MDL-51476 questions: manual grading validation for ungraded Qs
commitddc016830dc3aff627acde74c397e2c28c46c530
authorTim Hunt <T.J.Hunt@open.ac.uk>
Mon, 21 Sep 2015 14:12:10 +0000 (21 15:12 +0100)
committerTim Hunt <T.J.Hunt@open.ac.uk>
Fri, 25 Sep 2015 13:01:33 +0000 (25 14:01 +0100)
treec263e1c1d909d44116c2835e951d5a0f3d8d2a2b
parentfd57d685c785ac2900098b0aea87556d4696fa84
MDL-51476 questions: manual grading validation for ungraded Qs

The change in MDL-51090 broke manually commenting on questions for which
no mark is given (max mark == 0). This fixes it, with unit tests.

Thanks to Nick Phillips for the original suggestion of the fix.
question/behaviour/manualgraded/tests/walkthrough_test.php
question/engine/lib.php
question/engine/tests/questionengine_test.php