#coding:utf-8

"""
ID:          issue-4817
ISSUE:       4817
TITLE:       FB 3.0 crashes when getting an explained plan for a DBKEY based retrieval
DESCRIPTION:
JIRA:        CORE-4498
FBTEST:      bugs.core_4498
"""

import pytest
from firebird.qa import *

db = db_factory()

test_script = """
  set explain;
  select 1 from rdb$relations where rdb$db_key = cast('1234' as char(8) character set octets);
"""

act = isql_act('db', test_script)

expected_stdout = """
  Select Expression
        -> Filter
            -> Table "RDB$RELATIONS" Access By ID
                -> DBKEY
"""

@pytest.mark.version('>=3.0')
def test_1(act: Action):
    act.expected_stdout = expected_stdout
    act.execute()
    assert act.clean_stdout == act.clean_expected_stdout