"""hosted-image URL helpers — round-trip recognition (SD-0002 §6.3.1, INV-12)."""
from app.domains.products import hosted


def test_build_relative_when_no_base():
    assert hosted.image_url("", 42, "detail") == "/api/products/images/42/detail"


def test_build_absolute_with_base():
    url = hosted.image_url("https://ecomm-ppe.wiggleverse.org", 42, "detail")
    assert url == "https://ecomm-ppe.wiggleverse.org/api/products/images/42/detail"


def test_parse_absolute_hosted_url():
    url = "https://market.wiggleverse.org/api/products/images/7/detail"
    assert hosted.parse_image_id(url) == 7


def test_parse_relative_hosted_url():
    assert hosted.parse_image_id("/api/products/images/7/card") == 7


def test_parse_ignores_query_and_trailing():
    assert hosted.parse_image_id("/api/products/images/7/detail?v=1") == 7


def test_parse_non_hosted_returns_none():
    assert hosted.parse_image_id("https://cdn.example.com/a/b.png") is None
    assert hosted.parse_image_id("/api/products/images/abc/detail") is None
    assert hosted.parse_image_id("/api/products/images/7") is None