Fixed #36546 -- Deprecated django.utils.crypto.constant_time_compare() in favor of hmac.compare_digest().

Signed-off-by: SaJH <wogur981208@gmail.com>

tests/utils_tests/test_crypto.py

@@ -2,15 +2,19 @@ import hashlib
 import unittest
 
 from django.test import SimpleTestCase
+from django.test.utils import ignore_warnings
 from django.utils.crypto import (
     InvalidAlgorithm,
     constant_time_compare,
     pbkdf2,
     salted_hmac,
 )
+from django.utils.deprecation import RemovedInDjango70Warning
 
 
 class TestUtilsCryptoMisc(SimpleTestCase):
+    # RemovedInDjango70Warning.
+    @ignore_warnings(category=RemovedInDjango70Warning)
     def test_constant_time_compare(self):
         # It's hard to test for constant time, just test the result.
         self.assertTrue(constant_time_compare(b"spam", b"spam"))
@@ -18,6 +22,15 @@ class TestUtilsCryptoMisc(SimpleTestCase):
         self.assertTrue(constant_time_compare("spam", "spam"))
         self.assertFalse(constant_time_compare("spam", "eggs"))
 
+    def test_constant_time_compare_deprecated(self):
+        msg = (
+            "constant_time_compare() is deprecated. "
+            "Use hmac.compare_digest() instead."
+        )
+        with self.assertWarnsMessage(RemovedInDjango70Warning, msg) as ctx:
+            constant_time_compare(b"spam", b"spam")
+        self.assertEqual(ctx.filename, __file__)
+
     def test_salted_hmac(self):
         tests = [
             ((b"salt", b"value"), {}, "b51a2e619c43b1ca4f91d15c57455521d71d61eb"),