get native module mocking working (opt-in via CLI flag)

Author: HugoDF

package-lock.json

@@ -3,21 +3,22 @@
   "private": true,
   "type": "module",
   "scripts": {
-    "test": "node --test ./src/*.test.js",
-    "dev": "node --test --watch ./src/*.test.js",
+    "test": "node --test --experimental-test-module-mocks ./src/*.test.js",
+    "dev": "node --test --watch --experimental-test-module-mocks ./src/*.test.js",
     "test:all": "npm run test:coverage && npm run test:only && npm run test:seq && npm run test:par",
     "test:coverage": "node --test --experimental-test-coverage ./src/*.test.js",
     "test:coverage:file": "node --test --experimental-test-coverage --test-reporter=lcov --test-reporter-destination=lcov.info ./src/*.test.js",
     "report:html": "npx @lcov-viewer/cli lcov -o ./coverage ./lcov.info",
-    "test:seq": "node --test --test-concurrency=1 ./src/*.test.js",
-    "test:par": "node --test --test-concurrency=5 ./src/*.test.js",
+    "test:seq": "node --test --test-concurrency=1 --experimental-test-module-mocks ./src/*.test.js",
+    "test:par": "node --test --test-concurrency=5 --experimental-test-module-mocks ./src/*.test.js",
     "test:only": "node --test --test-only src/*.only.js",
     "test:failing": "node --test src/*.failing.js && echo 'Error: test run should fail' && exit 1 || echo 'Success: test run failed as expected' && exit 0",
     "lint": "biome lint --apply ./src",
     "format": "biome format --write ."
   },
   "license": "MIT",
   "dependencies": {
+    "@types/node": "20.14.12",
     "axios": "1.6.8",
     "bcrypt": "5.1.1",
     "express": "4.19.2",

package.json

@@ -1,25 +1,32 @@
-import { describe, test, mock, before } from "node:test";
+import { describe, test, mock, before, after } from "node:test";
 import assert from "node:assert/strict";
 
-let Model;
 /**
  * mock.module() was added in 22.3.0
  */
 const isNode22Point3OrLower = (() => {
 	const [major, minor, _patch] = process.versions.node.split(".");
 	return !(parseInt(major, 10) >= 22 && parseInt(minor, 10) >= 3);
 })();
-describe('Class extends Mock - native', {skip: isNode22Point3OrLower }, () => {
-	test("It should not throw when passed a model containing an empty list of meetings", async () => {
-		mock.module('sequelize', {
+
+let Model;
+/** @type {ReturnType<typeof mock['module']>}*/
+let modelMock;
+describe("Class extends Mock - native", { skip: isNode22Point3OrLower }, () => {
+	before(async () => {
+		modelMock = mock.module("sequelize", {
 			namedExports: {
-				Model: class { }
-			}
+				Model: class {},
+			},
 		});
 
-		const { default: _model } = await import(`./02.04-model.js?ts=${Date.now()}`);
-		Model = _model;
-
+		const { default: model } = await import("./02.04-model.js");
+		Model = model;
+	});
+	after(() => {
+		modelMock.restore();
+	});
+	test("It should not throw when passed a model containing an empty list of meetings", async (t) => {
 		const model = new Model();
 		model.meetings = [];
 		assert.doesNotThrow(model.isAvailable.bind(model, new Date(Date.now())));
@@ -31,5 +38,4 @@ describe('Class extends Mock - native', {skip: isNode22Point3OrLower }, () => {
 		});
 		assert.doesNotThrow(model.isAvailable.bind(model, new Date(Date.now())));
 	});
-
-})
+});