client.testAddIntentHistory(request, history);
        assertEquals(0, request.getMessages().size());
    }

    @Test
    public void test_addIntentHistory_nullHistory() {
        final LlmChatRequest request = new LlmChatRequest();
        client.testAddIntentHistory(request, null);
        assertEquals(0, request.getMessages().size());
    }

    @Test