Created
June 10, 2022 22:03
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Email validation test
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| first.last@iana.org | |
| Valid | |
| 1234567890123456789012345678901234567890123456789012345678901234@iana.org | |
| Valid | |
| first.last@sub.do,com | |
| Invalid | |
| "first\"last"@iana.org | |
| Valid | |
| first\@last@iana.org | |
| Invalid | |
| "first@last"@iana.org | |
| Valid | |
| "first\\last"@iana.org | |
| Valid | |
| x@x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x2 | |
| Valid | |
| 1234567890123456789012345678901234567890123456789012345678@12345678901234567890123456789012345678901234567890123456789.12345678901234567890123456789012345678901234567890123456789.123456789012345678901234567890123456789012345678901234567890123.iana.org | |
| Valid | |
| first.last@[12.34.56.78] | |
| Valid | |
| first.last@[IPv6:::12.34.56.78] | |
| Valid | |
| first.last@[IPv6:1111:2222:3333::4444:12.34.56.78] | |
| Valid | |
| first.last@[IPv6:1111:2222:3333:4444:5555:6666:12.34.56.78] | |
| Valid | |
| first.last@[IPv6:::1111:2222:3333:4444:5555:6666] | |
| Valid | |
| first.last@[IPv6:1111:2222:3333::4444:5555:6666] | |
| Valid | |
| first.last@[IPv6:1111:2222:3333:4444:5555:6666::] | |
| Valid | |
| first.last@[IPv6:1111:2222:3333:4444:5555:6666:7777:8888] | |
| Valid | |
| first.last@x23456789012345678901234567890123456789012345678901234567890123.iana.org | |
| Valid | |
| first.last@3com.com | |
| Valid | |
| first.last@123.iana.org | |
| Valid | |
| 123456789012345678901234567890123456789012345678901234567890@12345678901234567890123456789012345678901234567890123456789.12345678901234567890123456789012345678901234567890123456789.12345678901234567890123456789012345678901234567890123456789.12345.iana.org | |
| Invalid | |
| first.last | |
| Invalid | |
| 12345678901234567890123456789012345678901234567890123456789012345@iana.org | |
| Invalid | |
| .first.last@iana.org | |
| Invalid | |
| first.last.@iana.org | |
| Invalid | |
| first..last@iana.org | |
| Invalid | |
| "first"last"@iana.org | |
| Invalid | |
| "first\last"@iana.org | |
| Valid | |
| """@iana.org | |
| Invalid | |
| "\"@iana.org | |
| Invalid | |
| ""@iana.org | |
| Invalid | |
| first\\@last@iana.org | |
| Invalid | |
| first.last@ | |
| Invalid | |
| x@x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456789.x23456 | |
| Invalid | |
| first.last@[.12.34.56.78] | |
| Invalid | |
| first.last@[12.34.56.789] | |
| Invalid | |
| first.last@[::12.34.56.78] | |
| Invalid | |
| first.last@[IPv5:::12.34.56.78] | |
| Invalid | |
| first.last@[IPv6:1111:2222:3333::4444:5555:12.34.56.78] | |
| Valid | |
| first.last@[IPv6:1111:2222:3333:4444:5555:12.34.56.78] | |
| Invalid | |
| first.last@[IPv6:1111:2222:3333:4444:5555:6666:7777:12.34.56.78] | |
| Invalid | |
| first.last@[IPv6:1111:2222:3333:4444:5555:6666:7777] | |
| Invalid | |
| first.last@[IPv6:1111:2222:3333:4444:5555:6666:7777:8888:9999] | |
| Invalid | |
| first.last@[IPv6:1111:2222::3333::4444:5555:6666] | |
| Invalid | |
| first.last@[IPv6:1111:2222:3333::4444:5555:6666:7777] | |
| Valid | |
| first.last@[IPv6:1111:2222:333x::4444:5555] | |
| Invalid | |
| first.last@[IPv6:1111:2222:33333::4444:5555] | |
| Invalid | |
| first.last@example.123 | |
