import { describe, expect, it } from "@effect/vitest"; import { openOAuthPopup, reserveOAuthPopup } from "./oauth-popup"; type OAuthPopupTestWindow = {  readonly screenX: number;  readonly screenY: number;  readonly outerWidth: number;  readonly outerHeight: number;  readonly location: { readonly origin: string };  readonly addEventListener: () => void;  readonly removeEventListener: () => void;  readonly open: (    url: string,    name: string,    features: string,  ) => { closed: boolean; close: () => void; opener?: unknown; location: { href: string } };}; type FakePopup = {  closed: boolean;  close: () => void;  opener?: unknown;  location: { href: string };}; describe("openOAuthPopup", () => {  it("does not open unsupported OAuth endpoint URLs", async () => {    let openFailed = false;    const teardown = openOAuthPopup({      url: "javascript:alert(1)",      popupName: "oauth",      channelName: "oauth-channel",      onResult: () => {},      onOpenFailed: () => {        openFailed = true;      },    });     teardown();    await new Promise<void>((resolve) => queueMicrotask(() => resolve()));    expect(openFailed).toBe(true);  });   it("opens supported OAuth URLs through a reserved popup with opener available", () => {    let features = "";    let opened = "";    const popup: FakePopup = { closed: false, close: () => {}, location: { href: "" } };    const previousWindow = globalThis.window;    const fakeWindow: OAuthPopupTestWindow = {      screenX: 0,      screenY: 0,      outerWidth: 1200,      outerHeight: 900,      location: { origin: "https://app.example" },      addEventListener: () => {},      removeEventListener: () => {},      open: (url: string, _name: string, requestedFeatures: string) => {        opened = url;        features = requestedFeatures;        return popup;      },    };    Object.defineProperty(globalThis, "window", {      configurable: true,      value: fakeWindow,      writable: true,    });     const teardown = openOAuthPopup({      url: "https://auth.example/authorize",      popupName: "oauth",      channelName: "oauth-channel",      onResult: () => {},    });     teardown();    Object.defineProperty(globalThis, "window", {      configurable: true,      value: previousWindow,      writable: true,    });    expect(opened).toBe("about:blank");    expect(popup.opener).toBeUndefined();    expect(popup.location.href).toBe("https://auth.example/authorize");    expect(features).toContain("popup=1");    expect(features).not.toContain("noopener");    expect(features).not.toContain("noreferrer");  });   it("can reserve the popup before an async authorization start", () => {    let opened = "";    const popup: FakePopup = { closed: false, close: () => {}, location: { href: "" } };    const previousWindow = globalThis.window;    const fakeWindow: OAuthPopupTestWindow = {      screenX: 0,      screenY: 0,      outerWidth: 1200,      outerHeight: 900,      location: { origin: "https://app.example" },      addEventListener: () => {},      removeEventListener: () => {},      open: (url: string) => {        opened = url;        return popup;      },    };    Object.defineProperty(globalThis, "window", {      configurable: true,      value: fakeWindow,      writable: true,    });     const reservedPopup = reserveOAuthPopup({ popupName: "oauth" });    const teardown = openOAuthPopup({      url: "https://auth.example/authorize",      popupName: "oauth",      channelName: "oauth-channel",      reservedPopup: reservedPopup ?? undefined,      onResult: () => {},    });     teardown();    Object.defineProperty(globalThis, "window", {      configurable: true,      value: previousWindow,      writable: true,    });    expect(opened).toBe("about:blank");    expect(reservedPopup).not.toBeNull();    expect(popup.opener).toBeUndefined();    expect(popup.location.href).toBe("https://auth.example/authorize");  });   it("opens HTTP authorization URLs returned by local flows", () => {    let opened = "";    const popup: FakePopup = { closed: false, close: () => {}, location: { href: "" } };    const previousWindow = globalThis.window;    const fakeWindow: OAuthPopupTestWindow = {      screenX: 0,      screenY: 0,      outerWidth: 1200,      outerHeight: 900,      location: { origin: "http://127.0.0.1:4000" },      addEventListener: () => {},      removeEventListener: () => {},      open: (url: string) => {        opened = url;        return popup;      },    };    Object.defineProperty(globalThis, "window", {      configurable: true,      value: fakeWindow,      writable: true,    });     const teardown = openOAuthPopup({      url: "http://example.com/authorize",      popupName: "oauth",      channelName: "oauth-channel",      onResult: () => {},    });     teardown();    Object.defineProperty(globalThis, "window", {      configurable: true,      value: previousWindow,      writable: true,    });    expect(opened).toBe("about:blank");    expect(popup.location.href).toBe("http://example.com/authorize");  });   it("can disable popup.closed polling for providers with strict opener policies", () => {    let closedCalled = false;    let intervalStarted = false;    const popup: FakePopup = { closed: true, close: () => {}, location: { href: "" } };    const previousWindow = globalThis.window;    const previousSetInterval = globalThis.setInterval;    const fakeWindow: OAuthPopupTestWindow = {      screenX: 0,      screenY: 0,      outerWidth: 1200,      outerHeight: 900,      location: { origin: "https://app.example" },      addEventListener: () => {},      removeEventListener: () => {},      open: () => popup,    };    Object.defineProperty(globalThis, "window", {      configurable: true,      value: fakeWindow,      writable: true,    });    Object.defineProperty(globalThis, "setInterval", {      configurable: true,      value: () => {        intervalStarted = true;        return 1;      },      writable: true,    });     const teardown = openOAuthPopup({      url: "https://auth.example/authorize",      popupName: "oauth",      channelName: "oauth-channel",      closedPollMs: null,      onResult: () => {},      onClosed: () => {        closedCalled = true;      },    });     teardown();    Object.defineProperty(globalThis, "window", {      configurable: true,      value: previousWindow,      writable: true,    });    Object.defineProperty(globalThis, "setInterval", {      configurable: true,      value: previousSetInterval,      writable: true,    });    expect(intervalStarted).toBe(false);    expect(closedCalled).toBe(false);  });});