import { describe, expect, test } from "bun:test";
import { createInitialAppState } from "@editor/initial-state";
import { selectionAddLayerCommand, selectionClearCommand, selectionSetCommand } from "./selection";

describe("selection commands", () => {
  test("sets selection", () => {
    const next = selectionSetCommand.execute({ state: createInitialAppState("Test") }, { artboardId: "a1", layerIds: ["l1"] });
    expect(next.editor.selection).toEqual({ artboardId: "a1", layerIds: ["l1"] });
  });

  test("adds unique layer selection", () => {
    const selected = selectionSetCommand.execute({ state: createInitialAppState("Test") }, { layerIds: ["l1"] });
    const next = selectionAddLayerCommand.execute({ state: selected }, { layerId: "l2" });
    const same = selectionAddLayerCommand.execute({ state: next }, { layerId: "l2" });

    expect(next.editor.selection.layerIds).toEqual(["l1", "l2"]);
    expect(same).toBe(next);
  });

  test("clears selection", () => {
    const selected = selectionSetCommand.execute({ state: createInitialAppState("Test") }, { artboardId: "a1", layerIds: ["l1"] });
    const next = selectionClearCommand.execute({ state: selected }, undefined);
    expect(next.editor.selection).toEqual({ layerIds: [] });
  });
});