Test that adding and removing class names with no matching selector does not cause a style recalc On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS internals.updateStyleAndReturnAffectedElementCount() is 1 PASS internals.updateStyleAndReturnAffectedElementCount() is 1 PASS internals.updateStyleAndReturnAffectedElementCount() is 0 PASS internals.updateStyleAndReturnAffectedElementCount() is 0 PASS internals.updateStyleAndReturnAffectedElementCount() is 1 PASS internals.updateStyleAndReturnAffectedElementCount() is 0 PASS internals.updateStyleAndReturnAffectedElementCount() is 0 PASS internals.updateStyleAndReturnAffectedElementCount() is 0 PASS internals.updateStyleAndReturnAffectedElementCount() is 0 PASS internals.updateStyleAndReturnAffectedElementCount() is 0 PASS internals.updateStyleAndReturnAffectedElementCount() is 0 PASS successfullyParsed is true TEST COMPLETE