import type { AdvertisedEndpoint, DesktopWslState } from "@t3tools/contracts";import { describe, expect, it, vi } from "vite-plus/test";import {  applyWslEnableSelection,  isQrShareableEndpoint,  isWslSettingsRowVisible,  selectQrEndpointOption,} from "./ConnectionsSettings.logic"; const baseWslState: DesktopWslState = {  enabled: false,  distro: null,  available: true,  wslOnly: true,  distros: [],  preflightError: null,}; describe("isWslSettingsRowVisible", () => {  it("shows the retry row when the WSL state failed to load", () => {    expect(isWslSettingsRowVisible({ state: null, error: "load failed" })).toBe(true);  });   it("hides an unavailable and unused WSL snapshot", () => {    expect(      isWslSettingsRowVisible({        state: { ...baseWslState, available: false, wslOnly: false },        error: null,      }),    ).toBe(false);  });   it("shows an available WSL snapshot", () => {    expect(isWslSettingsRowVisible({ state: baseWslState, error: null })).toBe(true);  });}); describe("applyWslEnableSelection", () => {  it("clears WSL-only and updates the distro before enabling both backends", async () => {    const calls: Array<string> = [];    let persistedWslOnly = true;    let persistedDistro: string | null = "Ubuntu";    const setWslDistro = vi.fn(async (distro: string | null) => {      calls.push(`setWslDistro:${distro ?? "default"}`);      persistedDistro = distro;      return { ...baseWslState, distro, wslOnly: persistedWslOnly };    });    const setWslBackendEnabled = vi.fn(async (enabled: boolean) => {      calls.push(`setWslBackendEnabled:${enabled}`);      return {        ...baseWslState,        enabled,        distro: persistedDistro,        wslOnly: persistedWslOnly,      };    });    const setWslOnly = vi.fn(async (enabled: boolean) => {      calls.push(`setWslOnly:${enabled}`);      persistedWslOnly = enabled;      return { ...baseWslState, distro: persistedDistro, wslOnly: enabled };    });     const state = await applyWslEnableSelection({      bridge: { setWslDistro, setWslBackendEnabled, setWslOnly },      mode: "both",      nextDistro: "Debian",      persistedDistro: "Ubuntu",    });     expect(calls).toEqual(["setWslOnly:false", "setWslDistro:Debian", "setWslBackendEnabled:true"]);    expect(state).toMatchObject({ enabled: true, distro: "Debian", wslOnly: false });  });   it("stages WSL-only before enabling without rewriting an unchanged distro", async () => {    const calls: Array<string> = [];    let persistedWslOnly = false;    const setWslDistro = vi.fn(async () => baseWslState);    const setWslOnly = vi.fn(async (enabled: boolean) => {      calls.push(`setWslOnly:${enabled}`);      persistedWslOnly = enabled;      return { ...baseWslState, wslOnly: enabled };    });    const setWslBackendEnabled = vi.fn(async (enabled: boolean) => {      calls.push(`setWslBackendEnabled:${enabled}`);      return { ...baseWslState, enabled, wslOnly: persistedWslOnly };    });     const state = await applyWslEnableSelection({      bridge: { setWslDistro, setWslBackendEnabled, setWslOnly },      mode: "wsl-only",      nextDistro: null,      persistedDistro: null,    });     expect(calls).toEqual(["setWslOnly:true", "setWslBackendEnabled:true"]);    expect(setWslDistro).not.toHaveBeenCalled();    expect(state).toMatchObject({ enabled: true, wslOnly: true });  });}); function makeEndpoint(overrides: Partial<AdvertisedEndpoint>): AdvertisedEndpoint {  return {    id: "desktop-lan:http://192.168.1.42:4780",    label: "Local network",    provider: { id: "desktop-core", label: "Desktop", kind: "core", isAddon: false },    httpBaseUrl: "http://192.168.1.42:4780",    wsBaseUrl: "ws://192.168.1.42:4780",    reachability: "lan",    compatibility: { hostedHttpsApp: "unknown", desktopApp: "compatible" },    source: "desktop-core",    status: "available",    ...overrides,  };} describe("isQrShareableEndpoint", () => {  it("excludes loopback endpoints so a scanned phone never dials itself", () => {    expect(      isQrShareableEndpoint(        makeEndpoint({          id: "desktop-loopback:4780",          reachability: "loopback",          httpBaseUrl: "http://127.0.0.1:4780",        }),      ),    ).toBe(false);  });   it("excludes unavailable endpoints and keeps reachable ones", () => {    expect(isQrShareableEndpoint(makeEndpoint({ status: "unavailable" }))).toBe(false);    expect(isQrShareableEndpoint(makeEndpoint({}))).toBe(true);    expect(      isQrShareableEndpoint(makeEndpoint({ reachability: "private-network", status: "unknown" })),    ).toBe(true);  });}); describe("selectQrEndpointOption", () => {  const options = [    {      id: "desktop-loopback:4780",      preferenceKey: "desktop-core:loopback:http",      qrShareable: false,    },    {      id: "tailscale-ip:http://100.84.12.7:4780",      preferenceKey: "tailscale:ip:http",      qrShareable: true,    },    {      id: "tailscale-ip:http://100.84.12.8:4780",      preferenceKey: "tailscale:ip:http",      qrShareable: true,    },    {      id: "desktop-lan:http://192.168.1.42:4780",      preferenceKey: "desktop-core:lan:http",      qrShareable: true,    },  ];   it("resolves an explicit selection by unique endpoint id, not the shared preference key", () => {    expect(selectQrEndpointOption(options, "tailscale-ip:http://100.84.12.8:4780", null)?.id).toBe(      "tailscale-ip:http://100.84.12.8:4780",    );  });   it("falls back to the saved default preference key when nothing is selected", () => {    expect(selectQrEndpointOption(options, null, "desktop-core:lan:http")?.id).toBe(      "desktop-lan:http://192.168.1.42:4780",    );  });   it("skips non-QR-shareable options in the fallback so the panel never opens on loopback", () => {    expect(selectQrEndpointOption(options, "tailscale-ip:gone", "nope")?.id).toBe(      "tailscale-ip:http://100.84.12.7:4780",    );  });   it("returns the first option when nothing is QR-shareable, and null when empty", () => {    const loopbackOnly = options.slice(0, 1);    expect(selectQrEndpointOption(loopbackOnly, null, null)?.id).toBe("desktop-loopback:4780");    expect(selectQrEndpointOption([], "anything", "anything")).toBeNull();  });});