refine regex for email's domain:

* only letters in the last part
* no part starting or ending with a - (- allowed inside the part)

add UT to cover such cases
This commit is contained in:
ftiercelin 2024-10-16 12:49:14 +01:00
parent 0ecba4bc8f
commit 9c7f74d42b
2 changed files with 10 additions and 1 deletions

View file

@ -29,7 +29,9 @@ import java.util.regex.Pattern;
*/
public final class EmailDoCoMoResultParser extends AbstractDoCoMoResultParser {
private static final Pattern EMAIL = Pattern.compile("^[^:]+@([0-9a-zA-Z\\\\-]+\\.)+[0-9a-zA-Z\\\\-]{2,}$");
private static final String EMAIL_LOCAL = "[^:]+";
private static final String EMAIL_DOMAIN = "([0-9a-zA-Z]+[0-9a-zA-Z\\-]+[0-9a-zA-Z]+\\.)+[a-zA-Z]{2,}";
private static final Pattern EMAIL = Pattern.compile("^" + EMAIL_LOCAL + "@" + EMAIL_DOMAIN + "$");
@Override
public EmailAddressParsedResult parse(Result result) {

View file

@ -35,14 +35,21 @@ public final class EmailAddressParsedResultTestCase extends Assert {
assertFalse(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("123.365.com"));
assertFalse(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("abc.def.com"));
assertFalse(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("123@abcd.c"));
assertFalse(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("123@abcd"));
assertFalse(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("123@ab,cd.com"));
assertFalse(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("123@ab#cd.com"));
assertFalse(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("123@ab!#cd.com"));
assertFalse(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("123@ab_cd.com"));
assertFalse(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("123@-abcd.com"));
assertFalse(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("123@abcd-.com"));
assertFalse(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("123@abcd.c-m"));
assertTrue(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("123@abcd.com"));
assertTrue(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("123@ab-cd.com"));
assertTrue(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("abc.456@ab-cd.com"));
assertTrue(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("abc.456@ab-cd.BB-EZ-12.com"));
assertTrue(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("建設省.456@ab-cd.com"));
assertTrue(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("abc.Z456@ab-Cd9Z.co"));
assertTrue(EmailDoCoMoResultParser.isBasicallyValidEmailAddress("建設省.aZ456@Ab-cd9Z.co"));
}
@Test