firebird-qa/tests/bugs/core_4744_test.py

#coding:utf-8
#
# id:           bugs.core_4744
# title:        ALTER DATABASE SET DEFAULT CHARACTER SET: 1) take effect only for once for current attachment; 2) does not check that new char set exists untill it will be used
# decription:   
# tracker_id:   CORE-4744
# min_versions: ['3.0']
# versions:     3.0
# qmid:         None

import pytest
from firebird.qa import db_factory, isql_act, Action

# version: 3.0
# resources: None

substitutions_1 = []

init_script_1 = """"""

db_1 = db_factory(charset='UTF8', sql_dialect=3, init=init_script_1)

test_script_1 = """
    set list on;
    
    select rdb$character_set_name from rdb$database;
    
    commit;
    
    create or alter view v_table_field_cset as
    select
       rf.rdb$relation_name tab_name
      ,rf.rdb$field_name fld_name
      ,cs.rdb$character_set_name fld_cset
      ,rb.RDB$CHARACTER_SET_NAME db_default_cset
    from rdb$relation_fields rf
    join rdb$fields ff on rf.rdb$field_source = ff.rdb$field_name
    left join rdb$character_sets cs on ff.rdb$character_set_id = cs.rdb$character_set_id
    cross join rdb$database rb
    ;
    commit;
    
    -------- CHANGE DATABASE DEFAULT CHARSET, COMMAND # 1 --------
    
    alter database set default character set dos850;
    commit;
    
    create table tab_850( txt_850 varchar(10)); commit;
    select * from v_table_field_cset where tab_name=upper('tab_850');
    
    -------- CHANGE DATABASE DEFAULT CHARSET, COMMAND # 2 --------
    
    alter database set default character set dos866;
    commit;
    
    create table tab_866( txt_866 varchar(10)); commit;
    select * from v_table_field_cset where tab_name=upper('tab_866');
    
    -------- CHANGE DATABASE DEFAULT CHARSET, COMMAND # 3 --------
    
    alter database set default character set win1252;
    commit;
    
    create table tab_1252( txt_1252 varchar(10)); commit;
    select * from v_table_field_cset where tab_name=upper('tab_1252');
    
    -------- CHANGE DATABASE DEFAULT CHARSET TO NON-EXISTED VALUE --------
    
    alter database set default character set FOO_BAR_8859_4;
    commit;
    
    create table tab_foo( txt_8859_4 varchar(10) );
    commit;
    create table tab_bar( txt_8859_4 varchar(10) character set FOO_BAR_8859_4);
    commit;
    
    select * from v_table_field_cset where tab_name=upper('tab_foo');
    select * from v_table_field_cset where tab_name=upper('tab_bar');
"""

act_1 = isql_act('db_1', test_script_1, substitutions=substitutions_1)

expected_stdout_1 = """
    RDB$CHARACTER_SET_NAME          UTF8

    TAB_NAME                        TAB_850
    FLD_NAME                        TXT_850
    FLD_CSET                        DOS850
    DB_DEFAULT_CSET                 DOS850

    TAB_NAME                        TAB_866
    FLD_NAME                        TXT_866
    FLD_CSET                        DOS866
    DB_DEFAULT_CSET                 DOS866

    TAB_NAME                        TAB_1252
    FLD_NAME                        TXT_1252
    FLD_CSET                        WIN1252
    DB_DEFAULT_CSET                 WIN1252

    TAB_NAME                        TAB_FOO
    FLD_NAME                        TXT_8859_4
    FLD_CSET                        WIN1252
    DB_DEFAULT_CSET                 WIN1252
"""
expected_stderr_1 = """
    Statement failed, SQLSTATE = 2C000
    unsuccessful metadata update
    -ALTER DATABASE failed
    -CHARACTER SET FOO_BAR_8859_4 is not defined

    Statement failed, SQLSTATE = HY004
    unsuccessful metadata update
    -CREATE TABLE TAB_BAR failed
    -Dynamic SQL Error
    -SQL error code = -204
    -Data type unknown
    -CHARACTER SET FOO_BAR_8859_4 is not defined
"""

@pytest.mark.version('>=3.0')
def test_1(act_1: Action):
    act_1.expected_stdout = expected_stdout_1
    act_1.expected_stderr = expected_stderr_1
    act_1.execute()
    assert act_1.clean_stderr == act_1.clean_expected_stderr
    assert act_1.clean_stdout == act_1.clean_expected_stdout