1 Test for event dispatching by spin buttons in a type=week input.
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
7 PASS changeEventCounter is 0
8 PASS inputEventCounter is 0
10 PASS testInput.value is ""
11 PASS changeEventCounter is 1
12 PASS inputEventCounter is 1
13 Focus on another field
14 PASS changeEventCounter is 1
15 PASS inputEventCounter is 1
16 PASS successfullyParsed is true