1 files changed, 28 insertions, 0 deletions
diff --git a/mysql-test/t/partition.test b/mysql-test/t/partition.test
index 038907702d5..bad59ff09c3 100644
--- a/mysql-test/t/partition.test
+++ b/mysql-test/t/partition.test
@@ -2494,3 +2494,31 @@ INSERT INTO t1 VALUES (1),(2),(2),(3),(4);
 ALTER TABLE t1 ADD PARTITION PARTITIONS 2;
 SELECT * from t1 order by i;
 DROP TABLE t1;
+
+#
+# Test ALTER TABLE ADD/DROP PARTITION IF EXISTS
+#
+
+CREATE TABLE t1 ( d DATE NOT NULL)
+PARTITION BY RANGE( YEAR(d) ) (
+    PARTITION p0 VALUES LESS THAN (1960),
+    PARTITION p1 VALUES LESS THAN (1970),
+    PARTITION p2 VALUES LESS THAN (1980),
+    PARTITION p3 VALUES LESS THAN (1990)
+);
+
+ALTER TABLE t1 ADD PARTITION IF NOT EXISTS(
+PARTITION `p5` VALUES LESS THAN (2010)
+COMMENT 'APSTART \' APEND'
+);
+
+ALTER TABLE t1 ADD PARTITION IF NOT EXISTS(
+PARTITION `p5` VALUES LESS THAN (2010)
+COMMENT 'APSTART \' APEND'
+);
+
+alter table t1 drop partition if exists p5;
+alter table t1 drop partition if exists p5;
+
+DROP TABLE t1;
+