Page objects

SearchPage.php

<?php declare(strict_types=1);

use Behat\Mink\Element\NodeElement;
use Behat\Mink\Session;
use Zalas\PageObject\Annotation\FindBy;
use Zalas\PageObject\Annotation\MinkSession;

class SearchPage
{
    /**
     * @MinkSession()
     * @var Session
     */
    protected $session;

    /**
     * @FindBy(xpath="//form[@name='f']")
     * @var NodeElement
     */
    protected $searchForm;

    /**
     * @FindBy(xpath="//title")
     * @var NodeElement
     */
    protected $title;

    public function visit(): self
    {
        $this->session->visit('https://www.google.co.uk/');

        return new self();
    }

    public function search(string $keywords): self
    {
        $this->searchForm->fillField('q', $keywords);
        $this->searchForm->pressButton('Google Search');

        return new self();
    }

    public function getTitle(): string
    {
        return $this->title->getText();
    }
}

SearchTest.php

<?php declare(strict_types=1);

use PHPUnit\Framework\TestCase;

class PageObjectTest extends TestCase
{
    public function testSearchPage()
    {
        $searchPage = (new SearchPage())
            ->visit()
            ->search('foo');

        $this->assertSame('foo - Google Search', $searchPage->getTitle());
    }
}