class LayoutBuilderPrepareLayoutTest

class LayoutBuilderPrepareLayoutTest extends BrowserTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'field_ui',
        'layout_builder',
        'node',
        'layout_builder_element_test',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->createContentType([
            'type' => 'bundle_with_section_field',
        ]);
        LayoutBuilderEntityViewDisplay::load('node.bundle_with_section_field.default')->enableLayoutBuilder()
            ->setOverridable()
            ->save();
        $this->createNode([
            'type' => 'bundle_with_section_field',
            'title' => 'The first node title',
            'body' => [
                [
                    'value' => 'The first node body',
                ],
            ],
        ]);
        $this->createNode([
            'type' => 'bundle_with_section_field',
            'title' => 'The second node title',
            'body' => [
                [
                    'value' => 'The second node body',
                ],
            ],
        ]);
        $this->createNode([
            'type' => 'bundle_with_section_field',
            'title' => 'The third node title',
            'body' => [
                [
                    'value' => 'The third node body',
                ],
            ],
        ]);
    }
    
    /**
     * Tests that we can alter a Layout Builder element while preparing.
     *
     * @see \Drupal\layout_builder_element_test\EventSubscriber\TestPrepareLayout;
     */
    public function testAlterPrepareLayout() {
        $assert_session = $this->assertSession();
        $page = $this->getSession()
            ->getPage();
        $this->drupalLogin($this->drupalCreateUser([
            'access content',
            'administer blocks',
            'configure any layout',
            'administer node display',
            'configure all bundle_with_section_field node layout overrides',
        ]));
        // Add a block to the defaults.
        $this->drupalGet('admin/structure/types/manage/bundle_with_section_field/display/default');
        $page->clickLink('Manage layout');
        $page->clickLink('Add block');
        $page->clickLink('Powered by Drupal');
        $page->fillField('settings[label]', 'Default block title');
        $page->checkField('settings[label_display]');
        $page->pressButton('Add block');
        $page->pressButton('Save layout');
        // Check the block is on the node page.
        $this->drupalGet('node/1');
        $assert_session->pageTextContains('Default block title');
        // When we edit the layout, it gets the static blocks.
        $this->drupalGet('node/1/layout');
        $assert_session->pageTextContains('Test static block title');
        $assert_session->pageTextNotContains('Default block title');
        $assert_session->pageTextContains('Test second static block title');
        // When we edit the second node, only the first event fires.
        $this->drupalGet('node/2/layout');
        $assert_session->pageTextContains('Test static block title');
        $assert_session->pageTextNotContains('Default block title');
        $assert_session->pageTextNotContains('Test second static block title');
        // When we edit the third node, the default exists PLUS our static block.
        $this->drupalGet('node/3/layout');
        $assert_session->pageTextNotContains('Test static block title');
        $assert_session->pageTextContains('Default block title');
        $assert_session->pageTextContains('Test second static block title');
    }

}