mariadb/mysql-test/suite/funcs_1/datadict/datadict.pre
mleich@five.local.lan 30091e23f9 WL#4203 Reorganize and fix the data dictionary tests of
testsuite funcs_1
1. Fix the following bugs
   Bug#30440 "datadict" tests (all engines) fail: Character sets depend on configuration
      Solution: Test variants charset_collation_* adjusted to different builds
   Bug#32603 "datadict" tests (all engines) fail in "community" tree: "PROFILING" table
      Solution: Excluding "PROFILING" table from queries
   Bug#33654 "slow log" is missing a line
      Solution: Unify the content of the fields TABLES.TABLE_ROWS and
                STATISTICS.CARDINALITY within result sets
   Bug#34532 Some funcs_1 tests do not clean up at end of testing
      Solution: DROP objects/reset global server variables modified during testing
                + let tests missing implementation end before loading of tables
   Bug#31421 funcs_1: ndb__datadict fails, discrepancy between scripts and expected results
      Solution: Cut <engine>__datadict tests into smaller tests + generate new results.
   Bug#33599 INFORMATION_SCHEMA.STATISTICS got a new column INDEX_COMMENT: tests fail (2)
      Generation of new results during post merge fix
   Bug#33600 CHARACTER_OCTET_LENGTH is now CHARACTER_MAXIMUM_LENGTH * 4
      Generation of new results during post merge fix
   Bug#33631 Platform-specific replace of CHARACTER_MAXIMUM_LENGTH broken by 4-byte encoding
      Generation of new results during post merge fix
      + removal of platform-specific replace routine (no more needed)
2. Restructure the tests
   - Test not more than one INFORMATION_SCHEMA view per testscript
   - Separate tests of I_S view layout+functionality from content related to the
     all time existing databases "information_schema", "mysql" and "test"
   - Avoid storage engine related variants of tests which are not sensible to
     storage engines at all.
3. Reimplement or add some subtests + cleanup
   There is a some probability that even the reviewed changeset
   - does not fix all bugs from above   or
   - contains new bugs which show up on some platforms <> Linux or on one of
     the various build types
4. The changeset contains fixes according to
   - one code review
   - minor bugs within testing code found after code review (accepted by reviewer)
   - problems found during tests with 5.0.56 in build environment
2008-03-07 17:33:07 +01:00

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#### suite/funcs_1/datadict/datadict.pre
#
# Auxiliary script which loads prerequisites
# (variables needed for --replace_result ...)
# in datadictionary 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.
#
--disable_query_log
# Bug#12777 Different size shown for VARCHAR(n) columns (with n> 64)
# in INFORMATION_SCHEMA
# This bug was unfortunately (for testers) declared to be no bug.
# So CHARACTER_MAXIMUM_LENGTH of several <whatever>_CATALOG columns within
# the INFORMATION_SCHEMA depends on PATH_MAX of the operating system.
# Workaround for this problem:
# Get the size of ONE known colum and check the size against some values to
# be able to use the correct --replace_result statement. Using this only the
# one pair of 'wrong' values is replaced and not all occurrencies of all
# possible pairs of values. See bug #12777 for details.
SELECT character_maximum_length INTO @CML
FROM information_schema.columns
WHERE table_schema = 'information_schema'
AND table_name = 'columns'
AND column_name = 'table_catalog';
let $bug_12777_0512= `SELECT @CML = 512`;
let $bug_12777_1023= `SELECT @CML = 1023`;
let $bug_12777_1024= `SELECT @CML = 1024`;
let $bug_12777_2048= `SELECT @CML = 2048`;
# 4096 is the value used in the files with expected results.
let $bug_12777_4095= `SELECT @CML = 4095`;
if (0)
{
# enable this for debugging only, but NOT in a pushed version, as then the
# result changes from OS to OS ...
eval SELECT @CML AS 'CML',
$bug_12777_0512 AS '512',
$bug_12777_1023 AS '1023',
$bug_12777_1024 AS '1024',
$bug_12777_2048 AS '2048',
$bug_12777_4095 AS '4095';
}
# Prepare a variable to be able to suppress machine dependant diffs
# this can be used in: --replace_result $SERVER_NAME <SERVER_NAME>
let $SERVER_NAME= `SELECT DISTINCT host FROM mysql.user
WHERE host NOT In ("localhost", "127.0.0.1", "%")`;
--enable_query_log