/**
* Fetch with custom entity class
*/
public function testFetchByIdWithResult()
{
$obj_request = new \google\appengine\datastore\v4\LookupRequest();
$obj_request->mutableReadOptions();
$obj_key = $obj_request->addKey();
$obj_partition = $obj_key->mutablePartitionId();
$obj_partition->setDatasetId('Dataset');
$obj_kpe = $obj_key->addPathElement();
$obj_kpe->setKind('Book');
$obj_kpe->setId(123456789);
$obj_response = new \google\appengine\datastore\v4\LookupResponse();
$obj_found = $obj_response->addFound();
$obj_entity = $obj_found->mutableEntity();
$obj_result_key = $obj_entity->mutableKey();
$obj_result_kpe = $obj_result_key->addPathElement();
$obj_result_kpe->setKind('Book');
$obj_result_kpe->setId(123456789);
$obj_result_property = $obj_entity->addProperty();
$obj_result_property->setName('author');
$obj_val = $obj_result_property->mutableValue();
// addDeprecatedValue();
$obj_val->setStringValue('William Shakespeare');
$this->apiProxyMock->expectCall('datastore_v4', 'Lookup', $obj_request, $obj_response);
$obj_gateway = new \GDS\Gateway\ProtoBuf('Dataset');
$obj_store = new \GDS\Store('Book', $obj_gateway);
$obj_store->setEntityClass('Book');
$obj_result = $obj_store->fetchById(123456789);
$this->assertInstanceOf('\\GDS\\Entity', $obj_result);
$this->assertInstanceOf('\\Book', $obj_result);
$this->assertEquals(1, count($obj_result->getData()));
$this->assertEquals('Book', $obj_result->getKind());
$this->assertEquals(123456789, $obj_result->getKeyId());
$this->assertEquals($obj_result->author, 'William Shakespeare');
$this->apiProxyMock->verify();
}