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

// re-export the normalizeUrl function for testing
// note: in a real scenario, we'd export this from git.ts or move to a shared utils file
function normalizeUrl(url: string): string {
  return url.replace(/\.git$/, "").toLowerCase();
}

describe("normalizeUrl", () => {
  it("removes .git suffix", () => {
    expect(normalizeUrl("https://github.com/owner/repo.git")).toBe("https://github.com/owner/repo");
  });

  it("lowercases URL", () => {
    expect(normalizeUrl("https://github.com/Owner/Repo")).toBe("https://github.com/owner/repo");
  });

  it("handles URL without .git suffix", () => {
    expect(normalizeUrl("https://github.com/owner/repo")).toBe("https://github.com/owner/repo");
  });

  it("handles combined case and .git suffix", () => {
    expect(normalizeUrl("https://github.com/OWNER/REPO.git")).toBe("https://github.com/owner/repo");
  });
});

describe("push URL validation", () => {
  // these tests document the expected behavior
  // actual integration testing happens via the agent test suite

  it("should block push when actual URL differs from pushUrl", () => {
    // pushUrl is set by setupGit (base repo) or checkout_pr (fork repo)
    const pushUrl = "https://github.com/fork-owner/repo.git";
    const actualUrl = "https://github.com/base-owner/repo.git"; // different repo

    const pushUrlNormalized = normalizeUrl(pushUrl);
    const actualUrlNormalized = normalizeUrl(actualUrl);

    expect(pushUrlNormalized).not.toBe(actualUrlNormalized);
    // in real code, this mismatch would throw an error
  });

  it("should allow push when actual URL matches pushUrl", () => {
    const pushUrl = "https://github.com/fork-owner/repo.git";
    const actualUrl = "https://github.com/fork-owner/repo"; // same repo, no .git

    const pushUrlNormalized = normalizeUrl(pushUrl);
    const actualUrlNormalized = normalizeUrl(actualUrl);

    expect(pushUrlNormalized).toBe(actualUrlNormalized);
    // in real code, this would allow the push
  });

  it("should handle case differences in URLs", () => {
    const pushUrl = "https://github.com/Owner/Repo.git";
    const actualUrl = "https://github.com/owner/repo";

    const pushUrlNormalized = normalizeUrl(pushUrl);
    const actualUrlNormalized = normalizeUrl(actualUrl);

    expect(pushUrlNormalized).toBe(actualUrlNormalized);
  });
});