1 files changed, 70 insertions, 0 deletions
diff --git a/src/leap/email/smtp/tests/test_smtprelay.py b/src/leap/email/smtp/tests/test_smtprelay.py
new file mode 100644
index 00000000..5410c75e
--- /dev/null
+++ b/src/leap/email/smtp/tests/test_smtprelay.py
@@ -0,0 +1,70 @@
+from datetime import datetime
+import re
+from leap.email.smtp.smtprelay import (
+    SMTPFactory,   # a ServerFactory
+    #SMTPDelivery, # an object
+    #EncryptedMessage,
+)
+from leap.email.smtp import tests
+from twisted.internet.error import ConnectionDone
+from twisted.test import proto_helpers
+
+
+class TestSmtpRelay(tests.OpenPGPTestCase):
+    
+    IP_REGEX = "(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])";
+    HOSTNAME_REGEX = "(([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9])\.)*([A-Za-z0-9]|[A-Za-z0-9][A-Za-z0-9\-]*[A-Za-z0-9])";
+    IP_OR_HOST_REGEX = '(' + IP_REGEX + '|' + HOSTNAME_REGEX + ')'
+    
+    CRLF = '\r\n'
+    EMAIL_DATA = [ 'HELO relay.leap.se',
+                   'MAIL FROM: <user@leap.se>',
+                   'RCPT TO: <leap@leap.se>',
+                   'DATA',
+                   'From: User <user@leap.se>',
+                   'To: Leap <leap@leap.se>',
+                   'Date: ' + datetime.now().strftime('%c'),
+                   'Subject: test message',
+                   '',
+                   'This is a secret message.',
+                   'Yours,',
+                   'A.',
+                   '',
+                   '.',
+                   'QUIT' ]
+    SMTP_ANSWERS = [ '220 ' + IP_OR_HOST_REGEX + ' NO UCE NO UBE NO RELAY PROBES',
+                     '250 ' + IP_OR_HOST_REGEX + ' Hello ' + IP_OR_HOST_REGEX + ', nice to meet you',
+                     '250 Sender address accepted',
+                     '250 Recipient address accepted',
+                     '354 Continue' ]
+    
+
+    def setUp(self):
+        super(TestSmtpRelay, self).setUp()
+        self.proto = SMTPFactory(self._gpg).buildProtocol(('127.0.0.1',0))
+        self.transport = proto_helpers.StringTransport()
+        self.proto.makeConnection(self.transport)
+
+
+    def tearDown(self):
+        self.proto.setTimeout(None)
+        super(TestSmtpRelay, self).tearDown()
+
+    
+    def assertMatch(self, string, pattern, msg=None):
+        if not re.match(pattern, string):
+            msg = self._formatMessage(msg, '"%s" does not match pattern "%s".'
+            % (string, pattern))
+            raise self.failureException(msg)
+
+
+    def test_send_email(self):
+        """
+        If L{smtp.SMTP} receives an empty line, it responds with a 500 error
+        response code and a message about a syntax error.
+        """
+        for i, line in enumerate(self.EMAIL_DATA):
+            self.proto.lineReceived(line+self.CRLF)
+            self.assertMatch(self.transport.value(),
+                             self.CRLF.join(self.SMTP_ANSWERS[0:i+1]))
+