feat: adds simple tests for internal exceptions

tests/parser/test_array_type_parser.py

@@ -19,6 +19,17 @@ class TestArrayTypeParser(TestCase):
         self.assertEqual(type_parsing.__origin__, list)
         self.assertEqual(element_type, str)
 
+    def test_array_parser_with_no_items(self):
+        parser = ArrayTypeParser()
+
+        properties = {
+            "default": ["a", "b", "c", "d"],
+            "maxItems": 3,
+        }
+
+        with self.assertRaises(InvalidSchemaException):
+            parser.from_properties("placeholder", properties)
+
     def test_array_parser_with_options_unique(self):
         parser = ArrayTypeParser()
 

tests/parser/test_oneof_type_parser.py

@@ -20,6 +20,17 @@ class TestOneOfTypeParser(TestCase):
                 ref_cache={},
             )
 
+        with self.assertRaises(InvalidSchemaException):
+            OneOfTypeParser().from_properties_impl(
+                "test_field",
+                {
+                    "oneOf": [],  # should throw because oneOf must be a list with at least one item
+                },
+                required=True,
+                context={},
+                ref_cache={},
+            )
+
         with self.assertRaises(InvalidSchemaException):
             SchemaConverter.build(
                 {