test: switch to vitest (#387)

.github/CODEOWNERS

@@ -7,6 +7,6 @@ LICENSE.md @kyranet @favna @vladfrangu
 /.vscode/ @favna
 /.all-contributorsrc @favna
 .npm-deprecaterc.yml @favna
-jest.config.mjs @favna
+vitest.config.ts @favna
 package.json @favna
 README.md @favna

.github/workflows/continuous-integration.yml

@@ -31,7 +31,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        node: [12, 14, 15, 16, 17]
+        node: [14, 16]
         os: [ubuntu-18.04, ubuntu-20.04, macos-latest, windows-latest]
         include:
           - node: 18
@@ -65,7 +65,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        node: [12, 14, 15, 16, 17]
+        node: [14, 16]
         os: [ubuntu-18.04, ubuntu-20.04, macos-latest, windows-latest]
         include:
           - node: 18

package.json

@@ -17,7 +17,7 @@
 	"scripts": {
 		"clean": "node scripts/clean.mjs",
 		"docs": "typedoc",
-		"test": "yarn gyp:configure && yarn gyp:build && jest",
+		"test": "yarn gyp:configure && yarn gyp:build && vitest run",
 		"lint": "eslint src tests --ext ts --fix",
 		"build": "yarn gyp:configure && yarn ts:build && yarn gyp:build && gen-esm-wrapper dist/index.js dist/index.mjs",
 		"bump": "cliff-jumper",
@@ -53,24 +53,23 @@
 		"@sapphire/eslint-config": "^4.3.8",
 		"@sapphire/prettier-config": "^1.4.4",
 		"@sapphire/ts-config": "^3.3.4",
-		"@types/jest": "^28.1.8",
 		"@types/node": "^17.0.31",
 		"@typescript-eslint/eslint-plugin": "^5.35.1",
 		"@typescript-eslint/parser": "^5.35.1",
+		"@vitest/coverage-c8": "^0.22.1",
 		"cz-conventional-changelog": "^3.3.0",
 		"eslint": "^8.23.0",
 		"eslint-config-prettier": "^8.5.0",
 		"eslint-plugin-prettier": "^4.2.1",
 		"gen-esm-wrapper": "^1.1.3",
 		"husky": "^8.0.1",
-		"jest": "^28.1.3",
 		"lint-staged": "^13.0.3",
 		"prettier": "^2.7.1",
 		"pretty-quick": "^3.1.3",
-		"ts-jest": "^28.0.8",
 		"typedoc": "^0.23.11",
 		"typedoc-plugin-mdn-links": "^2.0.0",
-		"typescript": "^4.8.2"
+		"typescript": "^4.8.2",
+		"vitest": "^0.22.1"
 	},
 	"files": [
 		"lib",

tests/tsconfig.json

@@ -4,7 +4,8 @@
 		"target": "ES2020",
 		"rootDir": "./",
 		"outDir": "./build",
-		"tsBuildInfoFile": "./build/.tsbuildinfo"
+		"tsBuildInfoFile": "./build/.tsbuildinfo",
+		"types": ["vitest/globals"]
 	},
 	"include": ["./", "../src/node-pre-gyp.d.ts"],
 	"references": [{ "path": "../src" }]

tsconfig.eslint.json

@@ -4,5 +4,5 @@
 		"allowJs": true,
 		"checkJs": true
 	},
-	"include": ["src", "tests", "jest.setup.mjs"]
+	"include": ["src", "tests", "vitest.config.ts"]
 }

vitest.config.ts

@@ -0,0 +1,15 @@
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+	test: {
+		threads: false,
+		globals: true,
+		coverage: {
+			enabled: true,
+			reporter: ['text', 'lcov', 'clover']
+		}
+	},
+	esbuild: {
+		target: 'es2020'
+	}
+});