public function setUp(): void
{
    $this->objectMapper = new ObjectMapper();

    $d = new D(baz: 'foo', bat: 'bar');
    $c = new C(foo: 'foo', bar: 'bar');
    $this->sourceObject = new A();
    $this->sourceObject->foo = 'test';
    $this->sourceObject->transform = 'test';
    $this->sourceObject->baz = 'me';
    $this->sourceObject->notinb = 'test';
    $this->sourceObject->relation = $c;
    $this->sourceObject->relationNotMapped = $d;
}

#[Bench\Revs(100)]
#[Bench\Iterations(5)]
public function benchObjectMapper(): void
{
    $this->objectMapper->map($this->sourceObject);
}

</details>