Test that directionality is re-evaluated when dir attribute changes.

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


PASS document.defaultView.getComputedStyle(el, null).getPropertyValue('border-right-color') is 'rgb(0, 128, 0)'
PASS document.defaultView.getComputedStyle(el, null).getPropertyValue('border-right-color') is 'rgb(255, 0, 0)'
PASS document.defaultView.getComputedStyle(el, null).getPropertyValue('border-right-color') is 'rgb(0, 128, 0)'
PASS document.defaultView.getComputedStyle(el, null).getPropertyValue('border-right-color') is 'rgb(255, 0, 0)'
PASS successfullyParsed is true

TEST COMPLETE