function testThatAccountConfirmationProcessRejectsNinjaNamesOfTheWrongFormat()
{
// Same requirements as above, here we test that bad names are rejected.
$bad_names = ['xz', 'bo', '69numfirst', 'underscorelast_', 'specialChar##', '@!#$#$^#$@#', 'double__underscore', 'double--dash'];
foreach ($bad_names as $name) {
$this->assertFalse(!(bool) Account::usernameIsValid($name));
}
}
