133 lines
4.2 KiB
TypeScript
133 lines
4.2 KiB
TypeScript
import { describe, expect, it } from "@jest/globals";
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import * as THREE from "three";
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import {
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filterHighlightHelperNames,
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isHighlightHelperObjectName,
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setMeshHighlight,
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} from "@/lib/3d/engine-highlight-resources";
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describe("engine-highlight-resources", () => {
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it("应识别高亮辅助节点名", () => {
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expect(isHighlightHelperObjectName("__highlight_fill__")).toBe(true);
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expect(isHighlightHelperObjectName("__highlight_edges__")).toBe(true);
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expect(isHighlightHelperObjectName("cad_panel_001")).toBe(false);
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});
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it("应在层级名中剔除高亮辅助节点", () => {
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const hierarchyNames = [
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"__highlight_fill__",
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"cad_panel_left",
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"__highlight_edges__",
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"root_group",
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];
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expect(filterHighlightHelperNames(hierarchyNames)).toEqual([
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"cad_panel_left",
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"root_group",
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]);
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});
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it("应仅创建结构线高亮，不创建面填充", () => {
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const mesh = new THREE.Mesh(
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new THREE.BoxGeometry(100, 50, 18),
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new THREE.MeshStandardMaterial({ color: 0x808080 }),
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);
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mesh.name = "cad_panel_left";
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setMeshHighlight(mesh, true);
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const fillMesh = mesh.children.find(
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(child) => child.name === "__highlight_fill__",
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) as THREE.Mesh | undefined;
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const edgeLines = mesh.children.find(
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(child) => child.name === "__highlight_edges__",
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) as THREE.LineSegments | undefined;
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expect(fillMesh).toBeUndefined();
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expect(edgeLines).toBeDefined();
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const edgeMaterial = edgeLines?.material as THREE.LineBasicMaterial;
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expect(edgeMaterial.color.getHex()).toBe(0x008d74);
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expect(edgeMaterial.opacity).toBeCloseTo(1, 2);
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expect(edgeMaterial.depthTest).toBe(true);
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expect(edgeMaterial.depthWrite).toBe(false);
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expect(edgeLines?.renderOrder).toBe(3001);
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setMeshHighlight(mesh, false);
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expect(
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mesh.children.find((child) => child.name === "__highlight_fill__"),
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).toBeUndefined();
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expect(
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mesh.children.find((child) => child.name === "__highlight_edges__"),
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).toBeUndefined();
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});
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it("若存在旧版 fill helper，应在高亮时被清理", () => {
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const mesh = new THREE.Mesh(
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new THREE.BoxGeometry(40, 40, 4),
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new THREE.MeshStandardMaterial({ color: 0x666666 }),
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);
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mesh.name = "cad_panel_cleanup";
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const legacyFill = new THREE.Mesh(
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mesh.geometry,
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new THREE.MeshBasicMaterial({ color: 0x0a84ff, transparent: true }),
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);
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legacyFill.name = "__highlight_fill__";
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mesh.add(legacyFill);
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setMeshHighlight(mesh, true);
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expect(
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mesh.children.find((child) => child.name === "__highlight_fill__"),
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).toBeUndefined();
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expect(
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mesh.children.find((child) => child.name === "__highlight_edges__"),
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).toBeDefined();
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});
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it("高亮结构线应贴合原始几何，不应因缩放产生偏移", () => {
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const geometry = new THREE.BoxGeometry(100, 50, 18);
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geometry.translate(1000, 0, 0);
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const mesh = new THREE.Mesh(
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geometry,
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new THREE.MeshStandardMaterial({ color: 0x808080 }),
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);
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mesh.name = "cad_panel_offset_check";
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setMeshHighlight(mesh, true);
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const edgeLines = mesh.children.find(
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(child) => child.name === "__highlight_edges__",
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) as THREE.LineSegments | undefined;
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expect(edgeLines).toBeDefined();
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expect(edgeLines?.scale.x).toBeCloseTo(1, 6);
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expect(edgeLines?.scale.y).toBeCloseTo(1, 6);
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expect(edgeLines?.scale.z).toBeCloseTo(1, 6);
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geometry.computeBoundingBox();
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const sourceCenter = geometry.boundingBox?.getCenter(new THREE.Vector3());
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const edgeCenter = new THREE.Box3()
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.setFromObject(edgeLines as THREE.Object3D)
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.getCenter(new THREE.Vector3());
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expect(sourceCenter).toBeDefined();
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expect(edgeCenter.x).toBeCloseTo(sourceCenter!.x, 6);
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expect(edgeCenter.y).toBeCloseTo(sourceCenter!.y, 6);
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expect(edgeCenter.z).toBeCloseTo(sourceCenter!.z, 6);
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});
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it("不应给高亮辅助节点重复叠加高亮", () => {
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const helperMesh = new THREE.Mesh(
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new THREE.BoxGeometry(20, 20, 2),
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new THREE.MeshBasicMaterial(),
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);
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helperMesh.name = "__highlight_fill__";
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setMeshHighlight(helperMesh, true);
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expect(helperMesh.children).toHaveLength(0);
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});
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});
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