/**
  * [testHasGetters description].
  */
 public function testHasGetters()
 {
     $config = ['client' => new Client(), 'credentials' => new Credentials('foo', 'bar', 'foo_bar'), 'region' => 'foo', 'endpoint' => 'http://sandboxapi.via.de:8001/api', 'serializer' => function () {
     }, 'api_provider' => $this->getApiProvider(), 'service' => 'foo', 'error_parser' => function () {
     }, 'version' => 'latest'];
     $client = new VwsClient($config);
     $this->assertSame($config['client'], $client->getHttpClient());
     $this->assertSame($config['credentials'], $client->getCredentials());
     $this->assertSame($config['region'], $client->getRegion());
     $this->assertEquals('foo', $client->getApi()->getEndpointPrefix());
 }