2 ### ditto, on two lines from client rather than three; fails
3 ### (not legit; the username & passwd should be suplied separately in response to prompts)
4 ### ditto, on one line; fails
5 ### ditto, a different split of two lines; passes (though not strictly within spec)
6 ### LOGIN - cancelled part-way through (returns a fail)
7 ### LOGIN (empty username; bad auth) should fail
8 ### LOGIN (bad username; bad auth) should fail
11 ******** SERVER ********
12 ### LOGIN/userx/secret
13 ### ditto, on two lines from client rather than three; fails
14 ### (not legit; the username & passwd should be suplied separately in response to prompts)
15 ### ditto, on one line; fails
16 ### ditto, a different split of two lines; passes (though not strictly within spec)
17 ### LOGIN - cancelled part-way through (returns a fail)
18 ### LOGIN (empty username; bad auth) should fail
19 ### LOGIN (bad username; bad auth) should fail