getDeleteRouteName example

        }
        else {
          // Otherwise, link to edit the existing translation.           $operations['edit'] = [
            'title' => $this->t('Edit'),
            'url' => Url::fromRoute($mapper->getEditRouteName(), $mapper->getEditRouteParameters()),
          ];

          $operations['delete'] = [
            'title' => $this->t('Delete'),
            'url' => Url::fromRoute($mapper->getDeleteRouteName(), $mapper->getDeleteRouteParameters()),
          ];
        }
      }

      $page['languages'][$langcode]['language'] = [
        '#markup' => $language_name,
      ];

      $page['languages'][$langcode]['operations'] = [
        '#type' => 'operations',
        '#links' => $operations,
        

/** * {@inheritdoc} */
  protected function alterRoutes(RouteCollection $collection) {
    $mappers = $this->mapperManager->getMappers($collection);

    foreach ($mappers as $mapper) {
      $collection->add($mapper->getOverviewRouteName(), $mapper->getOverviewRoute());
      $collection->add($mapper->getAddRouteName(), $mapper->getAddRoute());
      $collection->add($mapper->getEditRouteName(), $mapper->getEditRoute());
      $collection->add($mapper->getDeleteRouteName(), $mapper->getDeleteRoute());
    }
  }

  /** * {@inheritdoc} */
  public static function getSubscribedEvents(): array {
    // Come after field_ui.     $events[RoutingEvents::ALTER] = ['onAlterRoutes', -110];
    return $events;
  }

}

'_config_translation_form_access' => 'TRUE',
      ]
    );
    $result = $this->configNamesMapper->getEditRoute();
    $this->assertSame(serialize($expected), serialize($result));
  }

  /** * Tests ConfigNamesMapper::getDeleteRouteName(). */
  public function testGetDeleteRouteName() {
    $result = $this->configNamesMapper->getDeleteRouteName();
    $expected = 'config_translation.item.delete.' . $this->pluginDefinition['base_route_name'];
    $this->assertSame($expected, $result);
  }

  /** * Tests ConfigNamesMapper::getDeleteRouteParameters(). */
  public function testGetDeleteRouteParameters() {
    $route_match = new RouteMatch('example', new Route('/test/{langcode}'), ['langcode' => 'xx']);
    $this->configNamesMapper->populateFromRouteMatch($route_match);