"""Unit tests for the pure Markdown report renderer (票据 04)."""

import pytest
from agenteval.intelligent_eval.report import render_report_markdown
from pydantic import ValidationError


def _report() -> dict:
    return {
        "summary": "整体表现良好，退货流程存在确认缺失。",
        "scores": {"退货流程": 0.7, "投诉处理": 0.85},
        "findings": [
            {
                "issue": "未主动确认订单号",
                "severity": "high",
                "dimension": "退货流程",
                "evidence": [
                    {
                        "session_id": "s-1",
                        "turn_index": 3,
                        "user_said": "我要退货",
                        "assistant_replied": "好的，已为您发起",
                    }
                ],
                "suggestion": "增加订单号确认步骤",
                "related_sop": "退货处理流程 §3.2",
            },
            {
                "issue": "投诉共情不足",
                "severity": "low",
                "dimension": "投诉处理",
            },
        ],
        "highlights": [{"description": "多轮追问保持上下文连贯", "dimension": "多轮追问"}],
        "priority_recommendations": ["先修退货确认", "再优化投诉共情"],
    }


def test_renders_title_and_summary():
    md = render_report_markdown(_report(), name="客服评估", eval_id="e-1")
    assert "# 客服评估" in md
    assert "整体表现良好" in md
    assert "`e-1`" in md


def test_renders_scores_table():
    md = render_report_markdown(_report())
    assert "| 维度 | 分数 |" in md
    assert "| 退货流程 | 0.7 |" in md


def test_sorts_findings_by_severity():
    md = render_report_markdown(_report())
    high_index = md.index("未主动确认订单号")
    low_index = md.index("投诉共情不足")
    assert high_index < low_index


def test_renders_evidence_block():
    md = render_report_markdown(_report())
    assert "会话 `s-1`" in md
    assert "第 3 轮" in md
    assert "**用户**：我要退货" in md
    assert "**对象**：好的，已为您发起" in md


def test_renders_highlights_and_recommendations():
    md = render_report_markdown(_report())
    assert "多轮追问保持上下文连贯（多轮追问）" in md
    assert "- 先修退货确认" in md


def test_minimal_report():
    md = render_report_markdown({"summary": "只有概述", "findings": [{"issue": "i", "severity": "s", "dimension": "d"}]})
    assert "只有概述" in md
    assert "## 维度评分" not in md
    assert "## 亮点" not in md


def test_rejects_missing_summary():
    with pytest.raises(ValidationError):
        render_report_markdown({"findings": [{"issue": "i", "severity": "s", "dimension": "d"}]})


def test_rejects_empty_findings():
    with pytest.raises(ValidationError):
        render_report_markdown({"summary": "x", "findings": []})


def test_rejects_finding_missing_required_fields():
    with pytest.raises(ValidationError):
        render_report_markdown({"summary": "x", "findings": [{"issue": "i"}]})