diff options
Diffstat (limited to 'mysql-test/suite/perfschema/t/func_file_io.test')
| -rw-r--r-- | mysql-test/suite/perfschema/t/func_file_io.test | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/mysql-test/suite/perfschema/t/func_file_io.test b/mysql-test/suite/perfschema/t/func_file_io.test index bcf29a7daa2..e8b01a10bd1 100644 --- a/mysql-test/suite/perfschema/t/func_file_io.test +++ b/mysql-test/suite/perfschema/t/func_file_io.test @@ -41,6 +41,7 @@ SET @before_count = (SELECT SUM(TIMER_WAIT) WHERE (EVENT_NAME = 'wait/io/file/myisam/dfile') AND (OBJECT_NAME LIKE '%t1.MYD')); +SELECT (@before_count >= 0) as have_before_count; SELECT IF(@before_count > 0, 'Success', 'Failure') has_instrumentation; SELECT * FROM t1 WHERE id < 4; @@ -50,6 +51,7 @@ SET @after_count = (SELECT SUM(TIMER_WAIT) WHERE (EVENT_NAME = 'wait/io/file/myisam/dfile') AND (OBJECT_NAME LIKE '%t1.MYD') AND (1 = 1)); +SELECT (@after_count >= 0) as have_after_count; SELECT IF((@after_count - @before_count) > 0, 'Success', 'Failure') test_ff1_timed; UPDATE performance_schema.setup_instruments SET enabled='NO'; @@ -59,6 +61,7 @@ SET @before_count = (SELECT SUM(TIMER_WAIT) WHERE (EVENT_NAME = 'wait/io/file/myisam/dfile') AND (OBJECT_NAME LIKE '%t1.MYD') AND (2 = 2)); +SELECT (@before_count >= 0) as have_before_count; SELECT * FROM t1 WHERE id < 6; SET @after_count = (SELECT SUM(TIMER_WAIT) @@ -66,6 +69,7 @@ SET @after_count = (SELECT SUM(TIMER_WAIT) WHERE (EVENT_NAME = 'wait/io/file/myisam/dfile') AND (OBJECT_NAME LIKE '%t1.MYD') AND (3 = 3)); +SELECT (@after_count >= 0) as have_after_count; SELECT IF((COALESCE(@after_count, 0) - COALESCE(@before_count, 0)) = 0, 'Success', 'Failure') test_ff2_timed; # |