validation

Author: shipstatic-com

CLAUDE.md

@@ -60,9 +60,10 @@ Single file: `src/index.ts` organized into sections:
 
 ```bash
 pnpm build                    # Build package (TypeScript compilation validates types)
+pnpm test --run               # Run validation constant tests
 ```
 
-**No runtime tests** - types are validated at compile time. If it builds, it's correct.
+**Runtime behavior tests:** `tests/validation-constants.test.ts` verifies validation constants and utilities (MIME types, file statuses, tag patterns). TypeScript types are validated at compile time.
 
 ## Key Patterns
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@shipstatic/types",
-  "version": "0.4.24",
+  "version": "0.4.25",
   "description": "Shared types for Shipstatic platform",
   "type": "module",
   "main": "./dist/index.js",
@@ -13,7 +13,8 @@
   },
   "scripts": {
     "build": "tsc",
-    "clean": "rm -rf dist"
+    "clean": "rm -rf dist",
+    "test": "vitest"
   },
   "files": [
     "dist",
@@ -38,6 +39,7 @@
   },
   "devDependencies": {
     "@types/node": "^24.10.9",
-    "typescript": "^5.9.3"
+    "typescript": "^5.9.3",
+    "vitest": "^2.1.8"
   }
 }