tests: Added IMAP OAuth 2.0 authentication with initial response test

test800 test801 test802 test803 test804 test805 test806 test807 test808 \

test809 test810 test811 test812 test813 test814 test815 test816 test817 \

test818 test819 test820 test821 test822 test823 test824 test825 test826 \

test827 \

test827 test828 \

\

test850 test851 test852 test853 test854 test855 test856 test857 test858 \

test859 test860 test861 test862 test863 test864 test865 test866 test867 \

<testcase>

<info>

<keywords>

IMAP

IMAP AUTH OAUTH2 SASL-IR

RFC6749

</keywords>

</info>

#

# Server-side

<reply>

<servercmd>

AUTH XOAUTH2

CAPA SASL-IR

REPLY AUTHENTICATE A002 OK AUTHENTICATE completed

</servercmd>

<data>

From: me@somewhere

To: fake@nowhere

body

--

  yours sincerely

</data>

</reply>

#

# Client-side

<client>

<server>

imap

</server>

 <name>

IMAP OAuth 2.0 authentication with initial response

 </name>

 <command>

'imap://%HOSTIP:%IMAPPORT/828/;UID=1' -u user --oauth2-bearer mF_9.B5f-4.1JqM

</command>

</client>

#

# Verify data after the test has been "shot"

<verify>

<protocol>

A001 CAPABILITY

A002 AUTHENTICATE XOAUTH2 dXNlcj11c2VyAWF1dGg9QmVhcmVyIG1GXzkuQjVmLTQuMUpxTQEB

A003 SELECT 828

A004 FETCH 1 BODY[]

A005 LOGOUT

</protocol>

</verify>

</testcase>