function DependencyTest::testUninstallDependents

Tests attempting to uninstall a module that has installed dependents.

File

core/modules/system/tests/src/Functional/Module/DependencyTest.php, line 196

Class

DependencyTest

Enable module without dependency enabled.

Namespace

Code

public function testUninstallDependents() {
    // Enable the forum module.
    $edit = [
        'modules[forum][enable]' => 'forum',
    ];
    $this->drupalPostForm('admin/modules', $edit, t('Install'));
    $this->drupalPostForm(NULL, [], t('Continue'));
    $this->assertModules([
        'forum',
    ], TRUE);
    // Check that the comment module cannot be uninstalled.
    $this->drupalGet('admin/modules/uninstall');
    $checkbox = $this->xpath('//input[@type="checkbox" and @name="uninstall[comment]" and @disabled="disabled"]');
    $this->assertCount(1, $checkbox, 'Checkbox for uninstalling the comment module is disabled.');
    // 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->drupalPostForm('admin/modules/uninstall', $edit, t('Uninstall'));
    $this->drupalPostForm(NULL, NULL, t('Uninstall'));
    $this->assertText(t('The selected modules have been uninstalled.'), 'Modules status has been updated.');
    // Uninstall comment module.
    $edit = [
        'uninstall[comment]' => 'comment',
    ];
    $this->drupalPostForm('admin/modules/uninstall', $edit, t('Uninstall'));
    $this->drupalPostForm(NULL, NULL, t('Uninstall'));
    $this->assertText(t('The selected modules have been uninstalled.'), 'Modules status has been updated.');
}