public function ElementTest::testFormElementErrors in Drupal 9

Same name and namespace in other branches

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

Tests form element error messages.

File

core/modules/system/tests/src/Functional/Form/ElementTest.php, line 191

Class

ElementTest

Tests building and processing of core form elements.

Namespace

Drupal\Tests\system\Functional\Form

Code

public function testFormElementErrors() {
  $this
    ->drupalGet('form_test/details-form');
  $this
    ->submitForm([], 'Submit');
  $this
    ->assertSession()
    ->pageTextContains('I am an error on the details element.');
}