function BlockTemplateSuggestionsTest::testBlockThemeHookSuggestions

Tests template suggestions from block_theme_suggestions_block().

File

core/modules/block/tests/src/Kernel/BlockTemplateSuggestionsTest.php, line 28

Class

BlockTemplateSuggestionsTest

Tests the block_theme_suggestions_block() function.

Namespace

Code

public function testBlockThemeHookSuggestions() : void {
    $this->installConfig([
        'system',
    ]);
    // Create a block using a plugin with derivative to be preprocessed.
    $block = Block::create([
        'plugin' => 'system_menu_block:admin',
        'region' => 'footer',
        'id' => 'machine_name',
    ]);
    $variables = [];
    
    /** @var \Drupal\Core\Block\BlockPluginInterface $plugin */
    $plugin = $block->getPlugin();
    $variables['elements']['#configuration'] = $plugin->getConfiguration();
    $variables['elements']['#plugin_id'] = $plugin->getPluginId();
    $variables['elements']['#id'] = $block->id();
    $variables['elements']['#base_plugin_id'] = $plugin->getBaseId();
    $variables['elements']['#derivative_plugin_id'] = $plugin->getDerivativeId();
    $variables['elements']['content'] = [];
    $suggestions = block_theme_suggestions_block($variables);
    $this->assertSame([
        'block__system',
        'block__system_menu_block',
        'block__system_menu_block__admin',
        'block__machine_name',
    ], $suggestions);
}