FrontPageLinkTest.php

<?php

namespace Drupal\Tests\testing_example\Functional;

use Drupal\Tests\BrowserTestBase;

/**
 * Tests for the existence of links on the front page.
 *
 * This test declares that the 'standard' profile should be used when installing
 * Drupal. Because the standard profile also specifies which theme to install,
 * Bartik, we don't need to specify a $defaultTheme like we do in other
 * functional tests.
 *
 * This test is meant to support a Drupalize.me tutorial.
 *
 * @group testing_example
 *
 * @see \Drupal\Tests\testing_example\Functional\FrontPageLinkDependenciesTest
 */
class FrontPageLinkTest extends BrowserTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * {@inheritdoc}
     */
    protected $profile = 'standard';
    
    /**
     * Tests for the existence of a default menu item on the home page.
     *
     * We'll open the home page and look for the Tools menu link called 'Add
     * content.'
     */
    public function testAddContentMenuItem() {
        // Step 1: Log in a user who can add content.
        $this->drupalLogin($this->createUser([
            'create article content',
        ]));
        // Step 2: Visit the home path.
        $this->drupalGet($this->buildUrl(''));
        // Step 3: Look on the page for the 'Add content' link.
        $this->assertSession()
            ->linkExists('Add content');
    }

}