function FormAjaxResponseBuilderTest::testBuildResponseWithUpdateCommand

@covers ::buildResponse

File

core/tests/Drupal/Tests/Core/Form/FormAjaxResponseBuilderTest.php, line 173

Class

FormAjaxResponseBuilderTest

@coversDefaultClass \Drupal\Core\Form\FormAjaxResponseBuilder @group Form

Namespace

Code

public function testBuildResponseWithUpdateCommand() : void {
    $triggering_element = [
        '#ajax' => [
            'callback' => function (array $form, FormStateInterface $form_state) {
                return new AjaxResponse([]);
            },
        ],
    ];
    $request = new Request();
    $form = [
        '#build_id' => 'the_build_id',
        '#build_id_old' => 'a_new_build_id',
        'test' => [
            '#type' => 'textfield',
        ],
    ];
    $form_state = new FormState();
    $form_state->setTriggeringElement($triggering_element);
    $commands = [
        new AlertCommand('alert!'),
    ];
    $commands_expected = [];
    $commands_expected[] = [
        'command' => 'update_build_id',
        'old' => 'a_new_build_id',
        'new' => 'the_build_id',
    ];
    $commands_expected[] = [
        'command' => 'alert',
        'text' => 'alert!',
    ];
    $this->renderer
        ->expects($this->never())
        ->method('renderResponse');
    $result = $this->formAjaxResponseBuilder
        ->buildResponse($request, $form, $form_state, $commands);
    $this->assertInstanceOf('\\Drupal\\Core\\Ajax\\AjaxResponse', $result);
    $this->assertSame($commands_expected, $result->getCommands());
}