svoid test_apexDomain() {
  testFunctionValues apexDomain(
    "www.bla.com", "bla.com",
    "www.blu.bla.com", "bla.com",
    "a.b.c", "b.c",
    "microsoft.com", "microsoft.com",
    "1.2.3.4", null,
    ".com", null,
    "localhost", null,
  );
}

Began life as a copy of #1032721