import { describe, expect, it } from "vite-plus/test";import { threadDragAction, threadOrderAfterMove } from "./threadOrder";import { threadDragGapOffset } from "./threadDragGap"; describe("live thread insertion gap", () => {  // Header, pinned row, Active header, two active rows. Geometry stays fixed for hit testing.  const offsets = [0, 48, 120, 168, 240];  const shifts = (source: number, insertion: number) =>    offsets.map((offset) => threadDragGapOffset(offset, source, 72, insertion));   it("moves the Active header and intervening rows up when unpinning", () => {    expect(shifts(48, 312)).toEqual([0, 0, -72, -72, -72]);  });  it("opens a full gap below the Pinned header when pinning", () => {    expect(shifts(240, 48)).toEqual([0, 72, 72, 72, 0]);  });  it("leaves the source gap in place for cancellation or its current destination", () => {    expect(shifts(168, 168)).toEqual([0, 0, 0, 0, 0]);    expect(shifts(168, 240)).toEqual([0, 0, 0, 0, 0]);  });  it("moves only crossed rows for an adjacent reorder", () => {    expect(shifts(168, 312)).toEqual([0, 0, 0, 0, -72]);    expect(shifts(240, 168)).toEqual([0, 0, 0, 72, 0]);  });}); describe("drag action labels", () => {  it("names the action for each destination instead of its section", () => {    expect(threadDragAction("active", "pinned")).toBe("Pin");    expect(threadDragAction("pinned", "active")).toBe("Unpin");    expect(threadDragAction("settled", "active")).toBe("Unsettle");    expect(threadDragAction("snoozed", "active")).toBe("Unsnooze");    expect(threadDragAction("active", "settled")).toBe("Settle");    expect(threadDragAction("pinned", "settled")).toBe("Settle");    expect(threadDragAction("active", "active")).toBe("Reorder");  });  it("does not offer a parked-section reorder or snooze without a wake time", () => {    expect(threadDragAction("settled", "settled")).toBeNull();    expect(threadDragAction("active", "snoozed")).toBeNull();    expect(      threadOrderAfterMove(["a", "b"], "a", {        section: "settled",        targetId: null,        placement: "before",      }),    ).toBeNull();  });});