Test suite of fixed bug (LP bug#993459).

1 files changed, 36 insertions, 0 deletions

diff --git a/mysql-test/t/sp.test b/mysql-test/t/sp.test
index bbbb9784d35..d403e94ebbb 100644
--- a/mysql-test/t/sp.test
+++ b/mysql-test/t/sp.test
@@ -8441,3 +8441,39 @@ DROP FUNCTION f1;
 --echo # ------------------------------------------------------------------
 --echo # -- End of 5.1 tests
 --echo # ------------------------------------------------------------------
+
+--echo #
+--echo # LP bug#993459 Execution of PS for a query with GROUP BY
+--echo # returns wrong result (see also mysql bug#13805127)
+--echo #
+delimiter |;
+
+CREATE PROCEDURE p1(x INT UNSIGNED)
+BEGIN
+  SELECT c1, t2.c2, count(c3)
+  FROM
+    (
+    SELECT 3 as c2 FROM dual WHERE x = 1
+    UNION
+    SELECT 2       FROM dual WHERE x = 1 OR x = 2
+    ) AS t1,
+    (
+    SELECT '2012-03-01 01:00:00' AS c1, 3 as c2, 1 as c3 FROM dual
+    UNION
+    SELECT '2012-03-01 02:00:00',       3,       2       FROM dual
+    UNION
+    SELECT '2012-03-01 01:00:00',       2,       1       FROM dual
+    ) AS t2
+  WHERE t2.c2 = t1.c2
+  GROUP BY c1, c2
+  ;
+END|
+
+delimiter ;|
+
+--echo
+CALL p1(1);
+CALL p1(2);
+CALL p1(1);
+
+DROP PROCEDURE p1;