This test verifies that both input-driven and programmatic smooth scrolls serviced by the compositor thread go to the correct scroll position on RTL pages with horizontal overflow.

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


FAIL scrollX failed to change to -80 in 0.5 seconds.
FAIL scrollX failed to change to -40 in 0.5 seconds.
PASS successfullyParsed is true

TEST COMPLETE

