function MessengerTest::testAddNoDuplicates

Tests we don't add duplicates.

@covers ::all
@covers ::addStatus
@covers ::addWarning
@covers ::addError
@covers ::deleteByType
@covers ::deleteAll

File

core/tests/Drupal/KernelTests/Core/Messenger/MessengerTest.php, line 68

Class

MessengerTest

@group Messenger @coversDefaultClass \Drupal\Core\Messenger\Messenger[[api-linebreak]]

Namespace

Code

public function testAddNoDuplicates() : void {
  $this->messenger
    ->addStatus('Non Duplicated status message');
  $this->messenger
    ->addStatus('Non Duplicated status message');
  $this->assertCount(1, $this->messenger
    ->messagesByType(MessengerInterface::TYPE_STATUS));
  $this->messenger
    ->addWarning('Non Duplicated warning message');
  $this->messenger
    ->addWarning('Non Duplicated warning message');
  $this->assertCount(1, $this->messenger
    ->messagesByType(MessengerInterface::TYPE_WARNING));
  $this->messenger
    ->addError('Non Duplicated error message');
  $this->messenger
    ->addError('Non Duplicated error message');
  $messages = $this->messenger
    ->messagesByType(MessengerInterface::TYPE_ERROR);
  $this->assertCount(1, $messages);
  // Check getting all messages.
  $messages = $this->messenger
    ->all();
  $this->assertCount(3, $messages);
  $this->assertArrayHasKey(MessengerInterface::TYPE_STATUS, $messages);
  $this->assertArrayHasKey(MessengerInterface::TYPE_WARNING, $messages);
  $this->assertArrayHasKey(MessengerInterface::TYPE_ERROR, $messages);
  // Check deletion.
  $this->messenger
    ->deleteAll();
  $this->assertCount(0, $this->messenger
    ->messagesByType(MessengerInterface::TYPE_STATUS));
  $this->assertCount(0, $this->messenger
    ->messagesByType(MessengerInterface::TYPE_WARNING));
  $this->assertCount(0, $this->messenger
    ->messagesByType(MessengerInterface::TYPE_ERROR));
}