from __future__ import annotations

import sys
import unittest
from pathlib import Path

ROOT = Path(__file__).resolve().parents[1]
sys.path.insert(0, str(ROOT))

from readiness import TRACK_REQUIREMENTS, assess_readiness, render_assessment, requirement_choices  # noqa: E402
from research_library import COLLECTIONS, collection_choices, render_collection  # noqa: E402


class ReadinessTests(unittest.TestCase):
    def test_each_track_has_six_unique_requirements(self) -> None:
        for requirements in TRACK_REQUIREMENTS.values():
            self.assertEqual(len(requirements), 6)
            self.assertEqual(len(set(requirements)), 6)

    def test_empty_checklist_is_incomplete(self) -> None:
        result = assess_readiness("Dataset release", [])
        self.assertFalse(result["ready"])
        self.assertEqual(result["score"], 0)
        self.assertEqual(len(result["missing"]), 6)

    def test_complete_checklist_requires_review(self) -> None:
        track = "Agent system experiment"
        result = assess_readiness(track, requirement_choices(track))
        self.assertTrue(result["ready"])
        self.assertEqual(result["score"], 100)
        self.assertIn("Independent review is still required", render_assessment(track, requirement_choices(track)))

    def test_unknown_values_are_rejected(self) -> None:
        with self.assertRaises(ValueError):
            assess_readiness("Language model experiment", ["Invented gate"])


class CollectionTests(unittest.TestCase):
    def test_all_four_public_collections_are_modelled(self) -> None:
        self.assertEqual(len(COLLECTIONS), 4)
        self.assertEqual(collection_choices()[0], "Transformer Foundations")

    def test_collection_rendering_escapes_and_links(self) -> None:
        rendered = render_collection("Agent Systems")
        self.assertIn("VERIFIED PUBLIC COLLECTION", rendered)
        self.assertIn(COLLECTIONS["Agent Systems"].url, rendered)


if __name__ == "__main__":
    unittest.main()