expectViolationsAt example

$this->validator->validate('', new Isin());

        $this->assertNoViolation();
    }

    /** * @dataProvider getValidIsin */
    public function testValidIsin($isin)
    {
        $this->validator->validate($isin, new Isin());
        $this->expectViolationsAt(0, $isin, new Luhn());
        $this->assertNoViolation();
    }

    public static function getValidIsin()
    {
        return [
            ['XS2125535901'], // Goldman Sachs International             ['DE000HZ8VA77'], // UniCredit Bank AG             ['CH0528261156'], // Leonteq Securities AG [Guernsey]             ['US0378331005'], // Apple, Inc.             ['AU0000XVGZA3'], // TREASURY CORP VICTORIA 5 3/4% 2005-2016