Replace jest with vitest

.eslintrc.js

@@ -1,13 +1,12 @@
+const vitest = require('eslint-plugin-vitest');
+
 module.exports = {
   env: {
     es6: true,
-    jest: true,
     node: true,
   },
   extends: [
     'eslint:recommended',
-    'plugin:jest/recommended',
-    'plugin:jest/style',
     'plugin:import/errors',
     'plugin:import/warnings',
     'prettier',
@@ -16,6 +15,11 @@ module.exports = {
     __DEV__: true,
     __LIB_VERSION__: true,
     ENV_DEVELOPMENT: true,
+    afterEach: true,
+    beforeEach: true,
+    describe: true,
+    expect: true,
+    vi: true,
   },
   ignorePatterns: ['*.d.ts', '/website/'],
   overrides: [
@@ -58,9 +62,6 @@ module.exports = {
     {
       excludedFiles: ['./**/__tests__/**/*.*'],
       files: ['*.ts'],
-      rules: {
-        'jest/no-export': 0,
-      },
     },
     {
       files: ['./**/vest/src/**/*.*'],
@@ -69,9 +70,21 @@ module.exports = {
         'vest-internal/use-use': 2,
       },
     },
+    {
+      files: ['./**/__tests__/**/*.*'],
+      rules: {
+        ...vitest.configs.recommended.rules,
+        'vitest/expect-expect': [
+          'error',
+          {
+            assertFunctionNames: ['expect', 'assert', 'enforce'],
+          },
+        ],
+      },
+    },
   ],
   parser: '@typescript-eslint/parser',
-  plugins: ['jest', 'vest-internal'],
+  plugins: ['vitest', 'vest-internal'],
   rules: {
     complexity: [2, { max: 5 }],
     'import/extensions': [0, 'ignorePackages'],
@@ -100,9 +113,9 @@ module.exports = {
         ],
       },
     ],
-    'jest/expect-expect': 0,
-    'jest/no-identical-title': 0,
-    'jest/no-standalone-expect': 0,
+    'vitest/expect-expect': 0,
+    'vitest/no-identical-title': 0,
+    'vitest/no-standalone-expect': 0,
     'max-params': [1, { max: 4 }],
     'no-console': 2,
     'no-else-return': 1,

CONTRIBUTING.md

@@ -19,7 +19,7 @@ The structure of the repo is as follows
 ├── vx                          # Repo setup and CI config
 │   ├── commands                # All the supported cli commands
 │   ├── config
-│   │   ├── jest
+│   │   ├── vitest
 │   │   └── rollup
 │   │       ├── plugins
 │   ├── scripts                 # All the scripts used to build and release the packages
@@ -57,13 +57,13 @@ The naming convention for a test file is `moduleName.test.ts`.
 
 #### Running tests
 
-To run tests, you need to run `vx test`. This will run all tests in all packages. The tests are being run by jest.
+To run tests, you need to run `vx test`. This will run all tests in all packages. The tests are being run by vitest.
 
 You can narrow it down by specifying the package name:
 
 `vx test vest`
 
-Normal jest options can be passed to the test command.
+Normal vitest options can be passed to the test command.
 
 `vx test --watch`
 

package.json

@@ -24,15 +24,13 @@
   ],
   "devDependencies": {
     "@faker-js/faker": "^8.4.1",
-    "@types/jest": "^29.5.12",
     "@types/lodash": "^4.17.5",
     "@typescript-eslint/eslint-plugin": "^6.21.0",
     "@typescript-eslint/parser": "^6.21.0",
     "eslint": "^8.57.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-import-resolver-typescript": "^3.6.1",
     "eslint-plugin-import": "^2.29.1",
-    "eslint-plugin-jest": "^27.9.0",
     "husky": "^8.0.3",
     "lodash": "^4.17.21",
     "prettier": "^3.3.1",

packages/anyone/src/__tests__/all.test.ts

@@ -1,4 +1,5 @@
 import { sample, random } from 'lodash';
+import { describe, it, expect } from 'vitest';
 
 import { TRUTHY_VALUES, FALSY_VALUES } from './anyoneTestValues';
 

packages/anyone/src/__tests__/any.test.ts

@@ -1,4 +1,5 @@
 import { sample, random } from 'lodash';
+import { describe, it, expect } from 'vitest';
 
 import { TRUTHY_VALUES, FALSY_VALUES } from './anyoneTestValues';
 

packages/anyone/src/__tests__/none.test.ts

@@ -1,4 +1,5 @@
 import { sample, random } from 'lodash';
+import { describe, it, expect } from 'vitest';
 
 import { TRUTHY_VALUES, FALSY_VALUES } from './anyoneTestValues';
 

packages/anyone/src/__tests__/one.test.ts

@@ -1,4 +1,5 @@
 import { sample, random } from 'lodash';
+import { describe, it, expect } from 'vitest';
 
 import { TRUTHY_VALUES, FALSY_VALUES } from './anyoneTestValues';
 

packages/anyone/src/__tests__/runAnyoneMethods.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { FALSY_VALUES, TRUTHY_VALUES } from './anyoneTestValues';
 
 import run from 'runAnyoneMethods';

packages/context/src/__tests__/__snapshots__/cascade.test.ts.snap

@@ -1,19 +1,19 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
+// Vitest Snapshot v1, https://vitest.dev/guide/snapshot.html
 
-exports[`Cascading Context context.run Should clear context after callback run 1`] = `
+exports[`Cascading Context > context.run > Should clear context after callback run 1`] = `
 {
   "a": 1,
 }
 `;
 
-exports[`Cascading Context context.run Should clear context after callback run 2`] = `
+exports[`Cascading Context > context.run > Should clear context after callback run 2`] = `
 {
   "a": 1,
   "b": 2,
 }
 `;
 
