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import unittest
from test import support
import string, mimetools
import io
msgtext1 = mimetools.Message(io.StringIO(
"""Content-Type: text/plain; charset=iso-8859-1; format=flowed
Content-Transfer-Encoding: 8bit
Foo!
"""))
sample = bytes(string.ascii_letters + "=" + string.digits + "\n", "ASCII")
class MimeToolsTest(unittest.TestCase):
def decode_encode_test(self, enc):
i = io.BytesIO(sample)
o = io.BytesIO()
mimetools.encode(i, o, enc)
i = io.BytesIO(o.getvalue())
o = io.BytesIO()
mimetools.decode(i, o, enc)
self.assertEqual(o.getvalue(), sample)
# Separate tests for better diagnostics
def test_7bit(self):
self.decode_encode_test('7bit')
def test_8bit(self):
self.decode_encode_test('8bit')
def test_base64(self):
self.decode_encode_test('base64')
def test_quoted_printable(self):
self.decode_encode_test('quoted-printable')
def test_uuencode(self):
self.decode_encode_test('uuencode')
def test_x_uuencode(self):
self.decode_encode_test('x-uuencode')
def test_uue(self):
self.decode_encode_test('uue')
def test_x_uue(self):
self.decode_encode_test('x-uue')
def test_boundary(self):
s = set([""])
for i in range(100):
nb = mimetools.choose_boundary()
self.assert_(nb not in s)
s.add(nb)
def test_message(self):
msg = mimetools.Message(io.StringIO(str(msgtext1)))
self.assertEqual(msg.gettype(), "text/plain")
self.assertEqual(msg.getmaintype(), "text")
self.assertEqual(msg.getsubtype(), "plain")
self.assertEqual(msg.getplist(), ["charset=iso-8859-1", "format=flowed"])
self.assertEqual(msg.getparamnames(), ["charset", "format"])
self.assertEqual(msg.getparam("charset"), "iso-8859-1")
self.assertEqual(msg.getparam("format"), "flowed")
self.assertEqual(msg.getparam("spam"), None)
self.assertEqual(msg.getencoding(), "8bit")
def test_main():
support.run_unittest(MimeToolsTest)
if __name__=="__main__":
test_main()
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