public function ElementsContainerTest::testOptionalContainerElements in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/system/tests/src/Functional/Form/ElementsContainerTest.php \Drupal\Tests\system\Functional\Form\ElementsContainerTest::testOptionalContainerElements()

Tests the #optional container property.

File

core/modules/system/tests/src/Functional/Form/ElementsContainerTest.php, line 29

Class

ElementsContainerTest

Tests the container form element for expected behavior.

Namespace

Drupal\Tests\system\Functional\Form

Code

public function testOptionalContainerElements() {
  $this
    ->drupalGet('form-test/optional-container');
  $assertSession = $this
    ->assertSession();
  $assertSession
    ->elementNotExists('css', 'div.empty_optional');
  $assertSession
    ->elementExists('css', 'div.empty_nonoptional');
  $assertSession
    ->elementExists('css', 'div.nonempty_optional');
  $assertSession
    ->elementExists('css', 'div.nonempty_nonoptional');
}