import { test, expect, describe } from "bun:test";
import { detectPlatformFromHostname } from "../src/pr";

describe("pr platform detection", () => {
  test("detects supported hosted platforms", () => {
    expect(detectPlatformFromHostname("github.com")).toBe("github");
    expect(detectPlatformFromHostname("gitlab.com")).toBe("gitlab");
  });

  test("detects self-hosted platform hostnames", () => {
    expect(detectPlatformFromHostname("gitlab.example.com")).toBe("gitlab");
    expect(detectPlatformFromHostname("gitea.example.com")).toBe("gitea");
  });

  test("returns null for unknown hostnames", () => {
    expect(detectPlatformFromHostname("git.example.com")).toBeNull();
    expect(detectPlatformFromHostname(null)).toBeNull();
  });
});