Add vitest inside TypeScript

TypeScript/jest.config.ts

@@ -1,5 +1,5 @@
-import { pathsToModuleNameMapper } from  "ts-jest/utils";
+import { pathsToModuleNameMapper } from  "ts-jest";
-const { compilerOptions } = require("./tsconfig");
+import { compilerOptions } from './tsconfig.json'
 
 export default {
   roots: ['<rootDir>/app', '<rootDir>/test/jest'],

TypeScript/package.json

@@ -8,24 +8,28 @@
     "pretest": "rimraf app/**/*.js test/**/*.js",
     "test:jest": "jest",
     "test:jest:watch": "jest --watchAll",
-    "test:mocha": "nyc mocha"
+    "test:mocha": "nyc mocha",
+    "test:vitest": "vitest --coverage"
   },
   "license": "MIT",
   "private": true,
   "devDependencies": {
     "@types/chai": "^4.2.22",
-    "@types/jest": "^27.0.2",
+    "@types/jest": "^29.4.0",
-    "@types/mocha": "^9.0.0",
+    "@types/mocha": "^10.0.1",
-    "@types/node": "^16.11.7",
+    "@types/node": "^18.14.0",
+    "@vitest/coverage-istanbul": "^0.28.5",
     "chai": "^4.3.4",
-    "jest": "^27.3.1",
+    "jest": "^29.4.3",
-    "mocha": "^9.1.3",
+    "mocha": "^10.2.0",
     "nyc": "~15.1.0",
-    "rimraf": "~3.0.2",
+    "rimraf": "^4.1.2",
     "source-map-support": "^0.5.20",
-    "ts-jest": "^27.0.7",
+    "ts-jest": "^29.0.5",
-    "ts-node": "^10.4.0",
+    "ts-node": "^10.9.1",
-    "tsconfig-paths": "^3.11.0",
+    "tsconfig-paths": "^4.1.2",
-    "typescript": "^4.4.4"
+    "typescript": "^4.4.4",
+    "vite-tsconfig-paths": "^4.0.5",
+    "vitest": "^0.28.5"
   }
 }

TypeScript/test/vitest/gilded-rose.spec.ts

@@ -0,0 +1,9 @@
+import { Item, GildedRose } from '@/gilded-rose';
+
+describe('Gilded Rose', () => {
+  it('should foo', () => {
+    const gildedRose = new GildedRose([new Item('foo', 0, 0)]);
+    const items = gildedRose.updateQuality();
+    expect(items[0].name).toBe('fixme');
+  });
+});

TypeScript/tsconfig.json

@@ -6,6 +6,8 @@
     "noImplicitAny": false,
     "sourceMap": false,
     "baseUrl": "./",
+    "resolveJsonModule": true,
+    "esModuleInterop": true,
     "paths": {
       "@/*": [
         "app/*"

TypeScript/vitest.config.ts

@@ -0,0 +1,14 @@
+import {defineConfig} from 'vitest/config';
+import tsconfigPaths from 'vite-tsconfig-paths';
+
+export default defineConfig({
+  plugins: [tsconfigPaths()],
+  test: {
+    globals: true,
+    include: ['test/vitest/**/*.{spec,test}.{js,ts}'],
+    coverage: {
+      provider: 'istanbul',
+      reporter: ['text', 'html']
+    }
+  },
+});