class LanguageNegotiatorPluginTest

class LanguageNegotiatorPluginTest extends KernelTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'language',
    'user',
  ];
  
  /**
   * Tests for PluginNotFoundException.
   */
  public function testLanguageNegotiatorNoPlugin() {
    $logger = new BufferingLogger();
    $logger_factory = $this->createMock(LoggerChannelFactory::class);
    $logger_factory->expects($this->once())
      ->method('get')
      ->with('language')
      ->willReturn($logger);
    $this->container
      ->set('logger.factory', $logger_factory);
    $this->installEntitySchema('user');
    // Test unavailable plugin.
    $config = $this->config('language.types');
    $config->set('configurable', [
      LanguageInterface::TYPE_URL,
    ]);
    $config->set('negotiation.language_url.enabled', [
      self::CLASS => -3,
    ]);
    $config->save();
    $languageNegotiator = $this->container
      ->get('language_negotiator');
    $languageNegotiator->setCurrentUser($this->prophesize('Drupal\\Core\\Session\\AccountInterface')
      ->reveal());
    try {
      $languageNegotiator->initializeType(LanguageInterface::TYPE_URL);
    } catch (PluginNotFoundException $exception) {
      $this->fail('Plugin not found exception unhandled.');
    }
    $log_message = $logger->cleanLogs()[0];
    $this->assertEquals('error', $log_message[0]);
    $this->assertStringContainsString('The "Drupal\\Tests\\language\\Kernel\\LanguageNegotiatorPluginTest" plugin does not exist.', $log_message[1]);
  }

}