Prado\Util\TDateTimeStamp::get4DigitYear PHP Метод

    public function get4DigitYear($y)
    {
        return $this->digitCheck($y);
    }

 public function test2DigitTo4DigitYearConversion()
 {
     $s = new TDateTimeStamp();
     $this->assertEquals($s->get4DigitYear(00), 2000, "Err 2-digit 2000");
     $this->assertEquals($s->get4DigitYear(10), 2010, "Err 2-digit 2010");
     $this->assertEquals($s->get4DigitYear(20), 2020, "Err 2-digit 2020");
     $this->assertEquals($s->get4DigitYear(30), 2030, "Err 2-digit 2030");
     $this->assertEquals($s->get4DigitYear(40), 2040, "Err 2-digit 2040");
     $this->assertEquals($s->get4DigitYear(50), 1950, "Err 2-digit 1950");
     $this->assertEquals($s->get4DigitYear(90), 1990, "Err 2-digit 1990");
 }