gtk/testsuite/css/parser/font-family.ref.css

a {
  font-family: "none";
}

b {
  font-family: "Sans Serif";
}

c {
  font-family: "A Font with a lot of text, spaces and special characters™";
}

d {
  font-family: "A Font with a lot of text, spaces and special characters™";
}

e {
  font-family: "A", "Lot", "Of", "Fonts";
}

f {
  font-family: "A", "Lot", "Of", "Fonts";
}

g {
  font-family: "A Lot", "Of", "Fonts";
}