import os
import sys
import time

import pytest

sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))

from helpers.cluster import ClickHouseCluster

cluster = ClickHouseCluster(__file__)
node = cluster.add_instance('node', stay_alive=True, main_configs=[])


def skip_test_msan(instance):
    if instance.is_built_with_memory_sanitizer():
        pytest.skip("Memory Sanitizer cannot work with vfork")

def copy_file_to_container(local_path, dist_path, container_id):
    os.system("docker cp {local} {cont_id}:{dist}".format(local=local_path, cont_id=container_id, dist=dist_path))

config = '''<clickhouse>
    <dictionaries_config>/etc/clickhouse-server/dictionaries/*_dictionary.xml</dictionaries_config>
</clickhouse>'''

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

        node.replace_config("/etc/clickhouse-server/config.d/dictionaries_config.xml", config)

        copy_file_to_container(os.path.join(SCRIPT_DIR, 'dictionaries/.'), '/etc/clickhouse-server/dictionaries', node.docker_id)
        copy_file_to_container(os.path.join(SCRIPT_DIR, 'user_scripts/.'), '/var/lib/clickhouse/user_scripts', node.docker_id)

        node.restart_clickhouse()

        yield cluster

    finally:
        cluster.shutdown()

def test_executable_input_bash(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_input_bash', 'result', toUInt64(1))") == 'Key 1\n'
    assert node.query("SELECT dictGet('executable_input_pool_bash', 'result', toUInt64(1))") == 'Key 1\n'

def test_executable_implicit_input_bash(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_implicit_input_bash', 'result', toUInt64(1))") == 'Key 1\n'
    assert node.query("SELECT dictGet('executable_implicit_input_pool_bash', 'result', toUInt64(1))") == 'Key 1\n'

def test_executable_input_python(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_input_python', 'result', toUInt64(1))") == 'Key 1\n'
    assert node.query("SELECT dictGet('executable_input_pool_python', 'result', toUInt64(1))") == 'Key 1\n'

def test_executable_implicit_input_python(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_implicit_input_python', 'result', toUInt64(1))") == 'Key 1\n'
    assert node.query("SELECT dictGet('executable_implicit_input_pool_python', 'result', toUInt64(1))") == 'Key 1\n'

def test_executable_input_send_chunk_header_python(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_input_send_chunk_header_python', 'result', toUInt64(1))") == 'Key 1\n'
    assert node.query("SELECT dictGet('executable_input_send_chunk_header_pool_python', 'result', toUInt64(1))") == 'Key 1\n'

def test_executable_implicit_input_send_chunk_header_python(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_implicit_input_send_chunk_header_python', 'result', toUInt64(1))") == 'Key 1\n'
    assert node.query("SELECT dictGet('executable_implicit_input_send_chunk_header_pool_python', 'result', toUInt64(1))") == 'Key 1\n'

def test_executable_input_sum_python(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_input_sum_python', 'result', tuple(toUInt64(1), toUInt64(1)))") == '2\n'
    assert node.query("SELECT dictGet('executable_input_sum_pool_python', 'result', tuple(toUInt64(1), toUInt64(1)))") == '2\n'

def test_executable_implicit_input_sum_python(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_implicit_input_sum_python', 'result', tuple(toUInt64(1), toUInt64(1)))") == '2\n'
    assert node.query("SELECT dictGet('executable_implicit_input_sum_pool_python', 'result', tuple(toUInt64(1), toUInt64(1)))") == '2\n'

def test_executable_input_argument_python(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_input_argument_python', 'result', toUInt64(1))") == 'Key 1 1\n'
    assert node.query("SELECT dictGet('executable_input_argument_pool_python', 'result', toUInt64(1))") == 'Key 1 1\n'

def test_executable_implicit_input_argument_python(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_implicit_input_argument_python', 'result', toUInt64(1))") == 'Key 1 1\n'
    assert node.query("SELECT dictGet('executable_implicit_input_argument_pool_python', 'result', toUInt64(1))") == 'Key 1 1\n'

def test_executable_input_signalled_python(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_input_signalled_python', 'result', toUInt64(1))") == 'Default result\n'
    assert node.query("SELECT dictGet('executable_input_signalled_pool_python', 'result', toUInt64(1))") == 'Default result\n'

def test_executable_implicit_input_signalled_python(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_implicit_input_signalled_python', 'result', toUInt64(1))") == 'Default result\n'
    assert node.query("SELECT dictGet('executable_implicit_input_signalled_pool_python', 'result', toUInt64(1))") == 'Default result\n'

def test_executable_input_slow_python(started_cluster):
    skip_test_msan(node)
    assert node.query_and_get_error("SELECT dictGet('executable_input_slow_python', 'result', toUInt64(1))")
    assert node.query_and_get_error("SELECT dictGet('executable_input_slow_pool_python', 'result', toUInt64(1))")

def test_executable_implicit_input_slow_python(started_cluster):
    skip_test_msan(node)
    assert node.query_and_get_error("SELECT dictGet('executable_implicit_input_slow_python', 'result', toUInt64(1))")
    assert node.query_and_get_error("SELECT dictGet('executable_implicit_input_slow_pool_python', 'result', toUInt64(1))")

