[ question ] how to determine whether test is failure or pass ?

fennec 68.3
https everywhere disabled
http toggle is on

[ 1 ] str:
tap pop up

observed behaviour :
opens a new tab
pop up button has green background on http://permission.site/

[ 2 ] str:
tap pop up (delayed 5 seconds)

observed behaviour :
it shows: firefox prevented this site from opening a pop-up window. would you like to show it.