From 7c99449e866bd4a212d308e45d9772e5ce8cd226 Mon Sep 17 00:00:00 2001
From: emfpdlzj <redryan@ajou.ac.kr>
Date: Thu, 28 May 2026 09:14:07 +0900
Subject: [PATCH] fix: Handle unhashable BooleanField representation values

---
 rest_framework/fields.py | 13 +++++----
 tests/test_fields.py     | 59 ++++++++++++++++++++++------------------
 2 files changed, 39 insertions(+), 33 deletions(-)

diff --git a/rest_framework/fields.py b/rest_framework/fields.py
index 8dd4befdca..9eb2a50a8b 100644
--- a/rest_framework/fields.py
+++ b/rest_framework/fields.py
@@ -708,12 +708,13 @@ def to_internal_value(self, data):
         self.fail("invalid", input=data)
 
     def to_representation(self, value):
-        if self._lower_if_str(value) in self.TRUE_VALUES:
-            return True
-        elif self._lower_if_str(value) in self.FALSE_VALUES:
-            return False
-        if self._lower_if_str(value) in self.NULL_VALUES and self.allow_null:
-            return None
+        with contextlib.suppress(TypeError):
+            if self._lower_if_str(value) in self.TRUE_VALUES:
+                return True
+            elif self._lower_if_str(value) in self.FALSE_VALUES:
+                return False
+            if self._lower_if_str(value) in self.NULL_VALUES and self.allow_null:
+                return None
         return bool(value)
 
 
diff --git a/tests/test_fields.py b/tests/test_fields.py
index 89abc51365..869219a588 100644
--- a/tests/test_fields.py
+++ b/tests/test_fields.py
@@ -774,33 +774,38 @@ class TestBooleanField(FieldValues):
         'foo': ['Must be a valid boolean.'],
         None: ['This field may not be null.']
     }
-    outputs = {
-        'True': True,
-        'TRUE': True,
-        'tRuE': True,
-        't': True,
-        'T': True,
-        'true': True,
-        'on': True,
-        'ON': True,
-        'oN': True,
-        'False': False,
-        'FALSE': False,
-        'fALse': False,
-        'f': False,
-        'F': False,
-        'false': False,
-        'off': False,
-        'OFF': False,
-        'oFf': False,
-        '1': True,
-        '0': False,
-        1: True,
-        0: False,
-        True: True,
-        False: False,
-        'other': True
-    }
+    outputs = [
+        ('True', True),
+        ('TRUE', True),
+        ('tRuE', True),
+        ('t', True),
+        ('T', True),
+        ('true', True),
+        ('on', True),
+        ('ON', True),
+        ('oN', True),
+        ('False', False),
+        ('FALSE', False),
+        ('fALse', False),
+        ('f', False),
+        ('F', False),
+        ('false', False),
+        ('off', False),
+        ('OFF', False),
+        ('oFf', False),
+        ('1', True),
+        ('0', False),
+        (1, True),
+        (0, False),
+        (True, True),
+        (False, False),
+        ('other', True),
+        ([], False),
+        ({}, False),
+        (set(), False),
+        ([1], True),
+        ({'example': 'value'}, True),
+    ]
     field = serializers.BooleanField()
 
     def test_disallow_unhashable_collection_types(self):