class TourExampleTest

class TourExampleTest extends TourTestBasic {
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    protected static $modules = [
        'tour_example',
    ];
    
    /**
     * The installation profile to use with this test.
     *
     * @var string
     */
    protected $profile = 'minimal';
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        $this->defaultTheme = 'stark';
        parent::setUp();
    }
    
    /**
     * Main test.
     *
     * Make sure the Tour Example link is on the front page. Make sure all the
     * tour tips exist on the page. Make sure all the corresponding target
     * elements exist for tour tips that have targets.
     */
    public function testTourExample() {
        $assert = $this->assertSession();
        // Create a user with the permissions we need in order to display the
        // toolbar and run a tour from it.
        $this->drupalLogin($this->createUser([
            'access content',
            'access toolbar',
            'access tour',
        ]));
        // Test for a link to the tour_example in the Tools menu.
        $this->drupalGet(Url::fromRoute('<front>'));
        $assert->statusCodeEquals(200);
        $assert->linkByHrefExists('examples/tour-example');
        // Verify anonymous user can successfully access the tour_examples page.
        $this->drupalGet(Url::fromRoute('tour_example.description'));
        $assert->statusCodeEquals(200);
        // Get all the tour elements. These are the IDs of each tour tip. See them
        // in config/install/tour.tour.tour-example.yml.
        $tip_ids = [
            'introduction' => '',
            'first-item' => '#tour-target-1',
            'second-item' => '#tour-target-2',
            'third-item' => '#tour-target-3',
            'fourth-item' => '#tour-target-4',
        ];
        // Ensure that we have the right number of buttons.
        // First tip does not have accompanying button, so we have less buttons
        // than tour items.
        $this->assertCount(count($tip_ids) - 1, $this->cssSelect('#button-container .button'));
        // Ensure each item exists.
        foreach ($tip_ids as $tip_id => $tip_selector) {
            if (!$tip_selector) {
                continue;
            }
            $this->assertNotEmpty($this->cssSelect($tip_selector), "Tip id: {$tip_id} {$tip_selector}");
        }
        // Verify that existing tour tips have corresponding target page elements.
        $this->assertTourTips();
    }

}