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test_mail.py
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test_mail.py
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import unittest
from email.charset import Charset
from io import BytesIO
from twisted import version as twisted_version
from twisted.internet import defer
from twisted.internet._sslverify import ClientTLSOptions
from twisted.internet.ssl import ClientContextFactory
from twisted.python.versions import Version
from scrapy.mail import MailSender
class MailSenderTest(unittest.TestCase):
def test_send(self):
mailsender = MailSender(debug=True)
mailsender.send(
to=["test@scrapy.org"],
subject="subject",
body="body",
_callback=self._catch_mail_sent,
)
assert self.catched_msg
self.assertEqual(self.catched_msg["to"], ["test@scrapy.org"])
self.assertEqual(self.catched_msg["subject"], "subject")
self.assertEqual(self.catched_msg["body"], "body")
msg = self.catched_msg["msg"]
self.assertEqual(msg["to"], "test@scrapy.org")
self.assertEqual(msg["subject"], "subject")
self.assertEqual(msg.get_payload(), "body")
self.assertEqual(msg.get("Content-Type"), "text/plain")
def test_send_single_values_to_and_cc(self):
mailsender = MailSender(debug=True)
mailsender.send(
to="test@scrapy.org",
subject="subject",
body="body",
cc="test@scrapy.org",
_callback=self._catch_mail_sent,
)
def test_send_html(self):
mailsender = MailSender(debug=True)
mailsender.send(
to=["test@scrapy.org"],
subject="subject",
body="<p>body</p>",
mimetype="text/html",
_callback=self._catch_mail_sent,
)
msg = self.catched_msg["msg"]
self.assertEqual(msg.get_payload(), "<p>body</p>")
self.assertEqual(msg.get("Content-Type"), "text/html")
def test_send_attach(self):
attach = BytesIO()
attach.write(b"content")
attach.seek(0)
attachs = [("attachment", "text/plain", attach)]
mailsender = MailSender(debug=True)
mailsender.send(
to=["test@scrapy.org"],
subject="subject",
body="body",
attachs=attachs,
_callback=self._catch_mail_sent,
)
assert self.catched_msg
self.assertEqual(self.catched_msg["to"], ["test@scrapy.org"])
self.assertEqual(self.catched_msg["subject"], "subject")
self.assertEqual(self.catched_msg["body"], "body")
msg = self.catched_msg["msg"]
self.assertEqual(msg["to"], "test@scrapy.org")
self.assertEqual(msg["subject"], "subject")
payload = msg.get_payload()
assert isinstance(payload, list)
self.assertEqual(len(payload), 2)
text, attach = payload
self.assertEqual(text.get_payload(decode=True), b"body")
self.assertEqual(text.get_charset(), Charset("us-ascii"))
self.assertEqual(attach.get_payload(decode=True), b"content")
def _catch_mail_sent(self, **kwargs):
self.catched_msg = dict(**kwargs)
def test_send_utf8(self):
subject = "sübjèçt"
body = "bödÿ-àéïöñß"
mailsender = MailSender(debug=True)
mailsender.send(
to=["test@scrapy.org"],
subject=subject,
body=body,
charset="utf-8",
_callback=self._catch_mail_sent,
)
assert self.catched_msg
self.assertEqual(self.catched_msg["subject"], subject)
self.assertEqual(self.catched_msg["body"], body)
msg = self.catched_msg["msg"]
self.assertEqual(msg["subject"], subject)
self.assertEqual(msg.get_payload(decode=True).decode("utf-8"), body)
self.assertEqual(msg.get_charset(), Charset("utf-8"))
self.assertEqual(msg.get("Content-Type"), 'text/plain; charset="utf-8"')
def test_send_attach_utf8(self):
subject = "sübjèçt"
body = "bödÿ-àéïöñß"
attach = BytesIO()
attach.write(body.encode("utf-8"))
attach.seek(0)
attachs = [("attachment", "text/plain", attach)]
mailsender = MailSender(debug=True)
mailsender.send(
to=["test@scrapy.org"],
subject=subject,
body=body,
attachs=attachs,
charset="utf-8",
_callback=self._catch_mail_sent,
)
assert self.catched_msg
self.assertEqual(self.catched_msg["subject"], subject)
self.assertEqual(self.catched_msg["body"], body)
msg = self.catched_msg["msg"]
self.assertEqual(msg["subject"], subject)
self.assertEqual(msg.get_charset(), Charset("utf-8"))
self.assertEqual(msg.get("Content-Type"), 'multipart/mixed; charset="utf-8"')
payload = msg.get_payload()
assert isinstance(payload, list)
self.assertEqual(len(payload), 2)
text, attach = payload
self.assertEqual(text.get_payload(decode=True).decode("utf-8"), body)
self.assertEqual(text.get_charset(), Charset("utf-8"))
self.assertEqual(attach.get_payload(decode=True).decode("utf-8"), body)
def test_create_sender_factory_with_host(self):
mailsender = MailSender(debug=False, smtphost="smtp.testhost.com")
factory = mailsender._create_sender_factory(
to_addrs=["test@scrapy.org"], msg="test", d=defer.Deferred()
)
context = factory.buildProtocol("test@scrapy.org").context
if twisted_version >= Version("twisted", 21, 2, 0):
self.assertIsInstance(context, ClientTLSOptions)
else:
self.assertIsInstance(context, ClientContextFactory)
if __name__ == "__main__":
unittest.main()