Test cases when the multiple selectors are provided On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS document.body.querySelectorAll("t0, t1").length is 4 PASS document.body.querySelectorAll("#t2, t3").length is 1 PASS document.body.querySelectorAll("t4> #t5, t6 t7.ok").length is 2 PASS document.body.querySelectorAll("t8 + t9, t10 t11.ok").length is 1 PASS document.body.querySelectorAll("t8 + t9, t10 t11.ok").length is 1 PASS document.body.querySelectorAll(".t12, .t13, .t14, .t15").length is 2 CSS JIT compile may fail, fallback to the slow path. PASS document.body.querySelectorAll(".t16, .t17>t18:nth-last-child(1)").length is 3 PASS successfullyParsed is true TEST COMPLETE