2 files changed, 20 insertions, 0 deletions
diff --git a/tests/inspectdb/models.py b/tests/inspectdb/models.py
index 8a48031b24..d0076ce94f 100644
--- a/tests/inspectdb/models.py
+++ b/tests/inspectdb/models.py
@@ -68,6 +68,17 @@ class ColumnTypes(models.Model):
     uuid_field = models.UUIDField()
 
 
+class JSONFieldColumnType(models.Model):
+    json_field = models.JSONField()
+    null_json_field = models.JSONField(blank=True, null=True)
+
+    class Meta:
+        required_db_features = {
+            'can_introspect_json_field',
+            'supports_json_field',
+        }
+
+
 class UniqueTogether(models.Model):
     field1 = models.IntegerField()
     field2 = models.CharField(max_length=10)
diff --git a/tests/inspectdb/tests.py b/tests/inspectdb/tests.py
index 6e3f4b8aa6..afe89e0dda 100644
--- a/tests/inspectdb/tests.py
+++ b/tests/inspectdb/tests.py
@@ -85,6 +85,15 @@ class InspectDBTestCase(TestCase):
         elif not connection.features.interprets_empty_strings_as_nulls:
             assertFieldType('uuid_field', "models.CharField(max_length=32)")
 
+    @skipUnlessDBFeature('can_introspect_json_field', 'supports_json_field')
+    def test_json_field(self):
+        out = StringIO()
+        call_command('inspectdb', 'inspectdb_jsonfieldcolumntype', stdout=out)
+        output = out.getvalue()
+        if not connection.features.interprets_empty_strings_as_nulls:
+            self.assertIn('json_field = models.JSONField()', output)
+        self.assertIn('null_json_field = models.JSONField(blank=True, null=True)', output)
+
     def test_number_field_types(self):
         """Test introspection of various Django field types"""
         assertFieldType = self.make_field_type_asserter()