How cna i know if it is inside the form posting?

UC001LoginTest.php

<?php

use Zend\Test\PHPUnit\Controller\AbstractHttpControllerTestCase;
use \CodeGuy;

class UC001LoginTest extends AbstractHttpControllerTestCase
{
    protected function setUp()
    {
        $this->setApplicationConfig(
            include 'C:/wamp/www/extranet/config/application.config.php'
        );
        parent::setUp();
    }

    protected function tearDown()
    {
    }

    public function testAcaoLogin()
    {
        $this->dispatch('/login');
        $this->assertResponseStatusCode(200);

        $this->assertModuleName('Application');
        $this->assertControllerName('Application\Controller\Login');
        $this->assertControllerClass('LoginController');
        $this->assertMatchedRouteName('login');

        $dadosLogin = array("email" => "[email protected]", "senha" => "123456");

        $this->dispatch('/login', 'POST', $dadosLogin);

        $this->assertResponseStatusCode(200);
    }

}