def METHOD_NAME(self):
    MAPPING_URL = reverse("resolwebio-api:kb_mapping_search")
    # Test with wrong query parameter
    response = self.client.get(MAPPING_URL, {"nonexistent": "field"}, format="json")
    self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
    self.assertEqual(response.status_text, "Bad Request")