a href _blank should open in in-app browser
a href _system should open in system browser
a href _top should open in system browser
window.open _system should open in system browser
a href socast_link_external=1 should open in system browser
a href socast_link_external=1 with target _system should open in system browser
window.open _system socast_link_external=1 should open in system browser
window.open _top should open in system browser
window.open _blank should open in in-app browser