import type { BrowserLinkTarget } from "@t3tools/contracts";import { describe, expect, it, vi } from "vite-plus/test"; import { ensureClientSettingsHydrated } from "~/hooks/useSettings"; import { resolveBrowserLinkTargetPreference, resolveLinkTarget } from "./browserLinkTarget"; const settings = vi.hoisted(() => ({ browserLinkTarget: "system" as BrowserLinkTarget })); vi.mock("~/hooks/useSettings", () => ({  ensureClientSettingsHydrated: vi.fn(async () => undefined),  getClientSettings: () => settings,})); const click = { metaKey: false, ctrlKey: false }; describe("resolveLinkTarget", () => {  it("keeps the system browser unless the user asked for in-app", () => {    expect(      resolveLinkTarget({        url: "https://example.com/",        event: click,        preference: "system",        canOpenInApp: true,      }),    ).toBe("system");  });   it("opens in-app when asked and the runtime can", () => {    expect(      resolveLinkTarget({        url: "https://example.com/",        event: click,        preference: "app",        canOpenInApp: true,      }),    ).toBe("app");  });   it("falls back to the system browser where there is no in-app browser", () => {    // The hosted web app and mobile have nowhere to open a tab, so the    // preference cannot be honoured there and the link still has to open.    expect(      resolveLinkTarget({        url: "https://example.com/",        event: click,        preference: "app",        canOpenInApp: false,      }),    ).toBe("system");  });   it("treats a modifier click as the way out of the in-app default", () => {    expect(      resolveLinkTarget({        url: "https://example.com/",        event: { metaKey: true, ctrlKey: false },        preference: "app",        canOpenInApp: true,      }),    ).toBe("system");    expect(      resolveLinkTarget({        url: "https://example.com/",        event: { metaKey: false, ctrlKey: true },        preference: "app",        canOpenInApp: true,      }),    ).toBe("system");  });   it("leaves non-web schemes to the shell", () => {    for (const url of ["mailto:someone@example.com", "vscode://file/x", "not a url"]) {      expect(resolveLinkTarget({ url, event: click, preference: "app", canOpenInApp: true })).toBe(        "system",      );    }  });}); describe("resolveBrowserLinkTargetPreference", () => {  it.each(["system", "app"] as const)(    "rejects failed reads instead of using the current %s preference",    async (preference) => {      settings.browserLinkTarget = preference;      const failure = new Error("Settings read failed");      vi.mocked(ensureClientSettingsHydrated).mockRejectedValueOnce(failure);       await expect(resolveBrowserLinkTargetPreference()).rejects.toBe(failure);      await expect(resolveBrowserLinkTargetPreference()).resolves.toBe(preference);    },  );});