class SearchEmbedFormTest

class SearchEmbedFormTest extends BrowserTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'node',
    'search',
    'search_embedded_form',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * Node used for testing.
   *
   * @var \Drupal\node\NodeInterface
   */
  protected $node;
  
  /**
   * Count of how many times the form has been submitted.
   *
   * @var int
   */
  protected $submitCount = 0;
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $this->drupalCreateContentType([
      'type' => 'page',
      'name' => 'Basic page',
    ]);
    // Create a user and a node, and update the search index.
    $test_user = $this->drupalCreateUser([
      'access content',
      'search content',
      'administer nodes',
    ]);
    $this->drupalLogin($test_user);
    $this->node = $this->drupalCreateNode();
    $this->container
      ->get('plugin.manager.search')
      ->createInstance('node_search')
      ->updateIndex();
    // Set up a dummy initial count of times the form has been submitted.
    $this->submitCount = \Drupal::state()->get('search_embedded_form.submit_count');
    $this->refreshVariables();
  }
  
  /**
   * Tests that the embedded form appears and can be submitted.
   */
  public function testEmbeddedForm() {
    // First verify we can submit the form from the module's page.
    $this->drupalGet('search_embedded_form');
    $this->submitForm([
      'name' => 'John',
    ], 'Send away');
    $this->assertSession()
      ->pageTextContains('Test form was submitted');
    $count = \Drupal::state()->get('search_embedded_form.submit_count');
    $this->assertEquals($this->submitCount + 1, $count, 'Form submission count is correct');
    $this->submitCount = $count;
    // Now verify that we can see and submit the form from the search results.
    $this->drupalGet('search/node', [
      'query' => [
        'keys' => $this->node
          ->label(),
      ],
    ]);
    $this->assertSession()
      ->pageTextContains('Your name');
    $this->submitForm([
      'name' => 'John',
    ], 'Send away');
    $this->assertSession()
      ->pageTextContains('Test form was submitted');
    $count = \Drupal::state()->get('search_embedded_form.submit_count');
    $this->assertEquals($this->submitCount + 1, $count, 'Form submission count is correct');
    $this->submitCount = $count;
    // Now verify that if we submit the search form, it doesn't count as
    // our form being submitted.
    $this->drupalGet('search');
    $this->submitForm([
      'keys' => 'foo',
    ], 'Search');
    $this->assertSession()
      ->pageTextNotContains('Test form was submitted');
    $count = \Drupal::state()->get('search_embedded_form.submit_count');
    $this->assertEquals($this->submitCount, $count, 'Form submission count is correct');
    $this->submitCount = $count;
  }

}