"""Unit tests for structured issue/branch ownership parsing (#440)."""
import sys
import unittest
from pathlib import Path

sys.path.insert(0, str(Path(__file__).resolve().parent.parent))

from issue_branch_ownership import (  # noqa: E402
    branch_tracks_issue,
    parse_tracked_issue_number,
)


class TestIssueBranchOwnership(unittest.TestCase):
    def test_parses_canonical_author_branch(self):
        self.assertEqual(
            parse_tracked_issue_number("feat/issue-420-server-code-parity"),
            420,
        )

    def test_issue_4200_does_not_track_issue_420(self):
        self.assertEqual(parse_tracked_issue_number("feat/issue-4200-unrelated"), 4200)
        self.assertFalse(branch_tracks_issue("feat/issue-4200-unrelated", 420))

    def test_branch_tracks_issue_exact_match(self):
        self.assertTrue(
            branch_tracks_issue("fix/issue-440-branch-recovery", 440)
        )

    def test_unrelated_branch_does_not_track(self):
        self.assertFalse(branch_tracks_issue("feat/issue-999-other", 440))


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