import { describe, expect, it } from "vitest";

import { appendCdpPath, getHeadersWithAuth } from "./cdp.helpers.js";

describe("cdp.helpers", () => {
  it("preserves query params when appending CDP paths", () => {
    const url = appendCdpPath("https://example.com?token=abc", "/json/version");
    expect(url).toBe("https://example.com/json/version?token=abc");
  });

  it("appends paths under a base prefix", () => {
    const url = appendCdpPath("https://example.com/chrome/?token=abc", "json/list");
    expect(url).toBe("https://example.com/chrome/json/list?token=abc");
  });

  it("adds basic auth headers when credentials are present", () => {
    const headers = getHeadersWithAuth("https://user:pass@example.com");
    expect(headers.Authorization).toBe(`Basic ${Buffer.from("user:pass").toString("base64")}`);
  });

  it("keeps preexisting authorization headers", () => {
    const headers = getHeadersWithAuth("https://user:pass@example.com", {
      Authorization: "Bearer token",
    });
    expect(headers.Authorization).toBe("Bearer token");
  });
});