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-rw-r--r--mysql-test/t/func_time.test12
1 files changed, 12 insertions, 0 deletions
diff --git a/mysql-test/t/func_time.test b/mysql-test/t/func_time.test
index ebaa6d84bd3..9e5a3012934 100644
--- a/mysql-test/t/func_time.test
+++ b/mysql-test/t/func_time.test
@@ -692,6 +692,18 @@ set time_zone= @@global.time_zone;
#
select str_to_date('10:00 PM', '%h:%i %p') + INTERVAL 10 MINUTE;
+
+#
+# Bug #25643: SEC_TO_TIME function problem
+#
+CREATE TABLE t1 (a int, t1 time, t2 time, d date, PRIMARY KEY (a));
+INSERT INTO t1 VALUES (1, '10:00:00', NULL, NULL),
+ (2, '11:00:00', '11:15:00', '1972-02-06');
+SELECT t1, t2, SEC_TO_TIME( TIME_TO_SEC( t2 ) - TIME_TO_SEC( t1 ) ), QUARTER(d)
+ FROM t1;
+SELECT t1, t2, SEC_TO_TIME( TIME_TO_SEC( t2 ) - TIME_TO_SEC( t1 ) ), QUARTER(d)
+ FROM t1 ORDER BY a DESC;
+DROP TABLE t1;
--echo End of 5.0 tests
#