public function testConsume()
{
$consumer = BinaryConsumer::create(self::getCallable());
$a = rand(1, 100);
$b = rand(1, 100);
ob_start();
$consumer->consume($a, $b);
$result = trim(ob_get_clean());
$this->assertEquals("" . ($a + $b), $result);
}
/**
*
* @param callable $consumer
* @return BinaryConsumerInterface
*/
public static final function newBinaryConsumer(callable $consumer) : BinaryConsumerInterface
{
return BinaryConsumer::create($consumer);
}