function 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

Code

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