import { afterEach, describe, expect, it, vi } from "vite-plus/test"; import { measureComposerMultilinePrompt } from "./useComposerMultilinePrompt"; function measure(input: { width: number; height: number; resting?: boolean; hidden?: boolean }) {  const editor = { clientWidth: input.hidden ? 0 : input.resting ? 400 : 500 };  const body = { clientWidth: 532, querySelector: () => editor };  vi.stubGlobal("getComputedStyle", (element: unknown) =>    element === body      ? { paddingLeft: "16px", paddingRight: "16px" }      : { lineHeight: input.resting ? "32px" : "22.75px" },  );  vi.stubGlobal("document", {    createRange: () => ({      selectNodeContents() {},      getBoundingClientRect: () => ({ width: input.width, height: input.height }),    }),  });  return measureComposerMultilinePrompt(body as unknown as HTMLElement);} afterEach(() => vi.unstubAllGlobals()); describe("composer prompt line measurement", () => {  it("allows a single line even though the editor has a larger minimum height", () => {    expect(measure({ width: 500, height: 22.75 })).toBe(false);  });   it("keeps soft-wrapped lines expanded", () => {    expect(measure({ width: 500, height: 45.5 })).toBe(true);  });   it("recognizes a long restored draft while the resting row is unwrapped", () => {    expect(measure({ width: 700, height: 32, resting: true })).toBe(true);  });   it("uses the expanded width so inline actions cannot cause a collapse loop", () => {    expect(measure({ width: 450, height: 32, resting: true })).toBe(false);    expect(measure({ width: 500, height: 22.75 })).toBe(false);  });   it("allows collapse again after deleting the second line", () => {    expect(measure({ width: 500, height: 45.5 })).toBe(true);    expect(measure({ width: 500, height: 22.75 })).toBe(false);  });   it("retains the previous measurement when the editor is hidden", () => {    expect(measure({ width: 0, height: 0, hidden: true })).toBeNull();  });});