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-rw-r--r--mysql-test/main/timezone2.test179
1 files changed, 179 insertions, 0 deletions
diff --git a/mysql-test/main/timezone2.test b/mysql-test/main/timezone2.test
index 773b40ec86c..db515653651 100644
--- a/mysql-test/main/timezone2.test
+++ b/mysql-test/main/timezone2.test
@@ -325,5 +325,184 @@ SET old_mode=DEFAULT;
SET timestamp=DEFAULT;
--echo #
+--echo # MDEV-13995 MAX(timestamp) returns a wrong result near DST change
+--echo #
+
+# MAX()
+SET time_zone='+00:00';
+CREATE TABLE t1 (a TIMESTAMP);
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526) /*summer time in Moscow*/);
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526+3599) /*winter time in Moscow*/);
+SET time_zone='Europe/Moscow';
+SELECT a, UNIX_TIMESTAMP(a) FROM t1;
+SELECT UNIX_TIMESTAMP(MAX(a)) AS a FROM t1;
+CREATE TABLE t2 (a TIMESTAMP);
+INSERT INTO t2 SELECT MAX(a) AS a FROM t1;
+SELECT a, UNIX_TIMESTAMP(a) FROM t2;
+DROP TABLE t2;
+DROP TABLE t1;
+
+
+# Comparison
+SET time_zone='+00:00';
+CREATE TABLE t1 (a TIMESTAMP);
+CREATE TABLE t2 (a TIMESTAMP);
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526) /*summer time in Moscow*/);
+INSERT INTO t2 VALUES (FROM_UNIXTIME(1288477526+3599) /*winter time in Moscow*/);
+SET time_zone='Europe/Moscow';
+SELECT UNIX_TIMESTAMP(t1.a), UNIX_TIMESTAMP(t2.a) FROM t1,t2;
+SELECT * FROM t1,t2 WHERE t1.a < t2.a;
+DROP TABLE t1,t2;
+
+
+# SP variable comparison
+DELIMITER $$;
+BEGIN NOT ATOMIC
+ DECLARE a,b TIMESTAMP;
+ SET time_zone='+00:00';
+ SET a=FROM_UNIXTIME(1288477526);
+ SET b=FROM_UNIXTIME(1288481125);
+ SELECT a < b;
+ SET time_zone='Europe/Moscow';
+ SELECT a < b;
+END;
+$$
+DELIMITER ;$$
+
+
+# SP function comparison
+DELIMITER $$;
+CREATE OR REPLACE FUNCTION f1(uts INT) RETURNS TIMESTAMP
+BEGIN
+ DECLARE ts TIMESTAMP;
+ DECLARE tz VARCHAR(64) DEFAULT @@time_zone;
+ SET time_zone='+00:00';
+ SET ts=FROM_UNIXTIME(uts);
+ SET time_zone=tz;
+ RETURN ts;
+END;
+$$
+DELIMITER ;$$
+SET time_zone='+00:00';
+SELECT f1(1288477526) < f1(1288481125);
+SET time_zone='Europe/Moscow';
+SELECT f1(1288477526) < f1(1288481125);
+DROP FUNCTION f1;
+
+
+# LEAST()
+CREATE TABLE t1 (a TIMESTAMP,b TIMESTAMP);
+SET time_zone='+00:00';
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526) /*summer time in Mowcow*/,
+ FROM_UNIXTIME(1288481125) /*winter time in Moscow*/);
+SELECT *, LEAST(a,b) FROM t1;
+SET time_zone='Europe/Moscow';
+SELECT *, LEAST(a,b) FROM t1;
+SELECT UNIX_TIMESTAMP(a), UNIX_TIMESTAMP(b), UNIX_TIMESTAMP(LEAST(a,b)) FROM t1;
+DROP TABLE t1;
+
+
+# BETWEEN
+CREATE TABLE t1 (a TIMESTAMP,b TIMESTAMP,c TIMESTAMP);
+SET time_zone='+00:00';
+INSERT INTO t1 VALUES (
+ FROM_UNIXTIME(1288477526) /*summer time in Moscow*/,
+ FROM_UNIXTIME(1288481125) /*winter time in Moscow*/,
+ FROM_UNIXTIME(1288481126) /*winter time in Moscow*/);
+SELECT b BETWEEN a AND c FROM t1;
+SET time_zone='Europe/Moscow';
+SELECT b BETWEEN a AND c FROM t1;
+DROP TABLE t1;
+
+
+# ORDER BY
+SET time_zone='+00:00';
+CREATE TABLE t1 (a TIMESTAMP);
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526) /*summer time in Mowcow*/);
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1288481125) /*winter time in Moscow*/);
+SELECT a, UNIX_TIMESTAMP(a) FROM t1 ORDER BY a;
+SELECT COALESCE(a) AS a, UNIX_TIMESTAMP(a) FROM t1 ORDER BY a;
+SET time_zone='Europe/Moscow';
+SELECT a, UNIX_TIMESTAMP(a) FROM t1 ORDER BY a;