| Valid | |
| first.last@com | |
| Valid | |
| first.last@-xample.com | |
| Invalid | |
| first.last@exampl-.com | |
| Invalid | |
| first.last@x234567890123456789012345678901234567890123456789012345678901234.iana.org | |
| Invalid | |
| "Abc\@def"@iana.org | |
| Valid | |
| "Fred\ Bloggs"@iana.org | |
| Valid | |
| "Joe.\\Blow"@iana.org | |
| Valid | |
| "Abc@def"@iana.org | |
| Valid | |
| "Fred Bloggs"@iana.org | |
| Valid | |
| user+mailbox@iana.org | |
| Valid | |
| customer/department=shipping@iana.org | |
| Valid | |
| $A12345@iana.org | |
| Valid | |
| !def!xyz%abc@iana.org | |
| Valid | |
| _somename@iana.org | |
| Valid | |
| dclo@us.ibm.com | |
| Valid | |
| abc\@def@iana.org | |
| Invalid | |
| abc\\@iana.org | |
| Invalid | |
| peter.piper@iana.org | |
| Valid | |
| Doug\ \"Ace\"\ Lovell@iana.org | |
| Invalid | |
| "Doug \"Ace\" L."@iana.org | |
| Valid | |
| abc@def@iana.org | |
| Invalid | |
| abc\\@def@iana.org | |
| Invalid | |
| abc\@iana.org | |
| Invalid | |
| @iana.org | |
| Invalid | |
| doug@ | |
| Invalid | |
| "qu@iana.org | |
| Invalid | |
| ote"@iana.org | |
| Invalid | |
| .dot@iana.org | |
| Invalid | |
| dot.@iana.org | |
| Invalid | |
| two..dot@iana.org | |
| Invalid | |
| "Doug "Ace" L."@iana.org | |
| Invalid | |
| Doug\ \"Ace\"\ L\.@iana.org | |
| Invalid | |
| hello world@iana.org | |
| Invalid | |
| gatsby@f.sc.ot.t.f.i.tzg.era.l.d. | |
| Invalid | |
| test@iana.org | |
| Valid | |
| TEST@iana.org | |
| Valid | |
| 1234567890@iana.org | |
| Valid | |
| test+test@iana.org | |
| Valid | |
| test-test@iana.org | |
| Valid | |
| t*est@iana.org | |
| Valid | |
| +1~1+@iana.org | |
| Valid | |
| {_test_}@iana.org | |
| Valid | |
| "[[ test ]]"@iana.org | |
| Valid | |
| test.test@iana.org | |
| Valid | |
| "test.test"@iana.org | |
| Valid | |
| test."test"@iana.org | |
| Valid | |
| "test@test"@iana.org | |
| Valid | |
| test@123.123.123.x123 | |
| Valid | |
| test@123.123.123.123 | |
| Valid | |
| test@[123.123.123.123] | |
| Valid | |
| test@example.iana.org | |
| Valid | |
| test@example.example.iana.org | |
| Valid | |
| test.iana.org | |
| Invalid | |
| test.@iana.org | |
| Invalid | |
| test..test@iana.org | |
| Invalid | |
| .test@iana.org | |
| Invalid | |
| test@test@iana.org | |
| Invalid | |
| test@@iana.org | |
| Invalid | |
| -- test --@iana.org | |
| Invalid | |
| [test]@iana.org | |
| Invalid | |
| "test\test"@iana.org | |
| Valid | |
| "test"test"@iana.org | |
| Invalid | |
| ()[]\;:,><@iana.org | |
| Invalid | |
| test@. | |
| Invalid | |
| test@example. | |
| Invalid | |
| test@.org | |
| Invalid | |
| test@123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012.com | |
| Invalid | |
| test@example | |
| Valid | |
| test@[123.123.123.123 | |
| Invalid | |
| test@123.123.123.123] | |
| Invalid | |
| NotAnEmail | |
| Invalid | |
| @NotAnEmail | |
| Invalid | |
| "test\\blah"@iana.org | |
| Valid | |
| "test\blah"@iana.org | |
| Valid | |
| "test\ blah"@iana.org | |
| Valid | |
| "test blah"@iana.org | |
| Invalid | |
| "test\"blah"@iana.org | |
| Valid | |
| "test"blah"@iana.org | |
| Invalid | |
| customer/department@iana.org | |
| Valid | |
| _Yosemite.Sam@iana.org | |
| Valid | |
| ~@iana.org | |
| Valid | |
| .wooly@iana.org | |
| Invalid | |
