LET url = @dynamic + "?redirect=/forms"
LET doc = DOCUMENT(url, true)

WAIT_ELEMENT(doc, "form")

LET input = ELEMENT(doc, "#multi_select_input")
LET output = ELEMENT(doc, "#multi_select_output")
LET result = SELECT(input, ["1", "2", "4"])

RETURN EXPECT(output.innerText, "1, 2, 4") + EXPECT(JSON_STRINGIFY(result), '["1","2","4"]')