--- a/Lib/test/test_io.py Tue Mar 01 10:26:10 2016 +0200 +++ b/Lib/test/test_io.py Wed Mar 02 00:01:35 2016 +0000 @@ -411,17 +411,17 @@ class IOTest(unittest.TestCase): self.assertEqual(data, b"hello world\n") f = self.BytesIO(data) self.read_ops(f, True) def test_large_file_ops(self): # On Windows and Mac OSX this test comsumes large resources; It takes # a long time to build the >2GB file and takes >2GB of disk space # therefore the resource must be enabled to run this test. - if sys.platform[:3] == 'win' or sys.platform == 'darwin': + if sys.platform[:3] == 'win' or sys.platform in ('darwin', 'ios'): support.requires( 'largefile', 'test requires %s bytes and a long time to run' % self.LARGE) with self.open(support.TESTFN, "w+b", 0) as f: self.large_file_ops(f) with self.open(support.TESTFN, "w+b") as f: self.large_file_ops(f)