ConfirmFormTest.php

<?php

/**
 * @file
 * Contains \Drupal\system\Tests\Form\ConfirmFormTest.
 */
namespace Drupal\system\Tests\Form;

use Drupal\simpletest\WebTestBase;

/**
 * Tests confirmation forms.
 */
class ConfirmFormTest extends WebTestBase {

  /**
   * Modules to enable.
   *
   * @var array
   */
  public static $modules = array(
    'form_test',
  );
  public static function getInfo() {
    return array(
      'name' => 'Confirmation forms',
      'description' => 'Tests confirmation forms.',
      'group' => 'Form API',
    );
  }
  function testConfirmForm() {

    // Test the building of the form.
    $this
      ->drupalGet('form-test/confirm-form');
    $site_name = $this->container
      ->get('config.factory')
      ->get('system.site')
      ->get('name');
    $this
      ->assertTitle(t('ConfirmFormTestForm::getQuestion(). | @site-name', array(
      '@site-name' => $site_name,
    )), 'The question was found as the page title.');
    $this
      ->assertText(t('ConfirmFormTestForm::getDescription().'), 'The description was used.');
    $this
      ->assertFieldByXPath('//input[@id="edit-submit"]', t('ConfirmFormTestForm::getConfirmText().'), 'The confirm text was used.');

    // Test canelling the form.
    $this
      ->clickLink(t('ConfirmFormTestForm::getCancelText().'));
    $this
      ->assertUrl('admin', array(), "The form's cancel link was followed.");

    // Test submitting the form.
    $this
      ->drupalPost('form-test/confirm-form', NULL, t('ConfirmFormTestForm::getConfirmText().'));
    $this
      ->assertText('The ConfirmFormTestForm::submitForm() method was used for this form.');
    $this
      ->assertUrl('', array(), "The form's redirect was followed.");

    // Test submitting the form with a destination.
    $this
      ->drupalPost('form-test/confirm-form', NULL, t('ConfirmFormTestForm::getConfirmText().'), array(
      'query' => array(
        'destination' => 'admin/config',
      ),
    ));
    $this
      ->assertUrl('admin/config', array(), "The form's redirect was not followed, the destination query string was followed.");

    // Test cancelling the form with a complex destination.
    $this
      ->drupalGet('form-test/confirm-form-array-path');
    $this
      ->clickLink(t('ConfirmFormArrayPathTestForm::getCancelText().'));
    $this
      ->assertUrl('admin', array(
      'query' => array(
        'destination' => 'admin/config',
      ),
    ), "The form's complex cancel link was followed.");
  }

}