function ExamplesTest::testExampleToolbar

Verify that the toolbar tab and tray are showing and functioning.

File

tests/src/Functional/ExamplesTest.php, line 32

Class

ExamplesTest

Minimal test case for the examples module.

Namespace

Code

public function testExampleToolbar() {
  $assert = $this->assertSession();
  // Log in a user who can see the toolbar and all the routes in it.
  $this->drupalLogin($this->drupalCreateUser([
    'access content',
    'access toolbar',
  ]));
  // All this should be on the front page.
  $this->drupalGet('');
  $assert->statusCodeEquals(200);
  // Assert that the toolbar tab registered by examples is present.
  $assert->linkExists('Examples');
  // Assert that the toolbar tab registered by examples is present.
  $this->assertNotEmpty($this->xpath('//nav/div/a[@data-toolbar-tray="toolbar-item-examples-tray"]'));
  // Assert that the toolbar tray registered by examples is present.
  $this->assertNotEmpty($this->xpath('//nav/div/div[@data-toolbar-tray="toolbar-item-examples-tray"]'));
  /** @var \Drupal\Core\Extension\ModuleInstallerInterface $module_installer */
  $module_installer = $this->container
    ->get('module_installer');
  // Loop through all the routes. Check that they are not present in the
  // toolbar, enable the module, and then check that they are present in the
  // toolbar.
  foreach (_examples_toolbar_routes() as $module => $route) {
    // Convert the module name to the HTML class.
    $class = Html::getClass($module);
    $xpath = "//li/a[@class=\"{$class}\"]";
    // Assert that the toolbar link item isn't present.
    $this->assertEmpty($this->xpath($xpath), 'Found li with this class: ' . $class);
    // Install the module.
    $module_installer->install([
      $module,
    ], TRUE);
    $this->resetAll();
    // Load the route.
    $this->drupalGet(Url::fromRoute($route));
    // Assert that the toolbar link is present.
    $this->assertNotEmpty($this->xpath($xpath), 'Unable to find toolbar link for module: ' . $module);
    // Handle some special cases where modules depend on each other so they
    // might have already put the toolbar link in the toolbar.
    if ($module == 'file_example') {
      $module_installer->uninstall([
        'file_example',
        'stream_wrapper_example',
      ]);
    }
  }
}