package service

import (
	"os"
	"testing"
)

func TestParseChangelog(t *testing.T) {
	// 设置项目根目录
	os.Setenv("PROJECT_ROOT", "../..")

	changelog, err := ParseChangelog()
	if err != nil {
		t.Fatalf("ParseChangelog failed: %v", err)
	}

	if len(changelog) == 0 {
		t.Fatal("No changelog entries parsed")
	}

	// 验证第一个条目（应该是 1.4.0）
	firstEntry := changelog[0]
	t.Logf("First entry: v%s - %s", firstEntry.Version, firstEntry.Date)

	if firstEntry.Version != "1.4.0" {
		t.Errorf("Expected first version to be 1.4.0, got %s", firstEntry.Version)
	}

	if len(firstEntry.Changes) == 0 {
		t.Error("First entry has no changes")
	}

	// 打印所有版本
	t.Logf("Total versions: %d", len(changelog))
	for _, entry := range changelog {
		t.Logf("  - v%s: %d categories", entry.Version, len(entry.Changes))
	}
}