Fix test

smart_open/tests/test_s3.py

@@ -379,25 +379,31 @@ def test_binary_iterator(self):
         expected = u"выйду ночью в поле с конём".encode('utf-8').split(b' ')
         _resource('s3').Object(BUCKET_NAME, KEY_NAME).put(Body=b'\n'.join(expected))
 
+        # test the __iter__ method
         with self.assertApiCalls(GetObject=1):
             with smart_open.s3.open(BUCKET_NAME, KEY_NAME, 'rb') as fin:
                 actual = [line.rstrip() for line in fin]
         self.assertEqual(expected, actual)
 
+        # test the __next__ method
         with self.assertApiCalls(GetObject=1):
             with smart_open.s3.open(BUCKET_NAME, KEY_NAME, 'rb') as fin:
                 first = next(fin).rstrip()
         self.assertEqual(expected[0], first)
 
     def test_text_iterator(self):
         expected = u"выйду ночью в поле с конём".split(' ')
-        _resource('s3').Object(BUCKET_NAME, KEY_NAME).put(Body=b'\n'.join(expected))
+        _resource('s3').Object(BUCKET_NAME, KEY_NAME).put(
+            Body='\n'.join(expected).encode('utf-8')
+        )
 
+        # test the __iter__ method
         with self.assertApiCalls(GetObject=1):
             with smart_open.s3.open(BUCKET_NAME, KEY_NAME, 'r') as fin:
                 actual = [line.rstrip() for line in fin]
         self.assertEqual(expected, actual)
 
+        # test the __next__ method
         with self.assertApiCalls(GetObject=1):
             with smart_open.s3.open(BUCKET_NAME, KEY_NAME, 'r') as fin:
                 first = next(fin).rstrip()