1 files changed, 49 insertions, 0 deletions
diff --git a/mysql-test/t/func_time.test b/mysql-test/t/func_time.test
index 80ee18b6b1f..0a4b85c2a81 100644
--- a/mysql-test/t/func_time.test
+++ b/mysql-test/t/func_time.test
@@ -1706,6 +1706,55 @@ SELECT SEC_TO_TIME(MAKEDATE(0,RAND(~0)));
 #
 SELECT PERIOD_DIFF(2018, AES_ENCRYPT('Rae Bareli', 'Rae Bareli'));
 
+
+--echo #
+--echo # MDEV-17249 MAKETIME(-1e50,0,0) returns a wrong result
+--echo #
+
+--vertical_results
+SELECT
+  MAKETIME(1e10,0,0),
+  MAKETIME(-1e10,0,0),
+  MAKETIME(1e50,0,0),
+  MAKETIME(-1e50,0,0),
+  MAKETIME(COALESCE(1e50),0,0),
+  MAKETIME(COALESCE(-1e50),0,0);
+--horizontal_results
+
+CREATE TABLE t1 (a FLOAT);
+INSERT INTO t1 VALUES (1e30),(-1e30);
+SELECT MAKETIME(a,0,0) FROM t1;
+DROP TABLE t1;
+
+--echo #
+--echo # MDEV-17244 MAKETIME(900,0,0.111) returns a wrong result
+--echo #
+
+SELECT MAKETIME(900,0,0);
+SELECT MAKETIME(900,0,0.1);
+SELECT MAKETIME(900,0,0.11);
+SELECT MAKETIME(900,0,0.111);
+SELECT MAKETIME(900,0,0.1111);
+SELECT MAKETIME(900,0,0.11111);
+SELECT MAKETIME(900,0,0.111111);
+SELECT MAKETIME(900,0,0.1111111);
+SELECT MAKETIME(900,0,0.11111111);
+SELECT MAKETIME(900,0,0.111111111);
+SELECT MAKETIME(900,0,EXP(1));
+
+SELECT MAKETIME(-900,0,0);
+SELECT MAKETIME(-900,0,0.1);
+SELECT MAKETIME(-900,0,0.11);
+SELECT MAKETIME(-900,0,0.111);
+SELECT MAKETIME(-900,0,0.1111);
+SELECT MAKETIME(-900,0,0.11111);
+SELECT MAKETIME(-900,0,0.111111);
+SELECT MAKETIME(-900,0,0.1111111);
+SELECT MAKETIME(-900,0,0.11111111);
+SELECT MAKETIME(-900,0,0.111111111);
+SELECT MAKETIME(-900,0,EXP(1));
+
+
 --echo #
 --echo # End of 5.5 tests
 --echo #