function DependencyTest::testUninstallDependents

Tests attempting to uninstall a module that has installed dependents.

File

core/modules/forum/tests/src/Functional/Module/DependencyTest.php, line 25

Class

DependencyTest

Enable module without dependency enabled.

Namespace

Code

public function testUninstallDependents() : void {
  // Enable the forum module.
  $edit = [
    'modules[forum][enable]' => 'forum',
  ];
  $this->drupalGet('admin/modules');
  $this->submitForm($edit, 'Install');
  $this->submitForm([], 'Continue');
  $this->assertModules([
    'forum',
  ], TRUE);
  // Check that the comment module cannot be uninstalled.
  $this->drupalGet('admin/modules/uninstall');
  $this->assertSession()
    ->fieldDisabled('uninstall[comment]');
  // Delete any forum terms.
  $vid = $this->config('forum.settings')
    ->get('vocabulary');
  // Ensure taxonomy has been loaded into the test-runner after forum was
  // enabled.
  \Drupal::moduleHandler()->load('taxonomy');
  $storage = \Drupal::entityTypeManager()->getStorage('taxonomy_term');
  $terms = $storage->loadByProperties([
    'vid' => $vid,
  ]);
  $storage->delete($terms);
  // Uninstall the forum module, and check that taxonomy now can also be
  // uninstalled.
  $edit = [
    'uninstall[forum]' => 'forum',
  ];
  $this->drupalGet('admin/modules/uninstall');
  $this->submitForm($edit, 'Uninstall');
  $this->submitForm([], 'Uninstall');
  $this->assertSession()
    ->pageTextContains('The selected modules have been uninstalled.');
  // Uninstall comment module.
  $edit = [
    'uninstall[comment]' => 'comment',
  ];
  $this->drupalGet('admin/modules/uninstall');
  $this->submitForm($edit, 'Uninstall');
  $this->submitForm([], 'Uninstall');
  $this->assertSession()
    ->pageTextContains('The selected modules have been uninstalled.');
}