ValidatorISSNTest.php

<?php
 
import('lib.pkp.tests.PKPTestCase');
import('lib.pkp.classes.validation.ValidatorISSN');
 
class ValidatorISSNTest extends PKPTestCase {
   public function testValidatorISSN() {
      $validator = new ValidatorISSN();
      self::assertTrue($validator->isValid('0378-5955')); // Valid
      self::assertFalse($validator->isValid('0378-5955f')); // Overlong
      self::assertFalse($validator->isValid('03785955')); // Missing dash
      self::assertFalse($validator->isValid('1234-5678')); // Wrong check digit
      self::assertTrue($validator->isValid('0031-790X')); // Check digit is X
      self::assertTrue($validator->isValid('1945-2020')); // Check digit is 0
   }
}