Test to make sure left and right arrows keys behave correctly in RTL content.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".


PASS Move selection right
PASS Move selection left
PASS Extend dragged selection right (Mac)
PASS Extend dragged selection left (Mac)
PASS Extend dragged selection right (Win)
PASS Extend dragged selection left (Win)
PASS Extend dragged selection right (Unix)
PASS Extend dragged selection left (Unix)
PASS successfullyParsed is true

TEST COMPLETE