1 Ensure that collapse with null clears selection
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
6 PASS selection.rangeCount is 1
7 PASS selection.rangeCount is 0
8 PASS selection.rangeCount is 1
9 PASS selection.rangeCount is 0
10 PASS successfullyParsed is true