test_pass.txt

[valid]
# These addresses should pass!

# from https://en.wikipedia.org/wiki/International_email
Abc@example.com
Abc.123@example.com
user+mailbox/department=shipping@example.com
!#$%&'*+-/=?^_`.{|}~@example.com
伊昭傑@郵件.商務
राम@मोहन.ईन्फो
юзер@екзампл.ком
θσερ@εχαμπλε.ψομ

# from https://www.icann.org/en/system/files/files/liang-idn-iemail-27jun06-en.pdf
葉士豪@臺網中心.tw
jeff@臺網中心.tw
葉士豪@臺網中心.台灣
jeff葉@臺網中心.tw

my．name@domain.com
my.name@domain．com

[invalid]
# These addresses should fail!
my@.leadingdot.com
my@．．leadingfwdot.com
my@..twodots.com
my@twodots..com
my@baddash.-.com
my@baddash.-a.com
my@baddash.b-.com
.leadingdot@domain.com
..twodots@domain.com
twodots..here@domain.com
me@⒈wouldbeinvalid.com