function PluginAlterTest::testPluginAlter

Tests hook_element_plugin_alter().

File

core/tests/Drupal/KernelTests/Core/Render/Element/PluginAlterTest.php, line 22

Class

PluginAlterTest

@group Render

Namespace

Code

public function testPluginAlter() : void {
    $info_manager = $this->container
        ->get('plugin.manager.element_info');
    $this->assertArrayHasKey('weight', $info_manager->getDefinitions());
    // @see element_info_test_element_plugin_alter()
    $this->container
        ->get('state')
        ->set('hook_element_plugin_alter:remove_weight', TRUE);
    // The definition will be cached.
    $this->assertArrayHasKey('weight', $info_manager->getDefinitions());
    // Clearing the caches removes the definition.
    $info_manager->clearCachedDefinitions();
    $this->assertArrayNotHasKey('weight', $info_manager->getDefinitions());
}