"""Tests for unified-review MCP tool wiring (registration + docs sections)."""

from __future__ import annotations

import sys
from pathlib import Path

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

from code_review_graph.tools import (  # noqa: E402
    dedupe_findings_func,
    generate_report_func,
    score_review_func,
)
from code_review_graph.tools.docs import get_docs_section  # noqa: E402


class TestToolRegistration:
    def test_scoring_funcs_exported(self):
        assert callable(score_review_func)
        assert callable(dedupe_findings_func)
        assert callable(generate_report_func)

    def test_mcp_tools_exposed(self):
        import code_review_graph.main as m

        for name in (
            "score_review_tool",
            "dedupe_findings_tool",
            "generate_report_tool",
        ):
            assert hasattr(m, name), f"{name} not exposed by main module"


class TestDocsSections:
    def test_unified_review_section(self):
        result = get_docs_section("unified-review")
        assert result["status"] == "ok"
        assert "score_review_tool" in result["content"]

    def test_score_review_section(self):
        result = get_docs_section("score-review")
        assert result["status"] == "ok"
        assert "dedupe_findings_tool" in result["content"]

    def test_unknown_section(self):
        result = get_docs_section("does-not-exist")
        assert result["status"] == "not_found"
        assert "unified-review" in result["error"]


class TestGenerateSkills:
    def test_unified_review_generated(self, tmp_path):
        from code_review_graph.skills import generate_skills

        skills_dir = generate_skills(tmp_path)
        skill_file = skills_dir / "unified-review" / "SKILL.md"
        assert skill_file.is_file()
        content = skill_file.read_text(encoding="utf-8")
        assert "score_review_tool" in content
        assert "get_minimal_context" in content
        assert "detail_level" in content

    def test_uninstall_knows_unified_review(self):
        from code_review_graph.uninstall import _generated_skill_slugs

        assert "unified-review" in _generated_skill_slugs()