class HandlerFieldRoleTest

class HandlerFieldRoleTest extends UserTestBase {
  
  /**
   * Views used by this test.
   *
   * @var array
   */
  public static $testViews = [
    'test_views_handler_field_role',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  public function testRole() {
    // Create a couple of roles for the view.
    $rolename_a = 'a' . $this->randomMachineName(8);
    $this->drupalCreateRole([
      'access content',
    ], $rolename_a, '<em>' . $rolename_a . '</em>', 9);
    $rolename_b = 'b' . $this->randomMachineName(8);
    $this->drupalCreateRole([
      'access content',
    ], $rolename_b, $rolename_b, 8);
    $rolename_not_assigned = $this->randomMachineName(8);
    $this->drupalCreateRole([
      'access content',
    ], $rolename_not_assigned, $rolename_not_assigned);
    // Add roles to user 1.
    $user = User::load(1);
    $user->addRole($rolename_a);
    $user->addRole($rolename_b);
    $user->save();
    $this->drupalLogin($this->createUser([
      'access user profiles',
    ]));
    $this->drupalGet('/test-views-handler-field-role');
    // Verify that the view test_views_handler_field_role renders role assigned
    // to user in the correct order and markup in role names is escaped.
    $this->assertSession()
      ->responseContains($rolename_b . Html::escape('<em>' . $rolename_a . '</em>'));
    // Verify that the view test_views_handler_field_role does not render a role
    // not assigned to a user.
    $this->assertSession()
      ->pageTextNotContains($rolename_not_assigned);
  }

}