import { EnvironmentId } from "@t3tools/contracts";import { describe, expect, it } from "vite-plus/test"; import { APP_VERSION } from "./branding";import {  appendVersionMismatchHint,  buildVersionMismatchDismissalKey,  dismissVersionMismatch,  isVersionMismatchDismissed,  resolveServerConfigVersionMismatch,  resolveServerSelfUpdateCapability,  resolveVersionMismatch,  serverUpdateGuidance,} from "./versionSkew"; describe("versionSkew", () => {  it("does not warn when versions match", () => {    expect(resolveVersionMismatch(APP_VERSION)).toBeNull();  });   it("returns a mismatch when the server version differs from the client", () => {    expect(resolveVersionMismatch("9.9.9")).toEqual({      clientVersion: APP_VERSION,      serverVersion: "9.9.9",      hint: "Version mismatch. Try syncing the client and server to the same T3 Code version.",    });  });   it("reads the server version from config descriptors", () => {    expect(      resolveServerConfigVersionMismatch({        environment: {          environmentId: EnvironmentId.make("environment-1"),          label: "Remote",          platform: {            os: "darwin",            arch: "arm64",          },          serverVersion: "9.9.9",          capabilities: {            repositoryIdentity: true,          },        },      }),    ).toMatchObject({      serverVersion: "9.9.9",    });  });   it("keys dismissals by environment, client version, and server version", () => {    const environmentId = EnvironmentId.make("environment-dismissal");    const key = buildVersionMismatchDismissalKey(environmentId, {      clientVersion: APP_VERSION,      serverVersion: "9.9.9",    });     expect(key).toBe(`${environmentId}:${APP_VERSION}:9.9.9`);    expect(isVersionMismatchDismissed(key)).toBe(false);     dismissVersionMismatch(key);     expect(isVersionMismatchDismissed(key)).toBe(true);    expect(      isVersionMismatchDismissed(        buildVersionMismatchDismissalKey(environmentId, {          clientVersion: APP_VERSION,          serverVersion: "9.9.10",        }),      ),    ).toBe(false);  });   it("appends a hint to connection errors when versions differ", () => {    const mismatch = resolveVersionMismatch("9.9.9");     expect(appendVersionMismatchHint("Socket closed.", mismatch)).toBe(      "Socket closed. Hint: Version mismatch. Try syncing the client and server to the same T3 Code version.",    );  });   it("reads desktop-managed update capabilities from config descriptors", () => {    expect(      resolveServerSelfUpdateCapability({        environment: {          environmentId: EnvironmentId.make("environment-desktop"),          label: "Desktop",          platform: { os: "darwin", arch: "arm64" },          serverVersion: "9.9.9",          capabilities: {            repositoryIdentity: true,            serverSelfUpdate: "desktop-managed",          },        },      }),    ).toBe("desktop-managed");    expect(resolveServerSelfUpdateCapability(null)).toBeNull();  });   it("matches version-drift guidance to the advertised update path", () => {    expect(serverUpdateGuidance("respawn", "Remote server")).toBe(      "Update the Remote server so they stay in sync.",    );    expect(serverUpdateGuidance("desktop-managed", "Desktop server")).toBe(      "The Desktop server is run by the T3 Code desktop app on its machine — update the desktop app there to sync them.",    );    expect(serverUpdateGuidance(null, "Local server")).toBe(      "Relaunch the Local server with the copied command to sync them.",    );  });});