def test_executable_input_slow_python(started_cluster):
    skip_test_msan(node)
    assert node.query_and_get_error("SELECT dictGet('executable_input_slow_python', 'result', toUInt64(1))")
    assert node.query_and_get_error("SELECT dictGet('executable_input_slow_pool_python', 'result', toUInt64(1))")

def test_executable_implicit_input_slow_python(started_cluster):
    skip_test_msan(node)
    assert node.query_and_get_error("SELECT dictGet('executable_implicit_input_slow_python', 'result', toUInt64(1))")
    assert node.query_and_get_error("SELECT dictGet('executable_implicit_input_slow_pool_python', 'result', toUInt64(1))")

def test_executable_non_direct_input_bash(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_input_non_direct_bash', 'result', toUInt64(1))") == 'Key 1\n'
    assert node.query("SELECT dictGet('executable_input_non_direct_pool_bash', 'result', toUInt64(1))") == 'Key 1\n'

def test_executable_implicit_non_direct_input_bash(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT dictGet('executable_input_implicit_non_direct_bash', 'result', toUInt64(1))") == 'Key 1\n'
    assert node.query("SELECT dictGet('executable_input_implicit_non_direct_pool_bash', 'result', toUInt64(1))") == 'Key 1\n'

def test_executable_source_python(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT * FROM dictionary(executable_source_simple_key_python) ORDER BY input") == '1\tValue 1\n2\tValue 2\n3\tValue 3\n'
    assert node.query("SELECT dictGet('executable_source_simple_key_python', 'result', toUInt64(1))") == 'Value 1\n'
    assert node.query("SELECT dictGet('executable_source_simple_key_python', 'result', toUInt64(2))") == 'Value 2\n'
    assert node.query("SELECT dictGet('executable_source_simple_key_python', 'result', toUInt64(3))") == 'Value 3\n'

    assert node.query("SELECT * FROM dictionary('executable_source_complex_key_python') ORDER BY input") == '1\tValue 1\n2\tValue 2\n3\tValue 3\n'
    assert node.query("SELECT dictGet('executable_source_complex_key_python', 'result', tuple(toUInt64(1)))") == 'Value 1\n'
    assert node.query("SELECT dictGet('executable_source_complex_key_python', 'result', tuple(toUInt64(2)))") == 'Value 2\n'
    assert node.query("SELECT dictGet('executable_source_complex_key_python', 'result', tuple(toUInt64(3)))") == 'Value 3\n'

def test_executable_source_argument_python(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT * FROM dictionary(executable_source_simple_key_argument_python) ORDER BY input") == '1\tValue 1 1\n2\tValue 1 2\n3\tValue 1 3\n'
    assert node.query("SELECT dictGet('executable_source_simple_key_argument_python', 'result', toUInt64(1))") == 'Value 1 1\n'
    assert node.query("SELECT dictGet('executable_source_simple_key_argument_python', 'result', toUInt64(2))") == 'Value 1 2\n'
    assert node.query("SELECT dictGet('executable_source_simple_key_argument_python', 'result', toUInt64(3))") == 'Value 1 3\n'

    assert node.query("SELECT * FROM dictionary(executable_source_complex_key_argument_python) ORDER BY input") == '1\tValue 1 1\n2\tValue 1 2\n3\tValue 1 3\n'
    assert node.query("SELECT dictGet('executable_source_complex_key_argument_python', 'result', toUInt64(1))") == 'Value 1 1\n'
    assert node.query("SELECT dictGet('executable_source_complex_key_argument_python', 'result', toUInt64(2))") == 'Value 1 2\n'
    assert node.query("SELECT dictGet('executable_source_complex_key_argument_python', 'result', toUInt64(3))") == 'Value 1 3\n'

def test_executable_source_updated_python(started_cluster):
    skip_test_msan(node)
    assert node.query("SELECT * FROM dictionary(executable_source_simple_key_update_python) ORDER BY input") == '1\tValue 0 1\n'
    assert node.query("SELECT dictGet('executable_source_simple_key_update_python', 'result', toUInt64(1))") == 'Value 0 1\n'

    time.sleep(10)

    assert node.query("SELECT * FROM dictionary(executable_source_simple_key_update_python) ORDER BY input") == '1\tValue 1 1\n'
    assert node.query("SELECT dictGet('executable_source_simple_key_update_python', 'result', toUInt64(1))") == 'Value 1 1\n'

    assert node.query("SELECT * FROM dictionary(executable_source_complex_key_update_python) ORDER BY input") == '1\tValue 0 1\n'
    assert node.query("SELECT dictGet('executable_source_complex_key_update_python', 'result', toUInt64(1))") == 'Value 0 1\n'

    time.sleep(10)

    assert node.query("SELECT * FROM dictionary(executable_source_complex_key_update_python) ORDER BY input") == '1\tValue 1 1\n'
    assert node.query("SELECT dictGet('executable_source_complex_key_update_python', 'result', toUInt64(1))") == 'Value 1 1\n'