plainleaf/client/lib/auth_redirect.test.ts

import { expect, test } from "vitest";
import { authenticationRedirectTarget } from "./auth_redirect.ts";

test("uses the server-provided authentication location", () => {
  expect(
    authenticationRedirectTarget(
      { status: 401, type: "basic" },
      "/.auth?from=%2Fnotes",
      "https://notes.example.com/",
    ),
  ).toBe("https://notes.example.com/.auth?from=%2Fnotes");
});

test("falls back to the current space login when Safari hides Location", () => {
  expect(
    authenticationRedirectTarget(
      { status: 401, type: "basic" },
      null,
      "https://notes.example.com/work/",
    ),
  ).toBe("https://notes.example.com/work/.auth");
  expect(
    authenticationRedirectTarget(
      { status: 0, type: "opaqueredirect" },
      null,
      "https://notes.example.com/",
    ),
  ).toBe("https://notes.example.com/.auth");
});

test("does not redirect ordinary responses", () => {
  expect(
    authenticationRedirectTarget(
      { status: 200, type: "basic" },
      null,
      "https://notes.example.com/",
    ),
  ).toBeNull();
});