[BangPypers] Embedded python mail server
Dhananjay Nene
dhananjay.nene at gmail.com
Wed Aug 24 09:10:38 CEST 2011
Just discovered http://www.lastcraft.com/fakemail.php
On Wed, Aug 24, 2011 at 12:37 PM, Dhananjay Nene
<dhananjay.nene at gmail.com> wrote:
> On Wed, Aug 24, 2011 at 12:34 PM, Dhananjay Nene
> <dhananjay.nene at gmail.com> wrote:
>> On Wed, Aug 24, 2011 at 12:25 PM, Gopalakrishnan Subramani
>> <gopalakrishnan.subramani at gmail.com> wrote:
>>> So you basically look for SMTP and also a POP3 access to the server? With
>>> that you could send a mail using SMTP and retrieve using POP3 to make sure
>>> the mail reached safely? There is no way to get the return receipt in SMTP
>>> (sorry, I could be wrong since I coded SMTP & POP3 6 years back with limited
>>> support).
>>
>> Only SMTP with programmatic access to query received emails is good enough.
>>>
>>> I used jmailsrv which is simple to configure and test on your scenarios.
>>>
>>> If you could share your testing strategy to test email, it would lead to
>>> good discussion.
>>>
>>
>> There is an released artifact "X". X needs to be tested for acceptance
>> criteria. No code changes can be introduced into X. X sends out
>> emails. Test cases need to test whether the mails got sent out
>> correctly. Thus after running test sequences, the mails that have gone
>> out need to be verified. The intent is to embed the mail server into
>> the test case (not X). Thus outgoing emails from X will get dispatched
>> to and received by the embedded mail server. Since test cases (but not
>> X) have programmatic access to X and its datastore, using whatever is
>> the available mail server api to query the mails it has received is
>> acceptable mechanism of verification. Using a embedded python mail
>> server helps the test cases to just test the received emails using
>> python calls rather than having to do POP3 calls instead.
>>
> s/programmatic access to X and its datastore/programmatic access to
> mail server and its datastore/g
>> Dhananjay
>>
>>>
>>> On Wed, Aug 24, 2011 at 12:42 AM, Dhananjay Nene
>>> <dhananjay.nene at gmail.com>wrote:
>>>
>>>> On Wed, Aug 24, 2011 at 12:03 PM, Gopalakrishnan Subramani
>>>> <gopalakrishnan.subramani at gmail.com> wrote:
>>>> > Use the http://hg.python.org/cpython/file/2.7/Lib/smtpd.py server. smtpd
>>>> is
>>>> > a proxy so only look at the client interface level, you may not need to
>>>> push
>>>> > to local server, no need to store to DB etc.
>>>> >
>>>> > you copy the file and modify and wrap to meet your automation needs and
>>>> to
>>>> > get the response confirmation once the mail delivered.
>>>> >
>>>> > SMTP RFC is very simple to code even in C++ & Java. But until or unless
>>>> you
>>>> > have mail client or mail proxy or a email server as your core
>>>> > business/module or automating the application functional testing, you
>>>> don't
>>>> > need to worry about testing with real mail server.
>>>> >
>>>> > Since you have mentioned as automated test, I assume that you don't mean
>>>> > unit testing.
>>>>
>>>> It is automated acceptance testing .. so testing is strictly at the
>>>> system boundaries. So it has to test the released version of the
>>>> artifact - without *any* changes. I presume that would constrain me
>>>> from introducing a different smtpd.py
>>>>
>>>> > Gopal
>>>> >
>>>> >
>>>> >
>>>> >
>>>> > On Tue, Aug 23, 2011 at 11:39 PM, Dhananjay Nene
>>>> > <dhananjay.nene at gmail.com>wrote:
>>>> >
>>>> >> On Wed, Aug 24, 2011 at 11:06 AM, Anand Chitipothu <
>>>> anandology at gmail.com>
>>>> >> wrote:
>>>> >> > 2011/8/24 Dhananjay Nene <dhananjay.nene at gmail.com>:
>>>> >> >> What would be good options to embed a python mail server ?
>>>> >> >>
>>>> >> >> The scope is strictly restricted to automated testing. So the
>>>> embedded
>>>> >> >> mail server (embedded in the test cases) acts as the server which
>>>> >> >> receives email and is in turn further queried to ensure receipt of
>>>> >> >> email correctly.
>>>> >> >>
>>>> >> >> One option is http://lamsonproject.org/
>>>> >> >>
>>>> >> >> Are there any other options you might suggest?
>>>> >> >
>>>> >> > Do you really want to run a mail server for testing? I usually monkey
>>>> >> > patch the function to send email and store the emails in a global
>>>> >> > variable for later access.
>>>> >> >
>>>> >>
>>>> >> In automated acceptance testing context I believe it would be
>>>> >> appropriate to implement a mail server. With unit tests, stubbing the
>>>> >> mail server with a mock would've been fine.
>>>> >>
>>>> >> Dhananjay
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>>
>>
>>
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