| wo..oly@iana.org | |
| Invalid | |
| pootietang.@iana.org | |
| Invalid | |
| .@iana.org | |
| Invalid | |
| "Austin@Powers"@iana.org | |
| Valid | |
| Ima.Fool@iana.org | |
| Valid | |
| "Ima.Fool"@iana.org | |
| Valid | |
| "Ima Fool"@iana.org | |
| Valid | |
| Ima Fool@iana.org | |
| Invalid | |
| phil.h\@\@ck@haacked.com | |
| Invalid | |
| "first"."last"@iana.org | |
| Valid | |
| "first".middle."last"@iana.org | |
| Valid | |
| "first\\"last"@iana.org | |
| Invalid | |
| "first".last@iana.org | |
| Valid | |
| first."last"@iana.org | |
| Valid | |
| "first"."middle"."last"@iana.org | |
| Valid | |
| "first.middle"."last"@iana.org | |
| Valid | |
| "first.middle.last"@iana.org | |
| Valid | |
| "first..last"@iana.org | |
| Valid | |
| foo@[\1.2.3.4] | |
| Invalid | |
| "first\\\"last"@iana.org | |
| Valid | |
| first."mid\dle"."last"@iana.org | |
| Valid | |
| Test. Folding. Whitespace@iana.org | |
| Valid | |
| first."".last@iana.org | |
| Invalid | |
| first\last@iana.org | |
| Invalid | |
| Abc\@def@iana.org | |
| Invalid | |
| Fred\ Bloggs@iana.org | |
| Invalid | |
| Joe.\\Blow@iana.org | |
| Invalid | |
| first.last@[IPv6:1111:2222:3333:4444:5555:6666:12.34.567.89] | |
| Invalid | |
| "test\ blah"@iana.org | |
| Invalid | |
| "test blah"@iana.org | |
| Valid | |
| {^c\@**Dog^}@cartoon.com | |
| Invalid | |
| (foo)cal(bar)@(baz)iamcal.com(quux) | |
| Valid | |
| cal@iamcal(woo).(yay)com | |
| Valid | |
| "foo"(yay)@(hoopla)[1.2.3.4] | |
| Invalid | |
| cal(woo(yay)hoopla)@iamcal.com | |
| Valid | |
| cal(foo\@bar)@iamcal.com | |
| Valid | |
| cal(foo\)bar)@iamcal.com | |
| Valid | |
| cal(foo(bar)@iamcal.com | |
| Invalid | |
| cal(foo)bar)@iamcal.com | |
| Invalid | |
| cal(foo\)@iamcal.com | |
| Invalid | |
| first().last@iana.org | |
| Valid | |
| first.( middle )last@iana.org | |
| Valid | |
| first(12345678901234567890123456789012345678901234567890)last@(1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890)iana.org | |
| Invalid | |
| first(Welcome to the ("wonderful" (!)) world of email)@iana.org | |
| Valid | |
| pete(his account)@silly.test(his host) | |
| Valid | |
| c@(Chris's host.)public.example | |
| Valid | |
| jdoe@machine(comment). example | |
| Valid | |
| 1234 @ local(blah) .machine .example | |
| Valid | |
| first(middle)last@iana.org | |
| Invalid | |
| first(abc.def).last@iana.org | |
| Valid | |
| first(a"bc.def).last@iana.org | |
| Valid | |
| first.(")middle.last(")@iana.org | |
| Valid | |
| first(abc("def".ghi).mno)middle(abc("def".ghi).mno).last@(abc("def".ghi).mno)example(abc("def".ghi).mno).(abc("def".ghi).mno)com(abc("def".ghi).mno) | |
| Invalid | |
| first(abc\(def)@iana.org | |
| Valid | |
| first.last@x(1234567890123456789012345678901234567890123456789012345678901234567890).com | |
| Valid | |
| a(a(b(c)d(e(f))g)h(i)j)@iana.org | |
| Valid | |
| a(a(b(c)d(e(f))g)(h(i)j)@iana.org | |
| Invalid | |
| name.lastname@domain.com | |
| Valid | |
| .@ | |
| Invalid | |
| a@b | |
| Valid | |
| @bar.com | |
| Invalid | |
| @@bar.com | |
| Invalid | |
| a@bar.com | |
| Valid | |
| aaa.com | |
| Invalid | |
| aaa@.com | |
| Invalid | |
| aaa@.123 | |
| Invalid | |
| aaa@[123.123.123.123] | |
| Valid | |
| aaa@[123.123.123.123]a | |
| Invalid | |
| aaa@[123.123.123.333] | |
| Invalid | |
