val validEmails = Seq(
    "john@yahoo.com",
    "john-100@yahoo.com",
    "john.100@yahoo.com",
    "john111@john.com",
    "john-100@john.net",
    "john.100@john.com.au",
    "john@1.com",
    "john@gmail.com.com",
    "john+100@gmail.com",
    "john-100@yahoo-test.com",
    "shlomo@walla.co.il",
    "john@ec2-11-12-33-123.us-west-2.compute.amazonaws.com",
    "{test}bvplayer@bv.com",
    "kevin.d.o'bryan@aexp.com",
    "0.1.0EQj4t9cyocMyjDuJfUx74==@usaa.com",
    "prettyandsimple@example.com",
    "very.common@example.com",
    "disposable.style.email.with+symbol@example.com",
    "other.email-with-dash@example.com",
    "x@example.com",
//    "\"much.more unusual\"@example.com",
    "\"very.unusual.@.unusual.com\"@example.com",
    "\"very.(),:;<>[]\".VERY.\"very@\\ \"very\".unusual\"@strange.example.com",
    "example-indeed@strange-example.com",
//    "admin@mailserver1",
    "#!$%&'*+-/=?^_`{}|~@example.org",
//    "\"()<>[]:,;@\\\"!#$%&'-/=?^_`{}| ~.a\"@example.org",
//    "\" \"@example.org",
//    "example@localhost",
    "example@s.solutions"
//    "user@com",
//    "user@localserver",
//    "user@[IPv6:2001:db8::1]"
  )

  val invalidEmails = Seq(
    null,
    "",
    "   a ",
    "john",
    "john@.com.my",
//    "john123@gmail.a",
    "john123@.com",
    "john123@.com.com",
//    ".john@john.com",
//    "john()*@gmail.com",
    "john@%*.com",
//    "john..2002@gmail.com",
    "john.@gmail.com",
//    "john@john@gmail.com",
//    "john@gmail.com.1a",
    "Abc.example.com",
//    "A@b@c@example.com",
//    "a\"b(c)d,e:f;g<h>i[j\\k]l@example.com",
//    "just\"not\"right@example.com",
//    "this is\"not\\allowed@example.com",
//    "this\\ still\\\"not\\\\allowed@example.com",
//    "john..doe@example.com",
    "john.doe@example..com"
  )