from app.schemas.image import ImageOCRRequest, LayoutRegion


def test_layout_region_native_label_defaults_to_empty_string():
    region = LayoutRegion(
        type="text",
        bbox=[0, 0, 10, 10],
        confidence=0.9,
        score=0.9,
    )

    assert region.native_label == ""


def test_layout_region_exposes_native_label_when_provided():
    region = LayoutRegion(
        type="text",
        native_label="doc_title",
        bbox=[0, 0, 10, 10],
        confidence=0.9,
        score=0.9,
    )

    assert region.native_label == "doc_title"


def test_image_ocr_request_requires_exactly_one_input():
    request = ImageOCRRequest(image_url="https://example.com/test.png")

    assert request.image_url == "https://example.com/test.png"
    assert request.image_base64 is None