Test useCSS command

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

PASS useCSS changed the state successfully
PASS useCSS changed the state successfully
PASS useCSS changed the state successfully
PASS useCSS changed the state successfully
PASS useCSS changed the state successfully
PASS queryCommandState('useCSS') returns false
PASS queryCommandValue('useCSS') returns ''
PASS one underline command converted test to <span style="text-decoration-line: underline;">test</span>
PASS successfullyParsed is true

TEST COMPLETE