feat(assets): fünf Waffen aus dem Pack als GLB mit WebP und meshopt

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

tests/showroom.test.js

@@ -0,0 +1,46 @@
+import { fileURLToPath } from "node:url";
+import { beforeAll, describe, expect, it } from "vitest";
+import { NodeIO } from "@gltf-transform/core";
+import { ALL_EXTENSIONS } from "@gltf-transform/extensions";
+import { getBounds } from "@gltf-transform/functions";
+import { MeshoptDecoder } from "meshoptimizer";
+import { TEXTURE_SIZE, WEAPON_SOURCES } from "../tools/assets/weapons.mjs";
+
+describe.each(WEAPON_SOURCES.map((source) => [source.id, source]))("%s.glb", (id, source) => {
+    const file = fileURLToPath(new URL(`../public/models/weapons/${id}.glb`, import.meta.url));
+    let document;
+    beforeAll(async () => {
+        await MeshoptDecoder.ready;
+        const io = new NodeIO()
+            .registerExtensions(ALL_EXTENSIONS)
+            .registerDependencies({ "meshopt.decoder": MeshoptDecoder });
+        document = await io.read(file);
+    }, 30000);
+
+    it("hat ein Mesh mit einem Primitive und einem Material", () => {
+        const root = document.getRoot();
+        expect(root.listMeshes()).toHaveLength(1);
+        expect(root.listMeshes()[0].listPrimitives()).toHaveLength(1);
+        expect(root.listMaterials()).toHaveLength(1);
+    });
+
+    // Bruch: Aufbereitung übersprungen — rohe Geometrie und PNG-Texturen bis 4096 px im Spiel.
+    it("nutzt meshopt und WebP", () => {
+        const used = document.getRoot().listExtensionsUsed().map((extension) => extension.extensionName);
+        expect(used).toEqual(expect.arrayContaining(["EXT_meshopt_compression", "EXT_texture_webp"]));
+    });
+
+    it("hat drei Texturen bis 1024 px", () => {
+        const textures = document.getRoot().listTextures();
+        expect(textures).toHaveLength(3);
+        for (const texture of textures) expect(Math.max(...texture.getSize())).toBeLessThanOrEqual(TEXTURE_SIZE);
+    });
+
+    // Bruch: falsche Einheit — die Waffe wäre hundertmal zu groß oder zu klein in der Hand.
+    it("ist so lang wie eine echte Waffe", () => {
+        const { min, max } = getBounds(document.getRoot().listScenes()[0]);
+        const length = Math.max(...max.map((value, axis) => value - min[axis]));
+        expect(length).toBeGreaterThanOrEqual(source.length[0]);
+        expect(length).toBeLessThanOrEqual(source.length[1]);
+    });
+});