| a@bar.com. | |
| Invalid | |
| a@bar | |
| Valid | |
| a-b@bar.com | |
| Valid | |
| +@b.c | |
| Valid | |
| +@b.com | |
| Valid | |
| a@-b.com | |
| Invalid | |
| a@b-.com | |
| Invalid | |
| -@..com | |
| Invalid | |
| -@a..com | |
| Invalid | |
| a@b.co-foo.uk | |
| Valid | |
| "hello my name is"@stutter.com | |
| Valid | |
| "Test \"Fail\" Ing"@iana.org | |
| Valid | |
| valid@about.museum | |
| Valid | |
| invalid@about.museum- | |
| Invalid | |
| shaitan@my-domain.thisisminekthx | |
| Valid | |
| test@...........com | |
| Invalid | |
| foobar@192.168.0.1 | |
| Valid | |
| "Joe\\Blow"@iana.org | |
| Valid | |
| Invalid \ Folding \ Whitespace@iana.org | |
| Invalid | |
| HM2Kinsists@(that comments are allowed)this.is.ok | |
| Valid | |
| user%uucp!path@berkeley.edu | |
| Valid | |
| "first(last)"@iana.org | |
| Valid | |
| ( x ) first ( x ) . ( x) last ( x ) @iana.org | |
| Valid | |
| first.last @iana.org | |
| Valid | |
| test. obs@syntax.com | |
| Valid | |
| test. obs@syntax.com | |
| Invalid | |
| "Unicode NULL \␀"@char.com | |
| Valid | |
| "Unicode NULL ␀"@char.com | |
| Invalid | |
| Unicode NULL \␀@char.com | |
| Invalid | |
| cdburgess+!#$%&'*-/=?+_{}|~test@gmail.com | |
| Valid | |
| first.last@[IPv6:::a2:a3:a4:b1:b2:b3:b4] | |
| Valid | |
| first.last@[IPv6:a1:a2:a3:a4:b1:b2:b3::] | |
| Valid | |
| first.last@[IPv6::] | |
| Invalid | |
| first.last@[IPv6:::] | |
| Valid | |
| first.last@[IPv6::::] | |
| Invalid | |
| first.last@[IPv6::b4] | |
| Invalid | |
| first.last@[IPv6:::b4] | |
| Valid | |
| first.last@[IPv6::::b4] | |
| Invalid | |
| first.last@[IPv6::b3:b4] | |
| Invalid | |
| first.last@[IPv6:::b3:b4] | |
| Valid | |
| first.last@[IPv6::::b3:b4] | |
| Invalid | |
| first.last@[IPv6:a1::b4] | |
| Valid | |
| first.last@[IPv6:a1:::b4] | |
| Invalid | |
| first.last@[IPv6:a1:] | |
| Invalid | |
| first.last@[IPv6:a1::] | |
| Valid | |
| first.last@[IPv6:a1:::] | |
| Invalid | |
| first.last@[IPv6:a1:a2:] | |
| Invalid | |
| first.last@[IPv6:a1:a2::] | |
| Valid | |
| first.last@[IPv6:a1:a2:::] | |
| Invalid | |
| first.last@[IPv6:0123:4567:89ab:cdef::] | |
| Valid | |
| first.last@[IPv6:0123:4567:89ab:CDEF::] | |
| Valid | |
| first.last@[IPv6:::a3:a4:b1:ffff:11.22.33.44] | |
| Valid | |
| first.last@[IPv6:::a2:a3:a4:b1:ffff:11.22.33.44] | |
| Valid | |
| first.last@[IPv6:a1:a2:a3:a4::11.22.33.44] | |
| Valid | |
| first.last@[IPv6:a1:a2:a3:a4:b1::11.22.33.44] | |
| Valid | |
| first.last@[IPv6::11.22.33.44] | |
| Invalid | |
| first.last@[IPv6::::11.22.33.44] | |
| Invalid | |
| first.last@[IPv6:a1:11.22.33.44] | |
| Invalid | |
| first.last@[IPv6:a1::11.22.33.44] | |
| Valid | |
| first.last@[IPv6:a1:::11.22.33.44] | |
| Invalid | |
| first.last@[IPv6:a1:a2::11.22.33.44] | |
| Valid | |
| first.last@[IPv6:a1:a2:::11.22.33.44] | |
| Invalid | |
| first.last@[IPv6:0123:4567:89ab:cdef::11.22.33.44] | |
| Valid | |
| first.last@[IPv6:0123:4567:89ab:cdef::11.22.33.xx] | |
| Invalid | |
| first.last@[IPv6:0123:4567:89ab:CDEF::11.22.33.44] | |
| Valid | |
| first.last@[IPv6:0123:4567:89ab:CDEFF::11.22.33.44] | |
| Invalid | |
| first.last@[IPv6:a1::a4:b1::b4:11.22.33.44] | |
| Invalid | |
| first.last@[IPv6:a1::11.22.33] | |
| Invalid | |
| first.last@[IPv6:a1::11.22.33.44.55] | |
| Invalid | |
