🍨 Add padHex tests (#1)

packages/core/package.json

@@ -6,7 +6,8 @@
   "scripts": {
     "typecheck": "tsc --noEmit",
     "lint": "pnpm typecheck && biome check .",
-    "lint:fix": "biome check . --apply"
+    "lint:fix": "biome check . --apply",
+    "test": "vitest run"
   },
   "keywords": [],
   "author": "",
@@ -15,6 +16,7 @@
     "@biomejs/biome": "^1.6.1",
     "@types/node": "^20.11.30",
     "tsx": "^4.7.1",
-    "typescript": "^5.4.2"
+    "typescript": "^5.4.2",
+    "vitest": "^1.5.2"
   }
 }

packages/core/test/utils/padHex.test.ts

@@ -0,0 +1,16 @@
+import { padHex } from 'src/utils/padHex'
+import { describe, expect, it } from 'vitest'
+
+describe('padHex', () => {
+  it('empty string', () => {
+    expect(padHex('')).toEqual('')
+  })
+
+  it('string of uneven length', () => {
+    expect(padHex('123')).toEqual('0123')
+  })
+
+  it('string of even length', () => {
+    expect(padHex('1234')).toEqual('1234')
+  })
+})

packages/core/tsconfig.json

@@ -11,5 +11,5 @@
     "strict": true,
     "outDir": "./build"
   },
-  "include": ["src"]
+  "include": ["src", "test"]
 }