#coding:utf-8

"""
ID:          issue-2275
ISSUE:       2275
TITLE:       Allow index walk (ORDER plan) when there is a composite index {A, B} and the query looks like WHERE A = ? ORDER BY B
DESCRIPTION:
JIRA:        CORE-1846
FBTEST:      bugs.core_1846
"""

import pytest
from firebird.qa import *

db = db_factory()

test_script = """
    recreate table test(
       n1 int
      ,n2 int
    );
    commit;

    insert into test select rand()*100, rand()*100 from rdb$types;
    commit;

    create index test_n1_n2_asc on test(n1, n2);
    commit;
    create descending index test_n2_n1_desc on test(n2, n1);
    commit;

    set planonly;
    select * from test where n1 = ? order by n2 asc;
    select * from test where n2 = ? order by n1 desc;
"""

act = isql_act('db', test_script, substitutions=[('=.*', '')])

expected_stdout = """
    PLAN (TEST ORDER TEST_N1_N2_ASC)
    PLAN (TEST ORDER TEST_N2_N1_DESC)
"""

@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