import { EnvironmentId, MessageId } from "@t3tools/contracts";import { createRef } from "react";import { renderToStaticMarkup } from "react-dom/server";import { beforeAll, describe, expect, it, vi } from "vitest";import type { LegendListRef } from "@legendapp/list/react"; vi.mock("@legendapp/list/react", async () => {  const React = await import("react");   const LegendList = React.forwardRef(function MockLegendList(    props: {      data: Array<{ id: string }>;      keyExtractor: (item: { id: string }) => string;      renderItem: (args: { item: { id: string } }) => React.ReactNode;      ListHeaderComponent?: React.ReactNode;      ListFooterComponent?: React.ReactNode;    },    _ref: React.ForwardedRef<LegendListRef>,  ) {    return (      <div data-testid="legend-list">        {props.ListHeaderComponent}        {props.data.map((item) => (          <div key={props.keyExtractor(item)}>{props.renderItem({ item })}</div>        ))}        {props.ListFooterComponent}      </div>    );  });   return { LegendList };}); function matchMedia() {  return {    matches: false,    addEventListener: () => {},    removeEventListener: () => {},  };} beforeAll(() => {  const classList = {    add: () => {},    remove: () => {},    toggle: () => {},    contains: () => false,  };   vi.stubGlobal("localStorage", {    getItem: () => null,    setItem: () => {},    removeItem: () => {},    clear: () => {},  });  vi.stubGlobal("window", {    matchMedia,    addEventListener: () => {},    removeEventListener: () => {},    requestAnimationFrame: (callback: FrameRequestCallback) => {      callback(0);      return 0;    },    cancelAnimationFrame: () => {},    desktopBridge: undefined,  });  vi.stubGlobal("document", {    documentElement: {      classList,      offsetHeight: 0,    },  });}); const ACTIVE_THREAD_ENVIRONMENT_ID = EnvironmentId.make("environment-local"); function buildProps() {  return {    isWorking: false,    activeTurnInProgress: false,    activeTurnId: null,    activeTurnStartedAt: null,    listRef: createRef<LegendListRef | null>(),    completionDividerBeforeEntryId: null,    completionSummary: null,    turnDiffSummaryByAssistantMessageId: new Map(),    routeThreadKey: "environment-local:thread-1",    onOpenTurnDiff: () => {},    revertTurnCountByUserMessageId: new Map(),    onRevertUserMessage: () => {},    isRevertingCheckpoint: false,    onImageExpand: () => {},    activeThreadEnvironmentId: ACTIVE_THREAD_ENVIRONMENT_ID,    markdownCwd: undefined,    resolvedTheme: "light" as const,    timestampFormat: "locale" as const,    workspaceRoot: undefined,    onIsAtEndChange: () => {},  };} describe("MessagesTimeline", () => {  it("renders inline terminal labels with the composer chip UI", async () => {    const { MessagesTimeline } = await import("./MessagesTimeline");    const markup = renderToStaticMarkup(      <MessagesTimeline        {...buildProps()}        timelineEntries={[          {            id: "entry-1",            kind: "message",            createdAt: "2026-03-17T19:12:28.000Z",            message: {              id: MessageId.make("message-2"),              role: "user",              text: [                "yoo what's @terminal-1:1-5 mean",                "",                "<terminal_context>",                "- Terminal 1 lines 1-5:",                "  1 | julius@mac effect-http-ws-cli % bun i",                "  2 | bun install v1.3.9 (cf6cdbbb)",                "</terminal_context>",              ].join("\n"),              createdAt: "2026-03-17T19:12:28.000Z",              streaming: false,            },          },        ]}      />,    );     expect(markup).toContain("Terminal 1 lines 1-5");    expect(markup).toContain("lucide-terminal");    expect(markup).toContain("yoo what&#x27;s ");  }, 20_000);   it("renders context compaction entries in the normal work log", async () => {    const { MessagesTimeline } = await import("./MessagesTimeline");    const markup = renderToStaticMarkup(      <MessagesTimeline        {...buildProps()}        timelineEntries={[          {            id: "entry-1",            kind: "work",            createdAt: "2026-03-17T19:12:28.000Z",            entry: {              id: "work-1",              createdAt: "2026-03-17T19:12:28.000Z",              label: "Context compacted",              tone: "info",            },          },        ]}      />,    );     expect(markup).toContain("Context compacted");    expect(markup).toContain("Work log");  });   it("formats changed file paths from the workspace root", async () => {    const { MessagesTimeline } = await import("./MessagesTimeline");    const markup = renderToStaticMarkup(      <MessagesTimeline        {...buildProps()}        timelineEntries={[          {            id: "entry-1",            kind: "work",            createdAt: "2026-03-17T19:12:28.000Z",            entry: {              id: "work-1",              createdAt: "2026-03-17T19:12:28.000Z",              label: "Updated files",              tone: "tool",              changedFiles: ["C:/Users/mike/dev-stuff/t3code/apps/web/src/session-logic.ts"],            },          },        ]}        workspaceRoot="C:/Users/mike/dev-stuff/t3code"      />,    );     expect(markup).toContain("t3code/apps/web/src/session-logic.ts");    expect(markup).not.toContain("C:/Users/mike/dev-stuff/t3code/apps/web/src/session-logic.ts");  });});