public function testCreateYahooAdapter()
 {
     $factory = new AdapterFactory($this->doctrine, 'EUR', array('EUR', 'USD'), self::CURRENCY_ENTITY);
     $adapter = $factory->createYahooAdapter();
     $this->assertInstanceOf('Lexik\\Bundle\\CurrencyBundle\\Adapter\\YahooCurrencyAdapter', $adapter);
     $this->assertEquals('EUR', $adapter->getDefaultCurrency());
     $this->assertEquals(array('EUR', 'USD'), $adapter->getManagedCurrencies());
     $this->assertEquals(0, count($adapter));
 }