from __future__ import annotations

from ont_platform.storage.dedup_cache import InMemoryDedupCache


def test_dedup_cache_remembers_project_scoped_fingerprint() -> None:
    cache = InMemoryDedupCache()

    first = cache.check_and_remember(
        project_id="proj_1",
        document_id="doc_a",
        content_hash="hash-a",
        fingerprint="fingerprint-a",
    )
    second = cache.check_and_remember(
        project_id="proj_1",
        document_id="doc_b",
        content_hash="hash-b",
        fingerprint="fingerprint-a",
    )
    other_project = cache.check_and_remember(
        project_id="proj_2",
        document_id="doc_c",
        content_hash="hash-c",
        fingerprint="fingerprint-a",
    )

    assert first.is_duplicate is False
    assert second.is_duplicate is True
    assert second.existing_document_id == "doc_a"
    assert other_project.is_duplicate is False
    assert len(cache) == 2