import os

import pytest

from helpers.cluster import ClickHouseCluster

cluster = ClickHouseCluster(__file__)
node = cluster.add_instance(
    "node", main_configs=["configs/config.xml"], user_configs=["configs/users.xml"]
)


@pytest.fixture(scope="module")
def started_cluster():
    try:
        cluster.start()
        yield cluster

    finally:
        cluster.shutdown()


def test_hide_in_preprocessed(started_cluster):
    assert (
        node.query(
            "select value from system.server_settings where name ='max_thread_pool_free_size'"
        )
        == "2000\n"
    )
    assert (
        node.query(
            "select value from system.server_settings where name ='max_table_size_to_drop'"
        )
        == "60000000000\n"
    )
    assert (
        node.query(
            "select value from system.server_settings where name ='max_partition_size_to_drop'"
        )
        == "40000000000\n"
    )
    assert "key_1" in node.query("select collection from system.named_collections")
    out = node.exec_in_container(
        ["cat", "/var/lib/clickhouse/preprocessed_configs/config.xml"]
    )
    assert (
        '<max_thread_pool_free_size hide_in_preprocessed="1">2000</max_thread_pool_free_size>'
        not in out
    )
    assert (
        '<max_table_size_to_drop hide_in_preprocessed="true">60000000000</max_table_size_to_drop>'
        not in out
    )
    assert (
        '<max_partition_size_to_drop hide_in_preprocessed="false">40000000000</max_partition_size_to_drop>'
        in out
    )
    assert '<named_collections hide_in_preprocessed="true">' not in out