"""Tests for MCP resources."""

from __future__ import annotations

import pytest


class TestProjectsResource:
    """Tests for projects list resource."""

    @pytest.mark.asyncio
    async def test_projects_list_returns_yaml(self) -> None:
        """Test that projects list returns valid YAML."""

    @pytest.mark.asyncio
    async def test_projects_list_empty(self) -> None:
        """Test handling when no projects exist."""


class TestProjectDetailResource:
    """Tests for project detail resource."""

    @pytest.mark.asyncio
    async def test_project_detail_returns_counts(self) -> None:
        """Test that project detail includes item/link counts."""

    @pytest.mark.asyncio
    async def test_project_detail_not_found(self) -> None:
        """Test handling for non-existent project."""


class TestItemsResource:
    """Tests for items resource."""

    @pytest.mark.asyncio
    async def test_items_resource_limits_to_100(self) -> None:
        """Test that items resource limits to 100 items."""

    @pytest.mark.asyncio
    async def test_items_resource_indicates_truncation(self) -> None:
        """Test that truncation is indicated."""


class TestLinksResource:
    """Tests for links resource."""

    @pytest.mark.asyncio
    async def test_links_resource_limits_to_100(self) -> None:
        """Test that links resource limits to 100 links."""


class TestMatrixResource:
    """Tests for traceability matrix resource."""

    @pytest.mark.asyncio
    async def test_matrix_calculates_coverage(self) -> None:
        """Test that matrix calculates coverage percentages."""

    @pytest.mark.asyncio
    async def test_matrix_handles_no_items(self) -> None:
        """Test handling when project has no items."""


class TestHealthResource:
    """Tests for project health resource."""

    @pytest.mark.asyncio
    async def test_health_calculates_score(self) -> None:
        """Test that health score is calculated."""

    @pytest.mark.asyncio
    async def test_health_identifies_orphans(self) -> None:
        """Test identification of orphan items."""

    @pytest.mark.asyncio
    async def test_health_identifies_stale(self) -> None:
        """Test identification of stale items."""


class TestTraceabilityViewResource:
    """Tests for traceability view resource."""

    @pytest.mark.asyncio
    async def test_traceability_builds_tree(self) -> None:
        """Test that traceability tree is built correctly."""

    @pytest.mark.asyncio
    async def test_traceability_limits_depth(self) -> None:
        """Test that tree depth is limited."""


class TestImpactViewResource:
    """Tests for impact view resource."""

    @pytest.mark.asyncio
    async def test_impact_sorts_by_downstream(self) -> None:
        """Test that items are sorted by downstream count."""


class TestCoverageViewResource:
    """Tests for coverage view resource."""

    @pytest.mark.asyncio
    async def test_coverage_by_view(self) -> None:
        """Test coverage calculation per view."""

    @pytest.mark.asyncio
    async def test_coverage_identifies_uncovered(self) -> None:
        """Test identification of uncovered items."""
