test: add vitest-canvas-mock for local canvas support

Fixes UILayer tests failing locally due to the native canvas package
not being compiled. vitest-canvas-mock provides a jsdom-compatible
Canvas 2D API mock without requiring native build tools.

package-lock.json

@@ -100,7 +100,8 @@
         "vite-plugin-html": "^3.2.2",
         "vite-plugin-static-copy": "^3.1.4",
         "vite-tsconfig-paths": "^6.0.3",
-        "vitest": "^4.0.16"
+        "vitest": "^4.0.16",
+        "vitest-canvas-mock": "^1.1.3"
       }
     },
     "node_modules/@acemir/cssom": {
@@ -6361,6 +6362,13 @@
         "url": "https://github.com/sponsors/fb55"
       }
     },
+    "node_modules/cssfontparser": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/cssfontparser/-/cssfontparser-1.2.1.tgz",
+      "integrity": "sha512-6tun4LoZnj7VN6YeegOVb67KBX/7JJsqvj+pv3ZA7F878/eN33AbGa5b/S/wXxS/tcp8nc40xRUrsPlxIyNUPg==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/cssstyle": {
       "version": "5.3.5",
       "resolved": "https://registry.npmjs.org/cssstyle/-/cssstyle-5.3.5.tgz",
@@ -9708,6 +9716,16 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/moo-color": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/moo-color/-/moo-color-1.0.3.tgz",
+      "integrity": "sha512-i/+ZKXMDf6aqYtBhuOcej71YSlbjT3wCO/4H1j8rPvxDJEifdwgg5MaFyu6iYAT8GBZJg2z0dkgK4YMzvURALQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "color-name": "^1.1.4"
+      }
+    },
     "node_modules/mrmime": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/mrmime/-/mrmime-2.0.1.tgz",
@@ -12891,6 +12909,20 @@
         }
       }
     },
+    "node_modules/vitest-canvas-mock": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/vitest-canvas-mock/-/vitest-canvas-mock-1.1.3.tgz",
+      "integrity": "sha512-zlKJR776Qgd+bcACPh0Pq5MG3xWq+CdkACKY/wX4Jyija0BSz8LH3aCCgwFKYFwtm565+050YFEGG9Ki0gE/Hw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "cssfontparser": "^1.2.1",
+        "moo-color": "^1.0.3"
+      },
+      "peerDependencies": {
+        "vitest": "^3.0.0 || ^4.0.0"
+      }
+    },
     "node_modules/vitest/node_modules/pathe": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/pathe/-/pathe-2.0.3.tgz",

package.json

@@ -85,7 +85,8 @@
     "vite-plugin-html": "^3.2.2",
     "vite-plugin-static-copy": "^3.1.4",
     "vite-tsconfig-paths": "^6.0.3",
-    "vitest": "^4.0.16"
+    "vitest": "^4.0.16",
+    "vitest-canvas-mock": "^1.1.3"
   },
   "dependencies": {
     "@aws-sdk/client-s3": "^3.758.0",

tests/setup.ts

@@ -1 +1,2 @@
 // Add global mocks or configuration here if needed
+import "vitest-canvas-mock";