+SELECT COALESCE(a) AS a, UNIX_TIMESTAMP(a) FROM t1 ORDER BY a;
+DROP TABLE t1;
+
+
+# GROUP BY
+SET time_zone='+00:00';
+CREATE TABLE t1 (a TIMESTAMP);
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526) /*summer time in Mowcow*/);
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1288481126) /*winter time in Moscow*/);
+SET time_zone='Europe/Moscow';
+SELECT a, UNIX_TIMESTAMP(a) FROM t1 GROUP BY a;
+DROP TABLE t1;
+
+
+# CASE
+SET time_zone='+00:00';
+CREATE TABLE t1 (a TIMESTAMP, b TIMESTAMP);
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526),FROM_UNIXTIME(1288481126));
+SELECT UNIX_TIMESTAMP(a),UNIX_TIMESTAMP(b),CASE a WHEN b THEN 'eq' ELSE 'ne' END AS x FROM t1;
+SET time_zone='Europe/Moscow';
+SELECT UNIX_TIMESTAMP(a),UNIX_TIMESTAMP(b),CASE a WHEN b THEN 'eq' ELSE 'ne' END AS x FROM t1;
+DROP TABLE t1;
+
+
+# IN
+SET time_zone='+00:00';
+CREATE TABLE t1 (a TIMESTAMP, b TIMESTAMP,c TIMESTAMP);
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526),FROM_UNIXTIME(1288481126),FROM_UNIXTIME(1288481127));
+SELECT UNIX_TIMESTAMP(a),UNIX_TIMESTAMP(b),a IN (b,c) AS x FROM t1;
+SET time_zone='Europe/Moscow';
+SELECT UNIX_TIMESTAMP(a),UNIX_TIMESTAMP(b),a IN (b,c) AS x FROM t1;
+DROP TABLE t1;
+
+# Comparison and IN in combination with a subquery (with one row)
+
+SET time_zone='+00:00';
+CREATE TABLE t1 (a TIMESTAMP, b TIMESTAMP);
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526),FROM_UNIXTIME(1288481126));
+SELECT * FROM t1 WHERE a = (SELECT MAX(b) FROM t1);
+SELECT * FROM t1 WHERE a = (SELECT MIN(b) FROM t1);
+SELECT * FROM t1 WHERE a IN ((SELECT MAX(b) FROM t1), (SELECT MIN(b) FROM t1));
+
+SET time_zone='Europe/Moscow';
+SELECT * FROM t1 WHERE a = (SELECT MAX(b) FROM t1);
+SELECT * FROM t1 WHERE a = (SELECT MIN(b) FROM t1);
+SELECT * FROM t1 WHERE a IN ((SELECT MAX(b) FROM t1), (SELECT MIN(b) FROM t1));
+DROP TABLE t1;
+
+# Comparison and IN in combinarion with a subquery (with multiple rows)
+SET time_zone='+00:00';
+CREATE TABLE t1 (a TIMESTAMP, b TIMESTAMP);
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1100000000),FROM_UNIXTIME(1200000000));
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1100000001),FROM_UNIXTIME(1200000001));
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526),FROM_UNIXTIME(1288481126));
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1300000000),FROM_UNIXTIME(1400000000));
+INSERT INTO t1 VALUES (FROM_UNIXTIME(1300000001),FROM_UNIXTIME(1400000001));
+SELECT * FROM t1 WHERE a = (SELECT MAX(b) FROM t1);
+SELECT * FROM t1 WHERE a = (SELECT MIN(b) FROM t1);
+SELECT * FROM t1 WHERE a IN ((SELECT MAX(b) FROM t1), (SELECT MIN(b) FROM t1));
+
+SET time_zone='Europe/Moscow';
+SELECT * FROM t1 WHERE a = (SELECT MAX(b) FROM t1);
+SELECT * FROM t1 WHERE a = (SELECT MIN(b) FROM t1);
+SELECT * FROM t1 WHERE a IN ((SELECT MAX(b) FROM t1), (SELECT MIN(b) FROM t1));
+DROP TABLE t1;
+
+--echo #
+--echo # MDEV-17979 Assertion `0' failed in Item::val_native upon SELECT with timestamp, NULLIF, GROUP BY
+--echo #
+
+SET time_zone='+00:00';
+CREATE TABLE t1 (a INT, ts TIMESTAMP) ENGINE=MyISAM;
+INSERT INTO t1 VALUES (1, FROM_UNIXTIME(1288481126) /*winter time in Moscow*/);
+SET time_zone='Europe/Moscow';
+CREATE TABLE t2 AS SELECT ts, COALESCE(ts) AS cts FROM t1 GROUP BY cts;
+SELECT ts, cts, UNIX_TIMESTAMP(ts) AS uts, UNIX_TIMESTAMP(cts) AS ucts FROM t2;
+DROP TABLE t1,t2;
+SET time_zone=DEFAULT;
+
+--echo #
--echo # End of 10.4 tests
--echo #