test: update jest config

.eslintrc.cjs

@@ -45,5 +45,10 @@ module.exports = {
       'react/prop-types': 'off',
       'react/jsx-props-no-spreading': 'off',
     },
+  }, {
+    files: ['*.spec.ts'],
+    rules: {
+      'import/no-extraneous-dependencies': 'off',
+    },
   }],
 };

jest.json

@@ -3,9 +3,24 @@
   "rootDir": "./spec",
   "testEnvironment": "node",
   "testRegex": ".spec.ts$",
+  "extensionsToTreatAsEsm": [".ts"],
+  "transformIgnorePatterns": ["node_modules"],
   "transform": {
-    "^.+\\.(t|j)sx?$": "ts-jest"
+    "^.+\\.(t|j)sx?$": [
+      "ts-jest",
+      { 
+        "useESM": true,
+        "tsconfig": "./tsconfig.test.json",
+        "isolatedModules": true
+      }
+    ]
+  },
+  "moduleNameMapper": {
+    "^(\\.{1,2}/.*)\\.js$": "$1"
   },
   "testTimeout": 10000,
-  "preset": "ts-jest"
+  "preset": "ts-jest/presets/default-esm",
+  "verbose": true,
+  "silent": true,
+  "forceExit": true
 }

package.json

@@ -24,7 +24,7 @@
     "clean": "rm -fR lib",
     "build": "tsc",
     "dev": "yarn clean && tsc -w",
-    "test": "dotenv -e .env -- jest --config ./jest.json --runInBand --forceExit --detectOpenHandles --verbose --silent",
+    "test": "NODE_OPTIONS=--experimental-vm-modules dotenv -e .env -- jest --config ./jest.json --runInBand --detectOpenHandles",
     "ts-node": "ts-node",
     "lint": "eslint './src/**/*.{ts,js}' './spec/**/*.{ts,js}' './example-app/**/*.{ts,js}' --ignore-pattern 'build' --ignore-pattern 'yarn.lock'",
     "check:all": "yarn lint && yarn test && yarn build",
@@ -47,6 +47,7 @@
   "devDependencies": {
     "@commitlint/cli": "^17.4.4",
     "@commitlint/config-conventional": "^17.4.4",
+    "@jest/globals": "^29.5.0",
     "@mikro-orm/core": "^5.6.13",
     "@mikro-orm/postgresql": "^5.6.13",
     "@semantic-release/git": "^10.0.1",

spec/Database.spec.ts

@@ -1,9 +1,12 @@
 import 'reflect-metadata';
 import { MikroORM } from '@mikro-orm/core';
+import { jest } from '@jest/globals';
 
 import { Database } from '../src/Database.js';
 import { initORM } from './utils/init-orm.js';
 
+jest.useFakeTimers();
+
 describe('Database', () => {
   let orm: MikroORM;
 

spec/Property.spec.ts

@@ -1,11 +1,14 @@
 import 'reflect-metadata';
 import { MikroORM } from '@mikro-orm/core';
+import { jest } from '@jest/globals';
 
 import { Property } from '../src/Property.js';
 import { Car } from './entities/Car.js';
 import { initORM } from './utils/init-orm.js';
 import { Resource } from '../src/Resource.js';
 
+jest.useFakeTimers();
+
 const findProperty = (properties: Array<Property>, field: string): Property | undefined => properties.find(
   (p) => p.getColumnMetadata().name === field,
 );

spec/Resource.spec.ts

@@ -2,14 +2,16 @@ import 'reflect-metadata';
 import { BaseProperty, BaseRecord, ValidationError, Filter, flat } from 'adminjs';
 import { validate } from 'class-validator';
 import { MikroORM } from '@mikro-orm/core';
+import { jest } from '@jest/globals';
 
 import { Resource } from '../src/Resource.js';
-
 import { Car, CarType } from './entities/Car.js';
 import { initORM } from './utils/init-orm.js';
 import { User, UserRole } from './entities/User.js';
 import { Seller } from './entities/Seller.js';
 
+jest.useFakeTimers();
+
 describe('Resource', () => {
   let resource: Resource;
   let orm: MikroORM;

spec/entities/User.ts

@@ -2,7 +2,7 @@
 import { v4 } from 'uuid';
 import { BaseEntity, Entity, Enum, OneToMany, PrimaryKey, Property } from '@mikro-orm/core';
 
-import type { Car } from './Car.js';
+import { Car } from './Car.js';
 
 export enum UserRole {
   ADMIN = 'admin',

tsconfig.json

@@ -17,7 +17,8 @@
     "emitDecoratorMetadata": true,
     "experimentalDecorators": true,
     "baseUrl": ".",
-    "skipLibCheck": true
+    "skipLibCheck": true,
+    "allowJs": true
   },
   "include": [
     "./src/**/*.ts"

tsconfig.test.json

@@ -0,0 +1,7 @@
+{
+  "extends": "./tsconfig.json",
+  "include": [
+    "./src/**/*.ts",
+    "./spec/**/*.ts"
+  ]
+}