1 This test ensures selectstart event fires when selection is created by arrow key and script can prevent the selection change.
3 If running this test manually, click on the div ("Hello World") and try to select the text using arrow keys.
4 Expected result: SelectStart event will fire when user starts extending the selection, but due to script preventDefault it prevents the selection change.
6 Check Right arrow + Shift: PASS
7 Check Right arrow + Shift + Control: PASS
8 Check End + Shift: PASS