Setup: You can use an existing course or follow the instructions (Steps 1-5 on MDL-82385 ) Login as student and enter the course with subsections Check that you see the subsection as a section inside another one. Check you cannot see the subsection as an activity. Check you can expand and collapse sections and subsections. Check the collapse status is saved, so you can leave the course and enter again and the status is the same. With one exception, the section with the last viewed activity (a blue badge is displayed bellow the activity) will be always expanded. Also, if you select a single section from course index or navigate using Next - Previous the section is saved as expanded in the All sections view. Check you can navigate next and previous sections (subsections are not included). Check you can navigate the sections from the course index. Clicking on a subsection will show the parent section and expand both parent and subsection. And selecting a module in a subsection will do the same before navigating to the module.