IpValidatorTest.php

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<?php
namespace TYPO3\CMS\Form\Tests\Unit\Validation;
class IpValidatorTest extends \TYPO3\CMS\Core\Tests\UnitTestCase {

    protected $helper;

    protected $subject;

    public function setUp() {
        $this->helper = new \TYPO3\CMS\Form\Tests\Unit\Validation\Helper();
        $this->subject = $this->getMock('TYPO3\\CMS\\Form\\Validation\\IpValidator', array('dummy'), array(), '', FALSE);
    }

    public function validIpv4Provider() {
        return array(
            '127.0.0.1'   => array('127.0.0.1'),
            '10.0.0.4'    => array('10.0.0.4'),
            '192.168.0.4' => array('192.168.0.4'),
            '0.0.0.0'     => array('0.0.0.0')
        );
    }

    public function invalidIpv4Provider() {
        return array(
            '127.0.0.256' => array('127.0.0.256'),
            '256.0.0.2'   => array('256.0.0.2')
        );
    }

    public function isValidForValidInputReturnsTrue($input) {
        $this->subject->setFieldName('myIp');
        $requestHandlerMock = $this->helper->getRequestHandler(array(
            'myIp' => $input
        ));
        $this->subject->injectRequestHandler($requestHandlerMock);

        $this->assertTrue(
            $this->subject->isValid()
        );
    }

    public function isValidForInvalidInputReturnsFalse($input) {
        $this->subject->setFieldName('myIp');
        $requestHandlerMock = $this->helper->getRequestHandler(array(
            'myIp' => $input
        ));
        $this->subject->injectRequestHandler($requestHandlerMock);

        $this->assertFalse(
            $this->subject->isValid()
        );
    }
}