diff --git a/sql/core/src/test/resources/sql-tests/inputs/json-functions.sql b/sql/core/src/test/resources/sql-tests/inputs/json-functions.sql
index 0cf370c13e8c0..3ad0a07b1e994 100644
--- a/sql/core/src/test/resources/sql-tests/inputs/json-functions.sql
+++ b/sql/core/src/test/resources/sql-tests/inputs/json-functions.sql
@@ -51,3 +51,8 @@ select from_json('[null, {"a":2}]', 'array<struct<a:int>>');
 
 select from_json('[{"a": 1}, {"b":2}]', 'array<map<string,int>>');
 select from_json('[{"a": 1}, 2]', 'array<map<string,int>>');
+
+-- to_json - array type
+select to_json(array('1','2','3'));
+select to_json(array(array(1,2,3),array(4)));
+
diff --git a/sql/core/src/test/resources/sql-tests/results/json-functions.sql.out b/sql/core/src/test/resources/sql-tests/results/json-functions.sql.out
index 7444cdbef96e4..c51b90c88c3be 100644
--- a/sql/core/src/test/resources/sql-tests/results/json-functions.sql.out
+++ b/sql/core/src/test/resources/sql-tests/results/json-functions.sql.out
@@ -1,5 +1,5 @@
 -- Automatically generated by SQLQueryTestSuite
--- Number of queries: 38
+-- Number of queries: 40
 
 
 -- !query 0
@@ -354,3 +354,19 @@ select from_json('[{"a": 1}, 2]', 'array<map<string,int>>')
 struct<jsontostructs([{"a": 1}, 2]):array<map<string,int>>>
 -- !query 37 output
 NULL
+
+
+-- !query 38
+select to_json(array('1','2','3'))
+-- !query 38 schema
+struct<structstojson(array(1, 2, 3)):string>
+-- !query 38 output
+["1","2","3"]
+
+
+-- !query 39
+select to_json(array(array(1,2,3),array(4)))
+-- !query 39 schema
+struct<structstojson(array(array(1, 2, 3), array(4))):string>
+-- !query 39 output
+[[1,2,3],[4]]