;"
-e "select count(*) from (select name from tables limit 1);"
-e "use system2;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert stdout.decode() == "count()\n1\n"
expected_msg = "\n".join(
[
"mysql: [Warning] Using a password on the command line interface can be insecure.",
"ERROR 81 (00000) at line 1: Code: 81. DB::Exception: Database system2 doesn't exist",
]
)
assert stderr[: len(expected_msg)].decode() == expected_msg
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default --password=123
-e "CREATE DATABASE x;"
-e "USE x;"
-e "CREATE TABLE table1 (column UInt32) ENGINE = Memory;"
-e "INSERT INTO table1 VALUES (0), (1), (5);"
-e "INSERT INTO table1 VALUES (0), (1), (5);"
-e "SELECT * FROM table1 ORDER BY column;"
-e "DROP DATABASE x;"
-e "CREATE TEMPORARY TABLE tmp (tmp_column UInt32);"
-e "INSERT INTO tmp VALUES (0), (1);"
-e "SELECT * FROM tmp ORDER BY tmp_column;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert stdout.decode() == "\n".join(
["column", "0", "0", "1", "1", "5", "5", "tmp_column", "0", "1", ""]
)
def test_mysql_client_exception(started_cluster):
# Poco exception.
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default --password=123
-e "CREATE TABLE default.t1_remote_mysql AS mysql('127.0.0.1:10086','default','t1_local','default','');"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
expected_msg = "\n".join(
[
"mysql: [Warning] Using a password on the command line interface can be insecure.",
"ERROR 1000 (00000) at line 1: Poco::Exception. Code: 1000, e.code() = 0, Exception: Connections to mysql failed: default@127.0.0.1:10086 as user default",
]
)
assert stderr[: len(expected_msg)].decode() == expected_msg
def test_mysql_affected_rows(started_cluster):
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default --password=123
-e "CREATE TABLE IF NOT EXISTS default.t1 (n UInt64) ENGINE MergeTree() ORDER BY tuple();"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql -vvv --protocol tcp -h {host} -P {port} default -u default --password=123
-e "INSERT INTO default.t1(n) VALUES(1);"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert "1 row affected" in stdout.decode()
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql -vvv --protocol tcp -h {host} -P {port} default -u default --password=123
-e "INSERT INTO default.t1(n) SELECT * FROM numbers(1000)"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert "1000 rows affected" in stdout.decode()
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default --password=123
-e "DROP TABLE default.t1;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
def test_mysql_replacement_query(started_cluster):
# SHOW TABLE STATUS LIKE.
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default
--password=123 -e "show table status like 'xx';"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
# SHOW VARIABLES.
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default
--password=123 -e "show variables;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
# KILL QUERY.
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default
--password=123 -e "kill query 0;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default
--password=123 -e "kill query where query_id='mysql:0';"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
# SELECT DATABASE().
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default
--password=123 -e "select database();"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert stdout.decode().lower() in [
"currentdatabase()\ndefault\n",
"database()\ndefault\n",
]
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default
--password=123 -e "select DATABASE();"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert stdout.decode().lower() in [
"currentdatabase()\ndefault\n",
"database()\ndefault\n",
]
def test_mysql_select_user(started_cluster):
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default --password=123
-e "select user();"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert stdout.decode() in ["currentUser()\ndefault\n", "user()\ndefault\n"]
def test_mysql_explain(started_cluster):
# EXPLAIN SELECT 1
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default --password=123
-e "EXPLAIN SELECT 1;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
# EXPLAIN AST SELECT 1
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default --password=123
-e "EXPLAIN AST SELECT 1;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
# EXPLAIN PLAN SELECT 1
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default --password=123
-e "EXPLAIN PLAN SELECT 1;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
# EXPLAIN PIPELINE graph=1 SELECT 1
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default --password=123
-e "EXPLAIN PIPELINE graph=1 SELECT 1;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
def test_mysql_federated(started_cluster):
