lekoala / silverstripe-phonenumber

tests/Test_PhoneNumberModel.php

<?php

namespace LeKoala\PhoneNumber\Test;

use SilverStripe\ORM\DataObject;
use SilverStripe\Dev\TestOnly;
use LeKoala\PhoneNumber\DBPhone;

class Test_PhoneNumberModel extends DataObject implements TestOnly
{
    private static $db = [

The private property $db is not used, and could be removed.

        "Phone" =>  DBPhone::class,
        "CountryCode" => 'Varchar(2)',
    ];
    private static $table_name = 'PhoneNumberModel';

The private property $table_name is not used, and could be removed.

}