replace Mocha with Vitest

package.json

@@ -18,7 +18,8 @@
   "types": "./dist/index.d.ts",
   "files": ["dist/**"],
   "scripts": {
-    "test": "mocha --recursive ./src/tests/*.test.ts",
+    "test": "vitest run --silent",
+    "test:coverage": "vitest run --silent --coverage --coverage.reporter=lcov",
     "clean": "rm -rf ./dist",
     "check": "biome check .",
     "check:fix": "biome check --write .",
@@ -40,20 +41,24 @@
     "@types/chai": "^4.3.11",
     "@types/http-errors": "^2.0.4",
     "@types/mocha": "^10.0.6",
-    "@types/node": "^18.15.8",
+    "@types/node": "^20.14.10",
+    "@vitest/coverage-istanbul": "^2.0.3",
     "chai": "^4.3.10",
     "cookie": "^0.6.0",
     "cookie-parser": "^1.4.6",
     "cookie-signature": "^1.2.1",
-    "mocha": "^10.2.0",
     "standard-version": "^9.5.0",
     "ts-node": "^10.9.2",
     "tsup": "^8.1.0",
-    "typescript": "^5.3.3"
+    "typescript": "^5.3.3",
+    "vitest": "^2.0.3"
   },
   "dependencies": {
     "@tinyhttp/cookie": "^2.1.1",
     "@tinyhttp/cookie-signature": "^2.1.1",
     "http-errors": "^2.0.0"
+  },
+  "engines": {
+    "node": ">= 20"
   }
 }

src/tests/doublecsrf.test.ts → tests/doublecsrf.test.ts

@@ -1,9 +1,9 @@
 /* eslint-disable @typescript-eslint/ban-ts-comment */
-import { assert } from "chai"
-import { doubleCsrf } from "../index.js"
-import type { DoubleCsrfConfig } from "../types"
-import { createTestSuite } from "./testsuite.js"
-import { HEADER_KEY } from "./utils/constants.js"
+import { it, describe, assert } from "vitest"
+import { doubleCsrf } from "@/index"
+import type { DoubleCsrfConfig } from "@/types"
+import { createTestSuite } from "./testsuite"
+import { HEADER_KEY } from "./utils/constants"
 import {
   attachResponseValuesToRequest,
   getMultipleSecrets,
@@ -88,7 +88,7 @@ describe("csrf-csrf token-rotation", () => {
     }
   }
 
-  context("validating requests with combination of different secret/s", () => {
+  describe("validating requests with combination of different secret/s", () => {
     // Generate request --> CSRF token with secret1
     // We will then match a request with token and secret1 with other combinations of secrets
     const { mockRequest, validateRequest } = generateMocksWithMultipleSecrets(SECRET1)
@@ -125,7 +125,7 @@ describe("csrf-csrf token-rotation", () => {
     })
   })
 
-  context("should generate tokens correctly, simulating token rotations", () => {
+  describe("should generate tokens correctly, simulating token rotations", () => {
     const getEmptyResponse = () => {
       const { mockResponse } = generateMocks()
       return mockResponse

src/tests/testsuite.ts → tests/testsuite.ts

@@ -2,12 +2,13 @@ import type { Request, Response } from "@tinyhttp/app"
 import { serialize as serializeCookie } from "@tinyhttp/cookie"
 import { sign } from "@tinyhttp/cookie-signature"
 /* eslint-disable @typescript-eslint/no-unsafe-member-access */
-import { assert, expect } from "chai"
-import { doubleCsrf } from "../index.js"
-import type { DoubleCsrfConfig } from "../types"
-import { HEADER_KEY, TEST_TOKEN } from "./utils/constants.js"
-import { getCookieFromRequest, getCookieFromResponse, switchSecret } from "./utils/helpers.js"
-import { generateMocks, generateMocksWithToken, next } from "./utils/mock.js"
+import { it, describe, assert, expect } from "vitest"
+import { doubleCsrf } from "@/index"
+import type { DoubleCsrfConfig } from "@/types"
+
+import { HEADER_KEY, TEST_TOKEN } from "./utils/constants"
+import { getCookieFromRequest, getCookieFromResponse, switchSecret } from "./utils/helpers"
+import { generateMocks, generateMocksWithToken, next } from "./utils/mock"
 
 type CreateTestSuite = (
   name: string,

src/tests/utils/mock.ts → tests/utils/mock.ts

@@ -3,7 +3,7 @@ import { parse } from "@tinyhttp/cookie"
 import { cookieParser, signedCookie } from "@tinyhttp/cookie-parser"
 /* eslint-disable @typescript-eslint/no-unsafe-assignment */
 import { assert } from "chai"
-import type { CsrfRequestValidator, CsrfTokenCreator } from "../../types.js"
+import type { CsrfRequestValidator, CsrfTokenCreator } from "@/types.js"
 import { COOKIE_SECRET, HEADER_KEY } from "./constants.js"
 import { getCookieFromRequest, getCookieValueFromResponse } from "./helpers.js"
 

vitest.config.ts

@@ -0,0 +1,16 @@
+import path from "node:path"
+import { defineConfig } from "vitest/config"
+
+export default defineConfig({
+  resolve: {
+    alias: {
+      "@": path.resolve(import.meta.dirname, "./src"),
+    },
+  },
+  test: {
+    coverage: {
+      provider: "istanbul",
+      include: ["src/**"],
+    },
+  },
+})