function BlockTest::testUninstallTheme

Tests that uninstalling a theme removes its block configuration.

File

core/modules/block/tests/src/Functional/BlockTest.php, line 554

Class

BlockTest

Tests basic block functionality.

Namespace

Code

public function testUninstallTheme() : void {
    
    /** @var \Drupal\Core\Extension\ThemeInstallerInterface $theme_installer */
    $theme_installer = \Drupal::service('theme_installer');
    $theme_installer->install([
        'claro',
    ]);
    $this->config('system.theme')
        ->set('default', 'claro')
        ->save();
    $block = $this->drupalPlaceBlock('system_powered_by_block', [
        'theme' => 'claro',
        'region' => 'help',
    ]);
    $this->drupalGet('<front>');
    $this->assertSession()
        ->pageTextContains('Powered by Drupal');
    $this->config('system.theme')
        ->set('default', 'stark')
        ->save();
    $theme_installer->uninstall([
        'claro',
    ]);
    // Ensure that the block configuration does not exist anymore.
    $this->assertNull(Block::load($block->id()));
}