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Added a few tests for smtp EmailBackend.
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@ -1334,10 +1334,16 @@ class SMTPBackendTests(BaseEmailBackendTests, SMTPBackendTestsBase):
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open() returns whether it opened a connection.
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"""
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backend = smtp.EmailBackend(username='', password='')
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self.assertFalse(backend.connection)
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self.assertIsNone(backend.connection)
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opened = backend.open()
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backend.close()
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self.assertTrue(opened)
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self.assertIs(opened, True)
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def test_reopen_connection(self):
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backend = smtp.EmailBackend()
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# Simulate an already open connection.
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backend.connection = True
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self.assertIs(backend.open(), False)
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def test_server_login(self):
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"""
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@ -1366,6 +1372,14 @@ class SMTPBackendTests(BaseEmailBackendTests, SMTPBackendTestsBase):
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backend = smtp.EmailBackend()
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self.assertFalse(backend.use_tls)
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def test_ssl_tls_mutually_exclusive(self):
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msg = (
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'EMAIL_USE_TLS/EMAIL_USE_SSL are mutually exclusive, so only set '
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'one of those settings to True.'
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)
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with self.assertRaisesMessage(ValueError, msg):
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smtp.EmailBackend(use_ssl=True, use_tls=True)
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@override_settings(EMAIL_USE_SSL=True)
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def test_email_ssl_use_settings(self):
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backend = smtp.EmailBackend()
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@ -1493,6 +1507,14 @@ class SMTPBackendTests(BaseEmailBackendTests, SMTPBackendTestsBase):
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email = EmailMessage('Subject', 'Content', 'from@example.com', ['to@example.com'])
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self.assertEqual(backend.send_messages([email]), None)
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def test_send_messages_zero_sent(self):
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"""A message isn't sent if it doesn't have any recipients."""
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backend = smtp.EmailBackend()
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backend.connection = True
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email = EmailMessage('Subject', 'Content', 'from@example.com', to=[])
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sent = backend.send_messages([email])
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self.assertEqual(sent, 0)
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class SMTPBackendStoppedServerTests(SMTPBackendTestsBase):
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"""
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