class TrustedHostsTest

class TrustedHostsTest extends BrowserTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $admin_user = $this->drupalCreateUser([
            'administer site configuration',
        ]);
        $this->drupalLogin($admin_user);
    }
    
    /**
     * Tests the status page behavior with no setting.
     *
     * Checks that an error is shown when the trusted host setting is missing from
     * settings.php
     */
    public function testStatusPageWithoutConfiguration() : void {
        $this->drupalGet('admin/reports/status');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertSession()
            ->pageTextContains("Trusted Host Settings");
        $this->assertSession()
            ->pageTextContains("The trusted_host_patterns setting is not configured in settings.php.");
    }
    
    /**
     * Tests that the status page shows the trusted patterns from settings.php.
     */
    public function testStatusPageWithConfiguration() : void {
        $settings['settings']['trusted_host_patterns'] = (object) [
            'value' => [
                '^' . preg_quote(\Drupal::request()->getHost()) . '$',
            ],
            'required' => TRUE,
        ];
        $this->writeSettings($settings);
        $this->drupalGet('admin/reports/status');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertSession()
            ->pageTextContains("Trusted Host Settings");
        $this->assertSession()
            ->pageTextContains("The trusted_host_patterns setting is set to allow");
    }
    
    /**
     * Tests that fake requests have the proper host configured.
     *
     * @see \Drupal\Core\Http\TrustedHostsRequestFactory
     */
    public function testFakeRequests() : void {
        $this->container
            ->get('module_installer')
            ->install([
            'trusted_hosts_test',
        ]);
        $host = $this->container
            ->get('request_stack')
            ->getCurrentRequest()
            ->getHost();
        $settings['settings']['trusted_host_patterns'] = (object) [
            'value' => [
                '^' . preg_quote($host) . '$',
            ],
            'required' => TRUE,
        ];
        $this->writeSettings($settings);
        $this->drupalGet('trusted-hosts-test/fake-request');
        $this->assertSession()
            ->pageTextContains('Host: ' . $host);
    }
    
    /**
     * Tests that shortcut module works together with host verification.
     */
    public function testShortcut() : void {
        $this->container
            ->get('module_installer')
            ->install([
            'block',
            'shortcut',
        ]);
        $this->rebuildContainer();
        
        /** @var \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager */
        $entity_type_manager = $this->container
            ->get('entity_type.manager');
        $shortcut_storage = $entity_type_manager->getStorage('shortcut');
        $shortcut = $shortcut_storage->create([
            'title' => $this->randomString(),
            'link' => 'internal:/admin/reports/status',
            'shortcut_set' => 'default',
        ]);
        $shortcut_storage->save($shortcut);
        // Grant the current user access to see the shortcuts.
        $role_storage = $entity_type_manager->getStorage('user_role');
        $roles = $this->loggedInUser
            ->getRoles(TRUE);
        
        /** @var \Drupal\user\RoleInterface $role */
        $role = $role_storage->load(reset($roles));
        $role->grantPermission('access shortcuts')
            ->save();
        $this->drupalPlaceBlock('shortcuts');
        $this->drupalGet('');
        $this->assertSession()
            ->linkExists($shortcut->label());
    }
    
    /**
     * Tests that the request bags have the correct classes.
     *
     * @todo Remove this when Symfony 4 is no longer supported.
     *
     * @see \Drupal\Core\Http\TrustedHostsRequestFactory
     */
    public function testRequestBags() : void {
        $this->container
            ->get('module_installer')
            ->install([
            'trusted_hosts_test',
        ]);
        $host = $this->container
            ->get('request_stack')
            ->getCurrentRequest()
            ->getHost();
        $settings['settings']['trusted_host_patterns'] = (object) [
            'value' => [
                '^' . preg_quote($host) . '$',
            ],
            'required' => TRUE,
        ];
        $this->writeSettings($settings);
        foreach ([
            'request',
            'query',
            'cookies',
        ] as $bag) {
            $this->drupalGet('trusted-hosts-test/bag-type/' . $bag);
            $this->assertSession()
                ->pageTextContains('InputBag');
        }
    }

}