import { describe, expect, it } from "vitest";
import { formatImapConnectError } from "@/lib/imap-presets";
import { formatImapSyncError } from "@/constants/error-copy";

describe("formatImapConnectError", () => {
  it("digs ETIMEDOUT out of empty AggregateError", () => {
    const child = Object.assign(new Error(""), {
      code: "ETIMEDOUT",
      address: "74.125.204.108",
      port: 993,
    });
    const err = new AggregateError([child], "");
    (err as NodeJS.ErrnoException).code = "ETIMEDOUT";
    const msg = formatImapConnectError(err, {
      host: "imap.gmail.com",
      user: "a@gmail.com",
    });
    expect(msg).toMatch(/无法连接 Gmail/);
    expect(msg).toMatch(/国内网络/);
    expect(msg).toMatch(/ETIMEDOUT/);
  });

  it("keeps auth guidance for Gmail", () => {
    const msg = formatImapConnectError(new Error("Invalid credentials"), {
      host: "imap.gmail.com",
      user: "a@gmail.com",
    });
    expect(msg).toMatch(/应用专用密码/);
  });
});

describe("formatImapSyncError", () => {
  it("does not fall back to import-record copy", () => {
    expect(formatImapSyncError("")).toMatch(/邮件服务器/);
    expect(formatImapSyncError("mailbox_fail:谷歌邮箱测试: ")).not.toMatch(
      /导入记录/,
    );
    expect(formatImapSyncError("无法连接 imap.gmail.com：ETIMEDOUT")).toMatch(
      /无法连接|连接超时|网络/,
    );
  });
});