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# suite/funcs_1/t/is_character_sets.test
#
# Check the layout of information_schema.character_sets and run some
# functionality related tests.
#
# Author:
# 2008-01-23 mleich WL#4203 Reorganize and fix the data dictionary tests of
# testsuite funcs_1
# Create this script based on older scripts and new code.
#
let $is_table = CHARACTER_SETS;
# The table INFORMATION_SCHEMA.CHARACTER_SETS must exist
eval SHOW TABLES FROM information_schema LIKE '$is_table';
--echo #######################################################################
--echo # Testcase 3.2.1.1: INFORMATION_SCHEMA tables can be queried via SELECT
--echo #######################################################################
# Ensure that every INFORMATION_SCHEMA table can be queried with a SELECT
# statement, just as if it were an ordinary user-defined table.
#
--source suite/funcs_1/datadict/is_table_query.inc
--echo #########################################################################
--echo # Testcase 3.2.2.1: INFORMATION_SCHEMA.CHARACTER_SETS layout
--echo #########################################################################
# Ensure that the INFORMATION_SCHEMA.CHARACTER_SETS table has the following
# columns, in the following order:
#
# CHARACTER_SET_NAME (shows a character set name),
# DEFAULT_COLLATE_NAME (shows the name of the default collation for that
# character set),
# DESCRIPTION (shows a descriptive name for that character set),
# MAXLEN (shows the number of bytes used to store each character supported by
# that character set).
#
eval DESCRIBE information_schema.$is_table;
eval SHOW CREATE TABLE information_schema.$is_table;
eval SHOW COLUMNS FROM information_schema.$is_table;
# Note: Retrieval of information within information_schema.columns about
# information_schema.character_sets is in is_columns_is.test.
# Retrieval of information_schema.character_sets content is in
# charset_collation.inc (sourced by charset_collation_*.test).
echo # Testcases 3.2.2.2 and 3.2.2.3 are checked in suite/funcs_1/t/charset_collation*.test;
--echo ########################################################################
--echo # Testcases 3.2.1.3-3.2.1.5 + 3.2.1.8-3.2.1.12: INSERT/UPDATE/DELETE and
--echo # DDL on INFORMATION_SCHEMA tables are not supported
--echo ########################################################################
# 3.2.1.3: Ensure that no user may execute an INSERT statement on any
# INFORMATION_SCHEMA table.
# 3.2.1.4: Ensure that no user may execute an UPDATE statement on any
# INFORMATION_SCHEMA table.
# 3.2.1.5: Ensure that no user may execute a DELETE statement on any
# INFORMATION_SCHEMA table.
# 3.2.1.8: Ensure that no user may create an index on an
# INFORMATION_SCHEMA table.
# 3.2.1.9: Ensure that no user may alter the definition of an
# INFORMATION_SCHEMA table.
# 3.2.1.10: Ensure that no user may drop an INFORMATION_SCHEMA table.
# 3.2.1.11: Ensure that no user may move an INFORMATION_SCHEMA table to any
# other database.
# 3.2.1.12: Ensure that no user may directly add to, alter, or delete any data
# in an INFORMATION_SCHEMA table.
#
--disable_warnings
DROP DATABASE IF EXISTS db_datadict;
--enable_warnings
CREATE DATABASE db_datadict;
--error ER_DBACCESS_DENIED_ERROR
INSERT INTO information_schema.character_sets
SELECT * FROM information_schema.character_sets;
--error ER_DBACCESS_DENIED_ERROR,ER_NON_UPDATABLE_TABLE
UPDATE information_schema.character_sets SET description = 'just updated';
--error ER_DBACCESS_DENIED_ERROR
DELETE FROM information_schema.character_sets WHERE table_name = 't1';
--error ER_DBACCESS_DENIED_ERROR
TRUNCATE information_schema.character_sets;
--error ER_DBACCESS_DENIED_ERROR
CREATE INDEX my_idx ON information_schema.character_sets(character_set_name);
--error ER_DBACCESS_DENIED_ERROR
ALTER TABLE information_schema.character_sets DROP PRIMARY KEY;
--error ER_DBACCESS_DENIED_ERROR
ALTER TABLE information_schema.character_sets ADD f1 INT;
--error ER_DBACCESS_DENIED_ERROR
DROP TABLE information_schema.character_sets;
--error ER_DBACCESS_DENIED_ERROR
ALTER TABLE information_schema.character_sets RENAME db_datadict.character_sets;
--error ER_DBACCESS_DENIED_ERROR
ALTER TABLE information_schema.character_sets
RENAME information_schema.xcharacter_sets;
# Cleanup
DROP DATABASE db_datadict;
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