import {  DEFAULT_SERVER_SETTINGS,  ProviderDriverKind,  ProviderInstanceId,} from "@t3tools/contracts";import { DEFAULT_CLIENT_SETTINGS } from "@t3tools/contracts/settings";import { describe, expect, it } from "vite-plus/test"; import { selectProjectGroupingSettings } from "../logicalProject";import {  areSettingsSelectionsEqual,  createSettingsSelectorSnapshotReader,  mergeEnvironmentSettings,} from "./useSettings"; describe("mergeEnvironmentSettings", () => {  it("combines the selected environment's server settings with client preferences", () => {    const serverSettings = {      ...DEFAULT_SERVER_SETTINGS,      providerInstances: {        [ProviderInstanceId.make("codex_remote")]: {          driver: ProviderDriverKind.make("codex"),          enabled: true,        },      },    };    const clientSettings = {      ...DEFAULT_CLIENT_SETTINGS,      favorites: [        {          provider: ProviderInstanceId.make("codex_remote"),          model: "gpt-5.4",        },      ],    };     const settings = mergeEnvironmentSettings(serverSettings, clientSettings);     expect(settings.providerInstances).toBe(serverSettings.providerInstances);    expect(settings.favorites).toBe(clientSettings.favorites);  });}); describe("createSettingsSelectorSnapshotReader", () => {  it("reuses the selected reference when unrelated settings change", () => {    let settings = DEFAULT_CLIENT_SETTINGS;    const readProjectGroupingSettings = createSettingsSelectorSnapshotReader(      () => settings,      selectProjectGroupingSettings,    );     const initialSelection = readProjectGroupingSettings();    settings = {      ...settings,      favorites: [        {          provider: ProviderInstanceId.make("codex_remote"),          model: "gpt-5.4",        },      ],    };    const unrelatedUpdateSelection = readProjectGroupingSettings();     expect(unrelatedUpdateSelection).toBe(initialSelection);     settings = {      ...settings,      sidebarProjectGroupingMode: "repository_path",    };    const relatedUpdateSelection = readProjectGroupingSettings();     expect(relatedUpdateSelection).not.toBe(initialSelection);    expect(relatedUpdateSelection.sidebarProjectGroupingMode).toBe("repository_path");  });}); describe("areSettingsSelectionsEqual", () => {  it("compares selected objects shallowly", () => {    expect(areSettingsSelectionsEqual({ a: 1, b: "same" }, { a: 1, b: "same" })).toBe(true);    expect(areSettingsSelectionsEqual({ a: 1 }, { a: 2 })).toBe(false);  });});