This test requires a workshop in which 'Maximum number of submission attachments' is set to 2 and the workshop is in submission phase.
1. Login as a student and access the workshop.
2. Add a title and text online and try adding 2 attachments.
3. Check that the submission with attachments is displayed correctly.
4. Edit the submission and check that no more attachments may be added.
5. Try deleting one of the attachments.
6. Check that the submitted and modified dates are displayed correctly.