import { Box3Ext } from "../../src/Geometry/Box"; import { Vector3 } from "three"; test('盒子相减', () => { let b = new Box3Ext(new Vector3(), new Vector3(100, 100, 100)); let b2 = new Box3Ext(new Vector3(200, 0, 0), new Vector3(205, 10, 300)); let bs = b.substract(b2, 0); expect(bs.length).toBe(1); });