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test_replace_header(): New test for Message.replace_header().

This commit is contained in:
Barry Warsaw 2002-09-06 03:39:59 +00:00
parent 229727fa07
commit 58fb61cce5
1 changed files with 17 additions and 0 deletions
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17
Lib/email/test/test_email.py
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@ -435,6 +435,23 @@ class TestMessageAPI(TestEmailBase):
msg['Content-Type'] = 'no-slash-in-this-string'
self.assertEqual(msg.get_content_subtype(), 'plain')
def test_replace_header(self):
eq = self.assertEqual
msg = Message()
msg.add_header('First', 'One')
msg.add_header('Second', 'Two')
msg.add_header('Third', 'Three')
eq(msg.keys(), ['First', 'Second', 'Third'])
eq(msg.values(), ['One', 'Two', 'Three'])
msg.replace_header('Second', 'Twenty')
eq(msg.keys(), ['First', 'Second', 'Third'])
eq(msg.values(), ['One', 'Twenty', 'Three'])
msg.add_header('First', 'Eleven')
msg.replace_header('First', 'One Hundred')
eq(msg.keys(), ['First', 'Second', 'Third', 'First'])
eq(msg.values(), ['One Hundred', 'Twenty', 'Three', 'Eleven'])
self.assertRaises(KeyError, msg.replace_header, 'Fourth', 'Missing')
# Test the email.Encoders module