function MessageCommandTest::testMessageCommand

Tests AJAX MessageCommand use in a form.

File

core/tests/Drupal/FunctionalJavascriptTests/Ajax/MessageCommandTest.php, line 30

Class

MessageCommandTest

Tests adding messages via AJAX command.

Namespace

Code

public function testMessageCommand() : void {
  $page = $this->getSession()
    ->getPage();
  $assert_session = $this->assertSession();
  $this->drupalGet('ajax-test/message');
  $page->pressButton('Make Message In Default Location');
  $this->waitForMessageVisible('I am a message in the default location.');
  $this->assertAnnounceContains('I am a message in the default location.');
  $assert_session->elementsCount('css', '.messages__wrapper .messages', 1);
  $page->pressButton('Make Message In Alternate Location');
  $this->waitForMessageVisible('I am a message in an alternate location.', '#alternate-message-container');
  $assert_session->pageTextContains('I am a message in the default location.');
  $this->assertAnnounceContains('I am a message in an alternate location.');
  $assert_session->elementsCount('css', '.messages__wrapper .messages', 1);
  $assert_session->elementsCount('css', '#alternate-message-container .messages', 1);
  $page->pressButton('Make Warning Message');
  $this->waitForMessageVisible('I am a warning message in the default location.', NULL, 'warning');
  $assert_session->pageTextNotContains('I am a message in the default location.');
  $assert_session->elementsCount('css', '.messages__wrapper .messages', 1);
  $assert_session->elementsCount('css', '#alternate-message-container .messages', 1);
  $this->drupalGet('ajax-test/message');
  // Test that by default, previous messages in a location are removed.
  for ($i = 0; $i < 6; $i++) {
    $page->pressButton('Make Message In Default Location');
    $this->waitForMessageVisible('I am a message in the default location.');
    $assert_session->elementsCount('css', '.messages__wrapper .messages', 1);
    $page->pressButton('Make Warning Message');
    $this->waitForMessageVisible('I am a warning message in the default location.', NULL, 'warning');
    // Test that setting MessageCommand::$option['announce'] => '' suppresses
    // screen reader announcement.
    $this->assertAnnounceNotContains('I am a warning message in the default location.');
    $this->waitForMessageRemoved('I am a message in the default location.');
    $assert_session->elementsCount('css', '.messages__wrapper .messages', 1);
  }
  // Test that if MessageCommand::clearPrevious is FALSE, messages will not
  // be cleared.
  $this->drupalGet('ajax-test/message');
  for ($i = 1; $i < 7; $i++) {
    $page->pressButton('Make Message In Alternate Location');
    $expected_count = $page->waitFor(10, function () use ($i, $page) {
      return count($page->findAll('css', '#alternate-message-container .messages')) === $i;
    });
    $this->assertTrue($expected_count);
    $this->assertAnnounceContains('I am a message in an alternate location.');
  }
}