From 70cf2d88cf71e3c7e881edf0aa1506e56c51369e Mon Sep 17 00:00:00 2001
From: "gpt-engineer-app[bot]"
 <159125892+gpt-engineer-app[bot]@users.noreply.github.com>
Date: Tue, 12 May 2026 12:07:24 +0000
Subject: [PATCH] Changes

Co-authored-by: Reifonas <211114984+Reifonas@users.noreply.github.com>
---
 src/devkit/SmokeTest.tsx | 44 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/src/devkit/SmokeTest.tsx b/src/devkit/SmokeTest.tsx
index 016cb2e..69dd4e3 100644
--- a/src/devkit/SmokeTest.tsx
+++ b/src/devkit/SmokeTest.tsx
@@ -106,6 +106,50 @@ function buildSteps(): Step[] {
         return location.protocol;
       },
     },
+    {
+      name: 'reparent preserva world-transform (Object3D.attach)',
+      run: async () => {
+        const scene = new THREE.Scene();
+        const parent = new THREE.Group();
+        parent.position.set(1, 2, 3);
+        parent.rotation.set(0, Math.PI / 4, 0);
+        scene.add(parent);
+        const child = new THREE.Group();
+        child.position.set(0.5, 0, 0);
+        parent.add(child);
+        scene.updateMatrixWorld(true);
+        const beforeWorld = child.matrixWorld.clone();
+        scene.attach(child);
+        scene.updateMatrixWorld(true);
+        const afterWorld = child.matrixWorld.clone();
+        for (let i = 0; i < 16; i++) {
+          if (Math.abs(beforeWorld.elements[i] - afterWorld.elements[i]) > 1e-5) {
+            throw new Error(`world drift no índice ${i}`);
+          }
+        }
+        // re-attach back
+        parent.attach(child);
+        scene.updateMatrixWorld(true);
+        const restored = child.matrixWorld.clone();
+        for (let i = 0; i < 16; i++) {
+          if (Math.abs(beforeWorld.elements[i] - restored.elements[i]) > 1e-5) {
+            throw new Error(`world drift restore ${i}`);
+          }
+        }
+        return 'world preserved';
+      },
+    },
+    {
+      name: 'lock toggle persiste no store',
+      run: async () => {
+        store().setLocked(false);
+        if (store().isLocked) throw new Error('isLocked deveria ser false');
+        store().setLocked(true);
+        if (!store().isLocked) throw new Error('setLocked(true) falhou');
+        store().setLocked(false);
+        return 'ok';
+      },
+    },
   ];
 }