# For some reason it occasionally fails without retries.
retries = 100
for try_num in range(retries):
node.query(
"""DROP DATABASE IF EXISTS mysql_federated""", settings={"password": "123"}
)
node.query("""CREATE DATABASE mysql_federated""", settings={"password": "123"})
node.query(
"""CREATE TABLE mysql_federated.test (col UInt32) ENGINE = Log""",
settings={"password": "123"},
)
node.query(
"""INSERT INTO mysql_federated.test VALUES (0), (1), (5)""",
settings={"password": "123"},
)
def check_retryable_error_in_stderr(stderr):
stderr = stderr.decode()
return (
"Can't connect to local MySQL server through socket" in stderr
or "MySQL server has gone away" in stderr
or "Server shutdown in progress" in stderr
)
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql
-e "DROP SERVER IF EXISTS clickhouse;"
-e "CREATE SERVER clickhouse FOREIGN DATA WRAPPER mysql
OPTIONS (USER 'default', PASSWORD '123', HOST '{host}', PORT {port}, DATABASE 'mysql_federated');"
-e "DROP DATABASE IF EXISTS mysql_federated;"
-e "CREATE DATABASE mysql_federated;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
if code != 0:
print(("stdout", stdout))
print(("stderr", stderr))
if try_num + 1 < retries and check_retryable_error_in_stderr(stderr):
time.sleep(1)
continue
assert code == 0
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql
-e "CREATE TABLE mysql_federated.test(`col` int UNSIGNED) ENGINE=FEDERATED CONNECTION='clickhouse';"
-e "SELECT * FROM mysql_federated.test ORDER BY col;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
if code != 0:
print(("stdout", stdout))
print(("stderr", stderr))
if try_num + 1 < retries and check_retryable_error_in_stderr(stderr):
time.sleep(1)
continue
assert code == 0
assert stdout.decode() == "\n".join(["col", "0", "1", "5", ""])
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql
-e "INSERT INTO mysql_federated.test VALUES (0), (1), (5);"
-e "SELECT * FROM mysql_federated.test ORDER BY col;"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
if code != 0:
print(("stdout", stdout))
print(("stderr", stderr))
if try_num + 1 < retries and check_retryable_error_in_stderr(stderr):
time.sleep(1)
continue
assert code == 0
assert stdout.decode() == "\n".join(["col", "0", "0", "1", "1", "5", "5", ""])
def test_mysql_set_variables(started_cluster):
code, (stdout, stderr) = started_cluster.mysql_client_container.exec_run(
"""
mysql --protocol tcp -h {host} -P {port} default -u default --password=123
-e
"
SET NAMES=default;
SET character_set_results=default;
SET FOREIGN_KEY_CHECKS=false;
SET AUTOCOMMIT=1;
SET sql_mode='strict';
SET @@wait_timeout = 2147483;
SET SESSION TRANSACTION ISOLATION LEVEL READ;
"
""".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
def test_python_client(started_cluster):
client = pymysql.connections.Connection(
host=started_cluster.get_instance_ip("node"),
user="user_with_double_sha1",
password="abacaba",
database="default",
port=server_port,
)
with pytest.raises(pymysql.InternalError) as exc_info:
client.query("select name from tables")
resp = exc_info.value.args[1]
assert fnmatch.fnmatch(resp, "*DB::Exception:*tables*UNKNOWN_TABLE*"), resp
cursor = client.cursor(pymysql.cursors.DictCursor)
cursor.execute("select 1 as a, 'тест' as b")
assert cursor.fetchall() == [{"a": 1, "b": "тест"}]
with pytest.raises(pymysql.InternalError) as exc_info:
pymysql.connections.Connection(
host=started_cluster.get_instance_ip("node"),
user="default",
password="abacab",
database="default",
port=server_port,
)
assert exc_info.value.args[0] == 516
assert (
"default: Authentication failed: password is incorrect, or there is no user with such name"
in exc_info.value.args[1]
)
client = pymysql.connections.Connection(
host=started_cluster.get_instance_ip("node"),
user="default",
password="123",
database="default",
port=server_port,
)
with pytest.raises(pymysql.InternalError) as exc_info:
client.query("select name from tables")
resp = exc_info.value.args[1]
assert fnmatch.fnmatch(resp, "*DB::Exception:*tables*UNKNOWN_TABLE*"), resp
cursor = client.cursor(pymysql.cursors.DictCursor)
cursor.execute("select 1 as a, 'тест' as b")
assert cursor.fetchall() == [{"a": 1, "b": "тест"}]
client.select_db("system")
with pytest.raises(pymysql.InternalError) as exc_info:
client.select_db("system2")
assert exc_info.value.args[1].startswith(
"Code: 81. DB::Exception: Database system2 doesn't exist"
), exc_info.value.args[1]
cursor = client.cursor(pymysql.cursors.DictCursor)
cursor.execute("CREATE DATABASE x")
client.select_db("x")
cursor.execute("CREATE TABLE table1 (a UInt32) ENGINE = Memory")
cursor.execute("INSERT INTO table1 VALUES (1), (3)")
cursor.execute("INSERT INTO table1 VALUES (1), (4)")
cursor.execute("SELECT * FROM table1 ORDER BY a")
assert cursor.fetchall() == [{"a": 1}, {"a": 1}, {"a": 3}, {"a": 4}]
def test_golang_client(started_cluster, golang_container):
# type: (str, Container) -> None
with open(os.path.join(SCRIPT_DIR, "golang.reference"), "rb") as fp:
reference = fp.read()
code, (stdout, stderr) = golang_container.exec_run(
"./main --host {host} --port {port} --user default --password 123 --database "
"abc".format(host=started_cluster.get_instance_ip("node"), port=server_port),
demux=True,
)
assert code == 1
assert stderr.decode() == "Error 81: Database abc doesn't exist\n"
code, (stdout, stderr) = golang_container.exec_run(
"./main --host {host} --port {port} --user default --password 123 --database "
"default".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert stdout == reference
code, (stdout, stderr) = golang_container.exec_run(
"./main --host {host} --port {port} --user user_with_double_sha1 --password abacaba --database "
"default".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert stdout == reference
def test_php_client(started_cluster, php_container):
# type: (str, Container) -> None
code, (stdout, stderr) = php_container.exec_run(
"php -f test.php {host} {port} default 123".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert stdout.decode() == "tables\ntables\ntables\n"
code, (stdout, stderr) = php_container.exec_run(
"php -f test_ssl.php {host} {port} default 123".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert stdout.decode() == "tables\ntables\ntables\n"
code, (stdout, stderr) = php_container.exec_run(
"php -f test.php {host} {port} user_with_double_sha1 abacaba".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert stdout.decode() == "tables\ntables\ntables\n"
code, (stdout, stderr) = php_container.exec_run(
"php -f test_ssl.php {host} {port} user_with_double_sha1 abacaba".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert stdout.decode() == "tables\ntables\ntables\n"
def test_mysqljs_client(started_cluster, nodejs_container):
code, (_, stderr) = nodejs_container.exec_run(
"node test.js {host} {port} user_with_sha256 abacaba".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 1
assert (
"MySQL is requesting the sha256_password authentication method, which is not supported."
