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3edd22ac95
This new interface will also allow for future planned enhancements in control over the parser/generator without requiring any additional complexity in the parser/generator API. Patch reviewed by Éric Araujo and Barry Warsaw.
136 lines
4.2 KiB
Python
136 lines
4.2 KiB
Python
import io
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import textwrap
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import unittest
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from email import message_from_string, message_from_bytes
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from email.generator import Generator, BytesGenerator
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from email import policy
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from test.test_email import TestEmailBase
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# XXX: move generator tests from test_email into here at some point.
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class TestGeneratorBase():
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long_subject = {
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0: textwrap.dedent("""\
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To: whom_it_may_concern@example.com
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From: nobody_you_want_to_know@example.com
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Subject: We the willing led by the unknowing are doing the
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impossible for the ungrateful. We have done so much for so long with so little
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we are now qualified to do anything with nothing.
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None
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"""),
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40: textwrap.dedent("""\
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To: whom_it_may_concern@example.com
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From:\x20
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nobody_you_want_to_know@example.com
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Subject: We the willing led by the
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unknowing are doing the
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impossible for the ungrateful. We have
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done so much for so long with so little
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we are now qualified to do anything
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with nothing.
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None
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"""),
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20: textwrap.dedent("""\
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To:\x20
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whom_it_may_concern@example.com
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From:\x20
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nobody_you_want_to_know@example.com
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Subject: We the
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willing led by the
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unknowing are doing
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the
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impossible for the
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ungrateful. We have
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done so much for so
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long with so little
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we are now
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qualified to do
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anything with
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nothing.
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None
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"""),
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}
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long_subject[100] = long_subject[0]
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def maxheaderlen_parameter_test(self, n):
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msg = self.msgmaker(self.long_subject[0])
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s = self.ioclass()
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g = self.genclass(s, maxheaderlen=n)
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g.flatten(msg)
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self.assertEqual(s.getvalue(), self.long_subject[n])
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def test_maxheaderlen_parameter_0(self):
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self.maxheaderlen_parameter_test(0)
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def test_maxheaderlen_parameter_100(self):
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self.maxheaderlen_parameter_test(100)
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def test_maxheaderlen_parameter_40(self):
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self.maxheaderlen_parameter_test(40)
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def test_maxheaderlen_parameter_20(self):
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self.maxheaderlen_parameter_test(20)
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def maxheaderlen_policy_test(self, n):
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msg = self.msgmaker(self.long_subject[0])
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s = self.ioclass()
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g = self.genclass(s, policy=policy.default.clone(max_line_length=n))
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g.flatten(msg)
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self.assertEqual(s.getvalue(), self.long_subject[n])
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def test_maxheaderlen_policy_0(self):
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self.maxheaderlen_policy_test(0)
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def test_maxheaderlen_policy_100(self):
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self.maxheaderlen_policy_test(100)
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def test_maxheaderlen_policy_40(self):
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self.maxheaderlen_policy_test(40)
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def test_maxheaderlen_policy_20(self):
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self.maxheaderlen_policy_test(20)
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def maxheaderlen_parm_overrides_policy_test(self, n):
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msg = self.msgmaker(self.long_subject[0])
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s = self.ioclass()
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g = self.genclass(s, maxheaderlen=n,
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policy=policy.default.clone(max_line_length=10))
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g.flatten(msg)
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self.assertEqual(s.getvalue(), self.long_subject[n])
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def test_maxheaderlen_parm_overrides_policy_0(self):
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self.maxheaderlen_parm_overrides_policy_test(0)
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def test_maxheaderlen_parm_overrides_policy_100(self):
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self.maxheaderlen_parm_overrides_policy_test(100)
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def test_maxheaderlen_parm_overrides_policy_40(self):
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self.maxheaderlen_parm_overrides_policy_test(40)
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def test_maxheaderlen_parm_overrides_policy_20(self):
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self.maxheaderlen_parm_overrides_policy_test(20)
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class TestGenerator(TestGeneratorBase, TestEmailBase):
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msgmaker = staticmethod(message_from_string)
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genclass = Generator
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ioclass = io.StringIO
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class TestBytesGenerator(TestGeneratorBase, TestEmailBase):
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msgmaker = staticmethod(message_from_bytes)
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genclass = BytesGenerator
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ioclass = io.BytesIO
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long_subject = {key: x.encode('ascii')
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for key, x in TestGeneratorBase.long_subject.items()}
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if __name__ == '__main__':
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unittest.main()
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