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 66

Class

MessengerTest

@group Messenger @coversDefaultClass <a href="/api/drupal/core%21lib%21Drupal%21Core%21Messenger%21Messenger.php/class/Messenger/8.9.x" title="The messenger service." class="local">\Drupal\Core\Messenger\Messenger</a>

Namespace

Code

public function testAddNoDuplicates() {
    $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));
}