2 files changed, 6 insertions, 4 deletions
diff --git a/tests/test_fields.py b/tests/test_fields.py
index 3f4e65f2..c20bdd8c 100644
--- a/tests/test_fields.py
+++ b/tests/test_fields.py
@@ -62,7 +62,7 @@ class TestEmpty:
         """
         field = serializers.CharField(allow_blank=True)
         output = field.run_validation('')
-        assert output is ''
+        assert output == ''
 
     def test_default(self):
         """
@@ -817,7 +817,7 @@ class TestChoiceField(FieldValues):
             ]
         )
         output = field.run_validation('')
-        assert output is ''
+        assert output == ''
 
 
 class TestChoiceFieldWithType(FieldValues):
diff --git a/tests/test_serializer.py b/tests/test_serializer.py
index 48fcc83b..c17b6d8c 100644
--- a/tests/test_serializer.py
+++ b/tests/test_serializer.py
@@ -1,6 +1,7 @@
 # coding: utf-8
 from __future__ import unicode_literals
 from rest_framework import serializers
+from rest_framework.compat import unicode_repr
 import pytest
 
 
@@ -208,9 +209,10 @@ class TestUnicodeRepr:
         class ExampleObject:
             def __init__(self):
                 self.example = '한국'
+
             def __repr__(self):
-                return self.example.encode('utf8')
+                return unicode_repr(self.example)
 
         instance = ExampleObject()
         serializer = ExampleSerializer(instance)
-        repr(serializer)
+        repr(serializer)  # Should not error.