public function testCommandsUsesOperation()
{
$api = $this->getOperation();
$command = new MockCommand(array(), $api);
$this->assertSame($api, $command->getOperation());
$command->setClient($this->getClient())->prepare();
$this->assertEquals('123', $command->get('test'));
$this->assertSame($api, $command->getOperation($api));
}