def test_check_encoding_none(self):
"""Cases where the comparison fails."""
# stream.encoding is None:
self.assertEqual(io.check_encoding(io.FileInput(), 'ascii'), None)
# stream.encoding does not exist:
self.assertEqual(io.check_encoding(BBuf, 'ascii'), None)
# encoding is None:
self.assertEqual(io.check_encoding(mock_stdout, None), None)
# encoding is invalid
self.assertEqual(io.check_encoding(mock_stdout, 'UTF-9'), None)
def test_check_encoding_none(self):
"""Cases where the comparison fails."""
# stream.encoding is None:
self.assertEqual(io.check_encoding(io.FileInput(), 'ascii'), None)
# stream.encoding does not exist:
self.assertEqual(io.check_encoding(BBuf, 'ascii'), None)
# encoding is None:
self.assertEqual(io.check_encoding(mock_stdout, None), None)
# encoding is invalid
self.assertEqual(io.check_encoding(mock_stdout, 'UTF-9'), None)
def test_check_encoding_false(self):
"""Return `False` if lookup returns different codecs"""
self.assertEqual(io.check_encoding(mock_stdout, 'ascii'), False)
self.assertEqual(io.check_encoding(mock_stdout, 'latin-1'), False)
def test_check_encoding_true(self):
"""Return `True` if lookup returns the same codec"""
self.assertEqual(io.check_encoding(mock_stdout, 'utf8'), True)
self.assertEqual(io.check_encoding(mock_stdout, 'utf-8'), True)
self.assertEqual(io.check_encoding(mock_stdout, 'UTF-8'), True)
def test_check_encoding_false(self):
"""Return `False` if lookup returns different codecs"""
self.assertEqual(io.check_encoding(mock_stdout, 'ascii'), False)
self.assertEqual(io.check_encoding(mock_stdout, 'latin-1'), False)
def test_check_encoding_true(self):
"""Return `True` if lookup returns the same codec"""
self.assertEqual(io.check_encoding(mock_stdout, 'utf8'), True)
self.assertEqual(io.check_encoding(mock_stdout, 'utf-8'), True)
self.assertEqual(io.check_encoding(mock_stdout, 'UTF-8'), True)