<?php

namespace Drupal\system\Tests\Update;

use Drupal\simpletest\WebTestBase;

/**
 * Tests that the minimum schema version is correct even if only 7.x update
 * hooks are retained .
 *
 * @group Update
 */
class UpdatesWith7xTest extends WebTestBase {

  /**
   * Modules to enable.
   *
   * @var array
   */
  public static $modules = ['update_test_with_7x'];

  /**
   * The URL for the update page.
   */
  private $updateUrl;

  /**
   * An administrative user.
   */
  private $updateUser;

  protected function setUp() {
    parent::setUp();
    require_once \Drupal::root() . '/core/includes/update.inc';
    $this->updateUrl = $GLOBALS['base_url'] . '/update.php';
    $this->updateUser = $this->drupalCreateUser(['administer software updates']);
  }

  public function testWith7x() {
    // Ensure that the minimum schema version is 8000, despite 7200 update
    // hooks and a 7XXX hook_update_last_removed().
    $this->assertEqual(drupal_get_installed_schema_version('update_test_with_7x'), 8000);

    // Try to manually set the schema version to 7110 and ensure that no
    // updates are allowed.
    drupal_set_installed_schema_version('update_test_with_7x', 7110);

    // Click through update.php with 'administer software updates' permission.
    $this->drupalLogin($this->updateUser);
    $this->drupalGet($this->updateUrl, ['external' => TRUE]);
    $this->clickLink(t('Continue'));
    $this->assertText(t('Some of the pending updates cannot be applied because their dependencies were not met.'));
  }

}
