// Package eval 用固定样例比较交付质量。真实会议材料放在仓外
// ~/.agent-system/eval/，或用 EVAL_DIR 指向该目录；仓内只放脱敏短样例。
package eval

import (
	"os"
	"path/filepath"
	"testing"

	"agent-system-backend/internal/quality"
)

func TestDesensitizedSampleBeatsColumnNotes(t *testing.T) {
	good := scoreFixture(t, "good.md")
	bad := scoreFixture(t, "bad.md")
	if !good.Passed {
		t.Fatalf("good fixture should pass: %+v", good)
	}
	if bad.Score >= good.Score {
		t.Fatalf("bad %d should be below good %d", bad.Score, good.Score)
	}
	missing := MissingThemes(readFixture(t, "good.md"), []string{"相关性", "标签", "未指明"})
	if len(missing) > 0 {
		t.Fatalf("good fixture missed themes %v", missing)
	}
}

func TestExternalEvalDirOptional(t *testing.T) {
	dir := os.Getenv("EVAL_DIR")
	if dir == "" {
		home, err := os.UserHomeDir()
		if err != nil {
			t.Skip(err)
		}
		dir = filepath.Join(home, ".agent-system", "eval")
	}
	entries, err := os.ReadDir(dir)
	if err != nil {
		t.Skip("no external eval dir")
	}
	for _, entry := range entries {
		if entry.IsDir() || filepath.Ext(entry.Name()) != ".md" {
			continue
		}
		report := quality.ScoreFile(filepath.Join(dir, entry.Name()))
		t.Logf("%s score=%d passed=%v", entry.Name(), report.Score, report.Passed)
	}
}

func scoreFixture(t *testing.T, name string) quality.Report {
	t.Helper()
	return quality.ScoreText(readFixture(t, name))
}

func readFixture(t *testing.T, name string) string {
	t.Helper()
	data, err := os.ReadFile(filepath.Join("testdata", name))
	if err != nil {
		t.Fatal(err)
	}
	return string(data)
}