svoid test_isValidEmailAddress_simple() {
  testFunctionValues isValidEmailAddress_simple(
    "hello@world.com", true,
    "hello@bla", false,
    "this no@yo.yo", false,
    "info~bla@a.b.c", true,
    rep('a', 254) + "@test.com", false, // too long
  );
}