1 files changed, 28 insertions, 0 deletions
diff --git a/mysql-test/t/type_json.test b/mysql-test/t/type_json.test
new file mode 100644
index 00000000000..0f6d091d6e3
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+++ b/mysql-test/t/type_json.test
@@ -0,0 +1,28 @@
+#
+# MDEV-9144 JSON data type
+#
+
+create or replace table t1(a json);
+show create table t1;
+
+create or replace table t1(a json character set utf8 default '{a:1}');
+show create table t1;
+
+create or replace table t1(a json binary not null check (json_valid(a)));
+show create table t1;
+insert t1 values ('[]');
+--error ER_CONSTRAINT_FAILED
+insert t1 values ('a');
+
+set timestamp=unix_timestamp('2010:11:12 13:14:15');
+create or replace table t1(a json default(json_object('now', now())));
+show create table t1;
+insert t1 values ();
+select * from t1;
+
+drop table t1;
+
+--error ER_PARSE_ERROR
+select cast('{a:1}' as text);
+--error ER_PARSE_ERROR
+select cast('{a:1}' as json);