From f580b11725c370153eb58ccd7c21a8f2ff45ce7c Mon Sep 17 00:00:00 2001
From: fbz <fbozhang@163.com>
Date: Fri, 5 Dec 2025 20:17:49 +0800
Subject: [PATCH] test: add test cases

---
 tests/test_fields.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tests/test_fields.py b/tests/test_fields.py
index 0b6f4945c..6b23e2d4c 100644
--- a/tests/test_fields.py
+++ b/tests/test_fields.py
@@ -2060,6 +2060,7 @@ class TestMultipleChoiceField(FieldValues):
     valid_inputs = {
         (): list(),
         ('aircon',): ['aircon'],
+        ('aircon', 'aircon'): ['aircon'],
         ('aircon', 'manual'): ['aircon', 'manual'],
         ('manual', 'aircon'): ['manual', 'aircon'],
     }
@@ -2070,6 +2071,7 @@ class TestMultipleChoiceField(FieldValues):
     outputs = [
         (['aircon', 'manual', 'incorrect'], ['aircon', 'manual', 'incorrect']),
         (['manual', 'aircon', 'incorrect'], ['manual', 'aircon', 'incorrect']),
+        (['aircon', 'manual', 'aircon'], ['aircon', 'manual']),
     ]
     field = serializers.MultipleChoiceField(
         choices=[