| first.last@[IPv6:a1::b211.22.33.44] | |
| Invalid | |
| first.last@[IPv6:a1::b2:11.22.33.44] | |
| Valid | |
| first.last@[IPv6:a1::b2::11.22.33.44] | |
| Invalid | |
| first.last@[IPv6:a1::b3:] | |
| Invalid | |
| first.last@[IPv6::a2::b4] | |
| Invalid | |
| first.last@[IPv6:a1:a2:a3:a4:b1:b2:b3:] | |
| Invalid | |
| first.last@[IPv6::a2:a3:a4:b1:b2:b3:b4] | |
| Invalid | |
| first.last@[IPv6:a1:a2:a3:a4::b1:b2:b3:b4] | |
| Invalid | |
| test@test.com | |
| Valid | |
| test@example.com | |
| Invalid | |
| test@xn--example.com | |
| Valid | |
| test@Bücher.ch | |
| Valid |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/usr/bin/env python | |
| import sys, os | |
| import re | |
| pattern = r'(?:(?:\r\n)?[ \t])*(?:(?:(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*))*@(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*))*|(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*)*\<(?:(?:\r\n)?[ \t])*(?:@(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*))*(?:,@(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*))*)*:(?:(?:\r\n)?[ \t])*)?(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*))*@(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*))*\>(?:(?:\r\n)?[ \t])*)|(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*)*:(?:(?:\r\n)?[ \t])*(?:(?:(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*))*@(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*))*|(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*)*\<(?:(?:\r\n)?[ \t])*(?:@(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*))*(?:,@(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*))*)*:(?:(?:\r\n)?[ \t])*)?(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*))*@(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*))*\>(?:(?:\r\n)?[ \t])*)(?:,\s*(?:(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*))*@(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*))*|(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*)*\<(?:(?:\r\n)?[ \t])*(?:@(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*))*(?:,@(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*))*)*:(?:(?:\r\n)?[ \t])*)?(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|"(?:[^\"\r\\]|\\.|(?:(?:\r\n)?[ \t]))*"(?:(?:\r\n)?[ \t])*))*@(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*)(?:\.(?:(?:\r\n)?[ \t])*(?:[^()<>@,;:\\".\[\] \000-\031]+(?:(?:(?:\r\n)?[ \t])+|\Z|(?=[\["()<>@,;:\\".\[\]]))|\[([^\[\]\r\\]|\\.)*\](?:(?:\r\n)?[ \t])*))*\>(?:(?:\r\n)?[ \t])*))*)?;\s*)' | |
| def validate(email): | |
| return re.fullmatch(pattern, email) is not None | |
| def test(): | |
| with open("tests.txt", 'r') as f: | |
| LineNum = 0 | |
| Email = None | |
| All = 0 | |
| Passed = 0 | |
| Failed = 0 | |
| FailedCases = [] | |
| for Line in f: | |
| if LineNum % 2 == 0: | |
| Email = Line.strip() | |
| else: | |
| Valid = Line.strip() == "Valid" | |
| if Valid == validate(Email): | |
| Passed += 1 | |
| else: | |
| Failed += 1 | |
| FailedCases.append(Email) | |
| All += 1 | |
| LineNum += 1 | |
| print("All: {}, passed: {}, failed: {}".format(All, Passed, Failed)) | |
| print("\nFailed cases:\n") | |
| for Case in FailedCases: | |
| print(Case) | |
| if __name__ == "__main__": | |
| test() |
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