import { describe, expect, it } from "vitest";import type { DesktopUpdateActionResult, DesktopUpdateState } from "@t3tools/contracts"; import {  getDesktopUpdateActionError,  getDesktopUpdateButtonTooltip,  isDesktopUpdateButtonDisabled,  resolveDesktopUpdateButtonAction,  shouldHighlightDesktopUpdateError,  shouldShowDesktopUpdateButton,  shouldToastDesktopUpdateActionResult,} from "./desktopUpdate.logic"; const baseState: DesktopUpdateState = {  enabled: true,  status: "idle",  currentVersion: "1.0.0",  availableVersion: null,  downloadedVersion: null,  downloadPercent: null,  checkedAt: null,  message: null,  errorContext: null,  canRetry: false,}; describe("desktop update button state", () => {  it("shows a download action when an update is available", () => {    const state: DesktopUpdateState = { ...baseState, status: "available", availableVersion: "1.1.0" };    expect(shouldShowDesktopUpdateButton(state)).toBe(true);    expect(resolveDesktopUpdateButtonAction(state)).toBe("download");  });   it("keeps retry action available after a download error", () => {    const state: DesktopUpdateState = {      ...baseState,      status: "error",      availableVersion: "1.1.0",      message: "network timeout",      errorContext: "download",      canRetry: true,    };    expect(shouldShowDesktopUpdateButton(state)).toBe(true);    expect(resolveDesktopUpdateButtonAction(state)).toBe("download");    expect(getDesktopUpdateButtonTooltip(state)).toContain("Click to retry");  });   it("keeps install action available after an install error", () => {    const state: DesktopUpdateState = {      ...baseState,      status: "error",      downloadedVersion: "1.1.0",      availableVersion: "1.1.0",      message: "shutdown timeout",      errorContext: "install",      canRetry: true,    };    expect(shouldShowDesktopUpdateButton(state)).toBe(true);    expect(resolveDesktopUpdateButtonAction(state)).toBe("install");    expect(getDesktopUpdateButtonTooltip(state)).toContain("Click to retry");  });   it("hides the button for non-actionable check errors", () => {    const state: DesktopUpdateState = {      ...baseState,      status: "error",      message: "network unavailable",      errorContext: "check",      canRetry: true,    };    expect(shouldShowDesktopUpdateButton(state)).toBe(false);    expect(resolveDesktopUpdateButtonAction(state)).toBe("none");  });   it("disables the button while downloading", () => {    const state: DesktopUpdateState = {      ...baseState,      status: "downloading",      availableVersion: "1.1.0",      downloadPercent: 42.5,    };    expect(shouldShowDesktopUpdateButton(state)).toBe(true);    expect(isDesktopUpdateButtonDisabled(state)).toBe(true);    expect(getDesktopUpdateButtonTooltip(state)).toContain("42%");  });}); describe("getDesktopUpdateActionError", () => {  it("returns user-visible message for accepted failed attempts", () => {    const result: DesktopUpdateActionResult = {      accepted: true,      completed: false,      state: {        ...baseState,        status: "available",        availableVersion: "1.1.0",        message: "checksum mismatch",        errorContext: "download",        canRetry: true,      },    };    expect(getDesktopUpdateActionError(result)).toBe("checksum mismatch");  });   it("ignores messages for non-accepted attempts", () => {    const result: DesktopUpdateActionResult = {      accepted: false,      completed: false,      state: {        ...baseState,        status: "error",        message: "background failure",        errorContext: "check",        canRetry: false,      },    };    expect(getDesktopUpdateActionError(result)).toBeNull();  });   it("ignores messages for successful attempts", () => {    const result: DesktopUpdateActionResult = {      accepted: true,      completed: true,      state: {        ...baseState,        status: "downloaded",        downloadedVersion: "1.1.0",        availableVersion: "1.1.0",        message: null,        errorContext: null,        canRetry: true,      },    };    expect(getDesktopUpdateActionError(result)).toBeNull();  });}); describe("desktop update UI helpers", () => {  it("toasts only for accepted incomplete actions", () => {    expect(      shouldToastDesktopUpdateActionResult({        accepted: true,        completed: false,        state: baseState,      }),    ).toBe(true);    expect(      shouldToastDesktopUpdateActionResult({        accepted: true,        completed: true,        state: baseState,      }),    ).toBe(false);  });   it("highlights only actionable updater errors", () => {    expect(      shouldHighlightDesktopUpdateError({        ...baseState,        status: "error",        errorContext: "download",        canRetry: true,      }),    ).toBe(true);    expect(      shouldHighlightDesktopUpdateError({        ...baseState,        status: "error",        errorContext: "check",        canRetry: true,      }),    ).toBe(false);  });});