createNodeThroughUi example

$permissions = [
      'create workspace',
      'edit own workspace',
      'view own workspace',
      'create test content',
      'edit own test content',
    ];
    $mayer = $this->drupalCreateUser($permissions);
    $this->drupalLogin($mayer);

    $test_node = $this->createNodeThroughUi('Test node', 'test');

    // Check that the user can edit the node.     $page = $this->getSession()->getPage();
    $page->hasField('title[0][value]');

    // Create two workspaces.     $vultures = $this->createWorkspaceThroughUi('Vultures', 'vultures');
    $gravity = $this->createWorkspaceThroughUi('Gravity', 'gravity');

    // Edit the node in workspace 'vultures'.     $this->switchToWorkspace($vultures);
    

$this->createContentType(['type' => 'test', 'label' => 'Test']);
    $this->setupWorkspaceSwitcherBlock();

    $ditka = $this->drupalCreateUser(array_merge($permissions, ['create test content']));

    // Login as a limited-access user and create a workspace.     $this->drupalLogin($ditka);
    $bears = $this->createWorkspaceThroughUi('Bears', 'bears');
    $this->switchToWorkspace($bears);

    // Now create a node in the Bears workspace, as the owner of that workspace.     $ditka_bears_node = $this->createNodeThroughUi('Ditka Bears node', 'test');
    $ditka_bears_node_id = $ditka_bears_node->id();

    // Editing both nodes should be possible.     $this->drupalGet('/node/' . $ditka_bears_node_id . '/edit');
    $this->assertSession()->statusCodeEquals(200);

    // Create a new user that should be able to edit anything in the Bears     // workspace.     $this->switchToLive();
    $lombardi = $this->drupalCreateUser(array_merge($permissions, ['view any workspace']));
    $this->drupalLogin($lombardi);
    

// Check that the 'test_1' workspace doesn't contain any changes initially.     $this->drupalGet($test_1->toUrl()->toString());
    $assert_session->pageTextContains('This workspace has no changes.');

    // Check that the 'Switch to this workspace' action link is not displayed on     // the manage page of the currently active workspace.     $assert_session->linkNotExists('Switch to this workspace');
    $this->drupalGet($test_2->toUrl()->toString());
    $assert_session->linkExists('Switch to this workspace');

    // Create some test content.     $this->createNodeThroughUi('Node 1', 'test');
    $this->createNodeThroughUi('Node 2', 'test');
    $edit = [
      'name[0][value]' => 'Term 1',
    ];
    $this->drupalGet('admin/structure/taxonomy/manage/' . $vocabulary->id() . '/add');
    $this->submitForm($edit, 'Save');

    $this->drupalGet($test_1->toUrl()->toString());
    $assert_session->pageTextContains('2 content items, 1 taxonomy term');
    $assert_session->linkExists('Node 1');
    $assert_session->linkExists('Node 2');