import { describe, expect, it } from "vitest"; import {  doesVersionMatchDesktopUpdateChannel,  isNightlyDesktopVersion,  resolveDefaultDesktopUpdateChannel,} from "./updateChannels.ts"; describe("isNightlyDesktopVersion", () => {  it("detects packaged nightly versions", () => {    expect(isNightlyDesktopVersion("0.0.17-nightly.20260415.1")).toBe(true);  });   it("does not flag stable versions as nightly", () => {    expect(isNightlyDesktopVersion("0.0.17")).toBe(false);  });}); describe("resolveDefaultDesktopUpdateChannel", () => {  it("defaults stable builds to latest", () => {    expect(resolveDefaultDesktopUpdateChannel("0.0.17")).toBe("latest");  });   it("defaults nightly builds to nightly", () => {    expect(resolveDefaultDesktopUpdateChannel("0.0.17-nightly.20260415.1")).toBe("nightly");  });}); describe("doesVersionMatchDesktopUpdateChannel", () => {  it("accepts nightly releases on the nightly channel", () => {    expect(doesVersionMatchDesktopUpdateChannel("0.0.17-nightly.20260416.1", "nightly")).toBe(true);  });   it("rejects stable releases on the nightly channel", () => {    expect(doesVersionMatchDesktopUpdateChannel("0.0.17", "nightly")).toBe(false);  });   it("rejects nightly releases on the stable channel", () => {    expect(doesVersionMatchDesktopUpdateChannel("0.0.17-nightly.20260416.1", "latest")).toBe(false);  });});