in stderr.decode()
)
code, (_, stderr) = nodejs_container.exec_run(
'node test.js {host} {port} user_with_empty_password ""'.format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
code, (_, _) = nodejs_container.exec_run(
"node test.js {host} {port} user_with_double_sha1 abacaba".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
code, (_, _) = nodejs_container.exec_run(
"node test.js {host} {port} user_with_empty_password 123".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 1
def test_java_client(started_cluster, java_container):
# type: (str, Container) -> None
with open(os.path.join(SCRIPT_DIR, "java.reference")) as fp:
reference = fp.read()
# database not exists exception.
code, (stdout, stderr) = java_container.exec_run(
"java JavaConnectorTest --host {host} --port {port} --user user_with_empty_password --database "
"abc".format(host=started_cluster.get_instance_ip("node"), port=server_port),
demux=True,
)
assert code == 1
# empty password passed.
code, (stdout, stderr) = java_container.exec_run(
"java JavaConnectorTest --host {host} --port {port} --user user_with_empty_password --database "
"default".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert stdout.decode() == reference
# non-empty password passed.
code, (stdout, stderr) = java_container.exec_run(
"java JavaConnectorTest --host {host} --port {port} --user default --password 123 --database "
"default".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert stdout.decode() == reference
# double-sha1 password passed.
code, (stdout, stderr) = java_container.exec_run(
"java JavaConnectorTest --host {host} --port {port} --user user_with_double_sha1 --password abacaba --database "
"default".format(
host=started_cluster.get_instance_ip("node"), port=server_port
),
demux=True,
)
assert code == 0
assert stdout.decode() == reference
def test_types(started_cluster):
client = pymysql.connections.Connection(
host=started_cluster.get_instance_ip("node"),
user="default",
password="123",
database="default",
port=server_port,
)
cursor = client.cursor(pymysql.cursors.DictCursor)
cursor.execute(
"select "
"toInt8(-pow(2, 7)) as Int8_column, "
"toUInt8(pow(2, 8) - 1) as UInt8_column, "
"toInt16(-pow(2, 15)) as Int16_column, "
"toUInt16(pow(2, 16) - 1) as UInt16_column, "
"toInt32(-pow(2, 31)) as Int32_column, "
"toUInt32(pow(2, 32) - 1) as UInt32_column, "
"toInt64('-9223372036854775808') as Int64_column, " # -2^63
"toUInt64('18446744073709551615') as UInt64_column, " # 2^64 - 1
"'тест' as String_column, "
"toFixedString('тест', 8) as FixedString_column, "
"toFloat32(1.5) as Float32_column, "
"toFloat64(1.5) as Float64_column, "
"toFloat32(NaN) as Float32_NaN_column, "
"-Inf as Float64_Inf_column, "
"toDate('2019-12-08') as Date_column, "
"toDate('1970-01-01') as Date_min_column, "
"toDate('1970-01-02') as Date_after_min_column, "
"toDateTime('2019-12-08 08:24:03') as DateTime_column"
)
result = cursor.fetchall()[0]
expected = [
("Int8_column", -(2**7)),
("UInt8_column", 2**8 - 1),
("Int16_column", -(2**15)),
("UInt16_column", 2**16 - 1),
("Int32_column", -(2**31)),
("UInt32_column", 2**32 - 1),
("Int64_column", -(2**63)),
("UInt64_column", 2**64 - 1),
("String_column", "тест"),
("FixedString_column", "тест"),
("Float32_column", 1.5),
("Float64_column", 1.5),
("Float32_NaN_column", float("nan")),
("Float64_Inf_column", float("-inf")),
("Date_column", datetime.date(2019, 12, 8)),
("Date_min_column", datetime.date(1970, 1, 1)),
("Date_after_min_column", datetime.date(1970, 1, 2)),
("DateTime_column", datetime.datetime(2019, 12, 8, 8, 24, 3)),
]
for key, value in expected:
if isinstance(value, float) and math.isnan(value):
assert math.isnan(result[key])
else:
assert result[key] == value