test: migrate to vitest (#8)

Author: JounQin

package.json

@@ -54,7 +54,7 @@
     "lint:tsc": "tsc -b --noEmit",
     "prepare": "simple-git-hooks && yarn-berry-deduplicate || exit 0",
     "release": "clean-pkg-json && changeset publish",
-    "test": "node --experimental-vm-modules node_modules/jest/bin/jest.js",
+    "test": "vitest run",
     "typecov": "type-coverage",
     "version": "changeset version && yarn --no-immutable"
   },
@@ -67,50 +67,28 @@
     "@changesets/cli": "^2.28.1",
     "@commitlint/cli": "^19.8.0",
     "@pkgr/rollup": "^6.0.1",
-    "@types/jest": "^29.5.14",
     "@types/node": "^22.14.0",
+    "@vitest/coverage-v8": "^3.1.1",
     "clean-pkg-json": "^1.2.1",
     "eslint": "^9.23.0",
-    "jest": "^29.7.0",
     "lint-staged": "^15.5.0",
     "npm-run-all2": "^7.0.2",
     "prettier": "^3.5.3",
     "simple-git-hooks": "^2.12.1",
     "size-limit": "^11.2.0",
     "size-limit-preset-node-lib": "^0.3.0",
-    "ts-jest": "^29.3.1",
     "tslib": "^2.8.1",
     "type-coverage": "^2.29.7",
     "typescript": "^5.8.2",
+    "vitest": "^3.1.1",
     "yarn-berry-deduplicate": "^6.1.1"
   },
   "resolutions": {
+    "es5-ext": "npm:@unes/es5-ext@latest",
     "prettier": "^3.5.3"
   },
-  "jest": {
-    "preset": "ts-jest",
-    "testEnvironment": "node",
-    "collectCoverage": true,
-    "collectCoverageFrom": [
-      "src/**"
-    ],
-    "extensionsToTreatAsEsm": [
-      ".ts"
-    ],
-    "moduleNameMapper": {
-      "^(\\.{1,2}/.*)\\.js$": "$1"
-    },
-    "transform": {
-      "^.+\\.tsx?$": [
-        "ts-jest",
-        {
-          "useESM": true
-        }
-      ]
-    }
-  },
   "typeCoverage": {
-    "atLeast": 91.42,
+    "atLeast": 91.75,
     "cache": true,
     "detail": true,
     "ignoreAsAssertion": true,

test/global.d.ts

@@ -0,0 +1 @@
+/// <reference types="vitest/globals" />

test/migrate.spec.ts

@@ -1,13 +1,12 @@
-import { jest } from '@jest/globals'
 import { Ajv2019 as Ajv } from 'ajv/dist/2019.js'
 
-import { draft7, draft2019, draft2020, getAjv } from '../src/index.js'
-
 import expectedSchemaDraft7 from './fixtures/expected-schema-from-draft-04-to-07.json'
 import expectedSchemaDraft2019 from './fixtures/expected-schema-from-draft-04-to-2019.json'
 import expectedSchemaDraft2020 from './fixtures/expected-schema-from-draft-04-to-2020.json'
 import schemaDraft4 from './fixtures/schema-draft-04.json'
 
+import { draft7, draft2019, draft2020, getAjv } from '@unts/json-schema-migrate'
+
 describe('migrate to draft-07 schema', () => {
   it('should migrate from draft-04 schema to draft-07 schema', () => {
     const schema = structuredClone(schemaDraft4)
@@ -46,7 +45,7 @@ describe('migrate to draft-07 schema', () => {
 
     it('should warn on non-boolean `exclusiveMaximum`', () => {
       const { warn } = console
-      console.warn = jest.fn()
+      console.warn = vi.fn()
       draft7({
         type: 'number',
         exclusiveMaximum: 'true',

tsconfig.json

@@ -1,6 +1,7 @@
 {
   "extends": "@1stg/tsconfig/node16",
   "compilerOptions": {
+    "rootDir": ".",
     "verbatimModuleSyntax": false
   }
 }

vitest.config.ts

@@ -0,0 +1,19 @@
+import { defineConfig } from 'vitest/config'
+
+export default defineConfig({
+  resolve: {
+    alias: {
+      '@unts/json-schema-migrate': new URL('src/index.ts', import.meta.url)
+        .pathname,
+    },
+  },
+  test: {
+    coverage: {
+      enabled: true,
+      include: ['src'],
+      reporter: ['lcov', 'json', 'text'],
+    },
+    environment: 'node',
+    globals: true,
+  },
+})