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186 lines
6.5 KiB
Text
186 lines
6.5 KiB
Text
################### suite/perfschema/t/show_coverage.test ######################
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# #
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# Testcases to increase DGCOV coverage of the status and system variable #
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# implementation in the Performance Schema. #
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# #
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################################################################################
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--source include/have_perfschema.inc
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--source include/not_embedded.inc
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--source include/no_protocol.inc
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--source include/count_sessions.inc
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--echo #
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--echo # TEST 1
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--echo # Handling of SHOW STATUS/VARIABLES ... WHERE
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--echo #
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SHOW STATUS WHERE VARIABLE_NAME LIKE "foo";
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--echo #
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SHOW GLOBAL STATUS WHERE VARIABLE_NAME LIKE "foo";
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--echo #
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SHOW SESSION STATUS WHERE VARIABLE_NAME LIKE "foo";
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--echo #
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SHOW VARIABLES WHERE VARIABLE_NAME LIKE "foo";
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--echo #
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SHOW GLOBAL VARIABLES WHERE VARIABLE_NAME LIKE "foo";
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--echo #
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SHOW SESSION VARIABLES WHERE VARIABLE_NAME LIKE "foo";
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--echo #
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--echo # TEST 2
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--echo # CREATE..SELECT -- Expect correct ER_WARN_DEPRECATED_SYNTAX
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--echo #
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USE test;
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CREATE TABLE t0 SELECT * FROM information_schema.global_status WHERE variable_name = 'COM_SELECT';
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DROP TABLE t0;
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--echo #
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--echo # TEST 3
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--echo # Select status and system variable tables using ORDER BY to exercise the
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--echo # rnd_pos() method
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--echo #
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use performance_schema;
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--disable_result_log
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select * from global_variables order by variable_name;
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select * from variables_by_thread order by variable_name;
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select * from session_variables order by variable_name;
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select * from global_status order by variable_name;
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select * from session_status order by variable_name;
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select * from status_by_thread order by variable_name;
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select * from status_by_user order by variable_name;
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select * from status_by_host order by variable_name;
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select * from status_by_account order by variable_name;
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--enable_result_log
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--echo #
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--echo # TEST 4
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--echo # Handling of SHOW STATUS/VARIABLES ... WHERE
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--echo #
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SHOW STATUS WHERE VARIABLE_NAME LIKE "foo";
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--echo #
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SHOW GLOBAL STATUS WHERE VARIABLE_NAME LIKE "foo";
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--echo #
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SHOW SESSION STATUS WHERE VARIABLE_NAME LIKE "foo";
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--echo #
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SHOW VARIABLES WHERE VARIABLE_NAME LIKE "foo";
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--echo #
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SHOW GLOBAL VARIABLES WHERE VARIABLE_NAME LIKE "foo";
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--echo #
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SHOW SESSION VARIABLES WHERE VARIABLE_NAME LIKE "foo";
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--echo #
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--echo # TEST 5
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--echo # Confirm FLUSH STATUS resets counters for all threads.
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--echo #
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--echo #
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--echo # Create a new connection
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--connect(con1, localhost, root,,)
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--echo #
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--echo # Record thread id
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let $thread_id= `SELECT THREAD_ID FROM performance_schema.threads WHERE PROCESSLIST_ID = CONNECTION_ID()`;
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--echo #
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--echo # Increase bytes_received for new connection
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USE test;
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SHOW TABLES;
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--connection default
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USE performance_schema;
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--disable_query_log
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eval SELECT $thread_id INTO @thread_id;
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--enable_query_log
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--echo #
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--echo # Record bytes_received for other connection
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SELECT variable_value FROM status_by_thread
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WHERE variable_name = "bytes_received" and thread_id = @thread_id INTO @bytes_before;
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--echo #
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--echo # Reset status counters
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FLUSH STATUS;
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--echo #
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--echo # Record bytes_received after reset
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SELECT variable_value FROM status_by_thread
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WHERE variable_name = "bytes_received" and thread_id = @thread_id INTO @bytes_after;
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--echo #
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--echo # Expect bytes_before > bytes_after
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SELECT @bytes_before > @bytes_after AS 'Expect 1';
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--echo #
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--echo # Expect bytes_after is zero
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SELECT @bytes_after AS 'Expect 0';
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disconnect con1;
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--source include/wait_until_count_sessions.inc
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--echo #
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--echo # TEST 6
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--echo #
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--echo # Bug#28291258 FLUSH STATUS ADDS TWICE TO GLOBAL VALUES
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--echo #
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--echo #
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--echo # Default connection
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--let $initial_global_value = query_get_value(SHOW GLOBAL STATUS LIKE 'Slow_queries', Value, 1)
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--source include/count_sessions.inc
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--echo #
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--echo # First connection
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--connect (con1, localhost, root,,)
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## Global value requested from the first session must not change
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--let $current_global_value = query_get_value(SHOW GLOBAL STATUS LIKE 'Slow_queries', Value, 1)
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--let $assert_cond = $current_global_value - $initial_global_value = 0
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--let $assert_text = Global value requested from the first session must not change
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--source include/assert.inc
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--echo #
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--echo # Generate a slow query
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--echo #
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SET long_query_time = 2;
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SELECT SLEEP(4);
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SET long_query_time = @@global.long_query_time;
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--echo #
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## Global value requested from the first session after SLEEP() must increase by 1
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--let $current_global_value = query_get_value(SHOW GLOBAL STATUS LIKE 'Slow_queries', Value, 1)
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--let $first_session_value = query_get_value(SHOW SESSION STATUS LIKE 'Slow_queries', Value, 1)
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--let $assert_cond = $current_global_value - $initial_global_value = 1
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--let $assert_text = Global value requested from the first session after SLEEP() must increase by 1
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--source include/assert.inc
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--let $assert_cond = $first_session_value = 1
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--let $assert_text = First session value must increase by 1
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--source include/assert.inc
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--connection default
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--disconnect con1
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--source include/wait_until_count_sessions.inc
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--echo #
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--echo # Default connection
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--connection default
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## Global value requested from the default session after DISCONNECT must remain the same
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--let $current_global_value = query_get_value(SHOW GLOBAL STATUS LIKE 'Slow_queries', Value, 1)
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--let $default_session_value = query_get_value(SHOW SESSION STATUS LIKE 'Slow_queries', Value, 1)
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--let $assert_cond = $current_global_value - $initial_global_value = 1
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--let $assert_text = Global value requested from the default session after DISCONNECT must remain the same
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--source include/assert.inc
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## Default session value must remain zero
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--let $assert_cond = $default_session_value = 0
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--let $assert_text = Default session value must remain zero
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--source include/assert.inc
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--echo #
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FLUSH STATUS;
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--echo #
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## Global value requested from the default session after FLUSH must remain the same
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--let $current_global_value = query_get_value(SHOW GLOBAL STATUS LIKE 'Slow_queries', Value, 1)
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--let $default_session_value = query_get_value(SHOW SESSION STATUS LIKE 'Slow_queries', Value, 1)
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--let $assert_cond = $current_global_value - $initial_global_value = 1
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--let $assert_text = Global value requested from the default session after FLUSH must remain the same
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--source include/assert.inc
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## Default session value after FLUSH must remain zero
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--let $assert_cond = $default_session_value = 0
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--let $assert_text = Default session value after FLUSH must remain zero
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--source include/assert.inc
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