Update test to the current readline() behaviour.

diff --git a/Lib/test/test_codecs.py b/Lib/test/test_codecs.py
index 692e9b5f30ccade6799721fb4438602a968d7dec..4154ad207f6ea7f2e2eaae7242586f73223c9219 100644 (file)
--- a/Lib/test/test_codecs.py
+++ b/Lib/test/test_codecs.py
@@ -165,6 +165,7 @@ class ReadTest(unittest.TestCase):
         writer.write(u"foo\r")
         self.assertEqual(reader.readline(keepends=False), u"foo")
         writer.write(u"\nbar\r")
+        self.assertEqual(reader.readline(keepends=False), u"")
         self.assertEqual(reader.readline(keepends=False), u"bar")
         writer.write(u"baz")
         self.assertEqual(reader.readline(keepends=False), u"baz")
@@ -174,6 +175,7 @@ class ReadTest(unittest.TestCase):
         writer.write(u"foo\r")
         self.assertEqual(reader.readline(keepends=True), u"foo\r")
         writer.write(u"\nbar\r")
+        self.assertEqual(reader.readline(keepends=True), u"\n")
         self.assertEqual(reader.readline(keepends=True), u"bar\r")
         writer.write(u"baz")
         self.assertEqual(reader.readline(keepends=True), u"baz")