"""Structured issue branch ownership (#440)."""
import sys
import unittest
from pathlib import Path

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

import issue_branch_ownership as ibo  # noqa: E402


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

    def test_prefix_variants_supported(self):
        for prefix in ("fix", "feat", "docs", "chore"):
            branch = f"{prefix}/issue-440-lock-recovery"
            self.assertTrue(ibo.branch_belongs_to_issue(branch, 440))

    def test_substring_false_positive_rejected(self):
        self.assertFalse(
            ibo.branch_belongs_to_issue("feat/my-issue-420-backport", 420)
        )
        self.assertFalse(ibo.branch_belongs_to_issue("release/issue-420-hotfix", 420))

    def test_different_issue_number_rejected(self):
        self.assertFalse(
            ibo.branch_belongs_to_issue("feat/issue-421-server-code-parity", 420)
        )


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