-exports[`Cascading Context createCascade Should return all methods 1`] = `
+exports[`Cascading Context > createCascade > Should return all methods 1`] = `
 {
   "bind": [Function],
   "run": [Function],

packages/context/src/__tests__/cascade.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect, beforeEach, vi } from 'vitest';
+
 import { createCascade, CtxCascadeApi } from 'context';
 
 describe('Cascading Context', () => {
@@ -141,7 +143,7 @@ describe('Cascading Context', () => {
 
   describe('context.bind', () => {
     it('Returns a function', () => {
-      expect(typeof ctx.bind({}, jest.fn())).toBe('function');
+      expect(typeof ctx.bind({}, vi.fn())).toBe('function');
     });
 
     it('Wraps the function with context', () => {
@@ -160,7 +162,7 @@ describe('Cascading Context', () => {
     });
 
     it('Passes runtime arguments to bound function', () => {
-      const fn = jest.fn();
+      const fn = vi.fn();
       const args = Array.from({ length: 100 }, (_, i) => `${i}`); // 1-100
       ctx.bind({}, fn)(...args);
 
@@ -269,7 +271,7 @@ describe('Cascading Context', () => {
 
   describe('init argument', () => {
     it('Should run init function on every context.run', () => {
-      const init = jest.fn();
+      const init = vi.fn();
 
       const ctx = createCascade(init);
 
@@ -293,7 +295,7 @@ describe('Cascading Context', () => {
     });
 
     it('Should accept ctxRef as first argument', () => {
-      const init = jest.fn();
+      const init = vi.fn();
 
       const ctx = createCascade(init);
       const ref1 = { a: 1, b: 2 };
@@ -307,7 +309,7 @@ describe('Cascading Context', () => {
     });
 
     it('Should accept parentContext as second argument', () => {
-      const init = jest.fn();
+      const init = vi.fn();
 
       const ctx = createCascade(init);
       let p1;

packages/context/src/__tests__/context.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect, beforeEach } from 'vitest';
+
 import { createContext, CtxApi } from 'context';
 
 describe('Context', () => {

packages/n4s/src/__tests__/enforce.test.ts

@@ -1,21 +1,10 @@
-import { TEnforceMock } from '../../testUtils/TEnforceMock';
+import { describe, it, expect, beforeEach } from 'vitest';
 
-import * as ruleReturn from 'ruleReturn';
+import { enforce } from 'enforce';
 
-const _proxy = global.Proxy;
-let enforce: TEnforceMock;
+import * as ruleReturn from 'ruleReturn';
 
 describe(`enforce`, () => {
-  beforeEach(() => {
-    jest.resetModules();
-    enforce = require('enforce').enforce as TEnforceMock;
-  });
-
-  afterEach(() => {
-    jest.resetModules();
-    global.Proxy = _proxy;
-  });
-
   describe('eager assertions', () => {
     it('Should throw an error when invalid', () => {
       expect(() => enforce('4').isNumber()).toThrow();

packages/n4s/src/__tests__/enforceEager.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect, afterEach } from 'vitest';
+
 import enforceEager from 'enforceEager';
 
 describe(`enforce eager`, () => {

packages/n4s/src/exports/__tests__/compose.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import compose from 'compose';
 import { enforce } from 'n4s';
 import * as ruleReturn from 'ruleReturn';

packages/n4s/src/exports/__tests__/date.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'n4s';
 import 'date';
 

packages/n4s/src/exports/__tests__/email.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'n4s';
 import 'email';
 

packages/n4s/src/exports/__tests__/isUrl.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'n4s';
 import 'isURL';
 

packages/n4s/src/plugins/compounds/__tests__/allOf.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'enforce';
 import * as ruleReturn from 'ruleReturn';
 import 'compounds';

packages/n4s/src/plugins/compounds/__tests__/noneOf.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'enforce';
 import * as ruleReturn from 'ruleReturn';
 import 'compounds';

packages/n4s/src/plugins/compounds/__tests__/oneOf.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'enforce';
 import * as ruleReturn from 'ruleReturn';
 

packages/n4s/src/plugins/schema/__tests__/isArrayOf.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'enforce';
 import 'schema';
 import 'compounds';

packages/n4s/src/plugins/schema/__tests__/loose.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'enforce';
 import * as ruleReturn from 'ruleReturn';
 import 'schema';

packages/n4s/src/plugins/schema/__tests__/optional.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'enforce';
 import * as ruleReturn from 'ruleReturn';
 import 'schema';

packages/n4s/src/plugins/schema/__tests__/partial.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'enforce';
 import * as ruleReturn from 'ruleReturn';
 import { partial } from 'schema';

packages/n4s/src/plugins/schema/__tests__/shape&loose.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'enforce';
 import * as ruleReturn from 'ruleReturn';
 import 'schema';

packages/n4s/src/plugins/schema/__tests__/shape.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'enforce';
 import * as ruleReturn from 'ruleReturn';
 import 'schema';

packages/n4s/src/rules/__tests__/endsWith.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { endsWith } from 'endsWith';
 
 describe('Tests isArray rule', () => {

packages/n4s/src/rules/__tests__/equals.test.ts

@@ -1,5 +1,6 @@
 import { faker } from '@faker-js/faker';
 import { sample } from 'lodash';
+import { describe, it, expect } from 'vitest';
 
 import { equals } from 'equals';
 

packages/n4s/src/rules/__tests__/greaterThanOrEquals.test.ts

@@ -1,4 +1,5 @@
 import { faker } from '@faker-js/faker';
+import { describe, it, expect, beforeEach } from 'vitest';
 
 import { greaterThanOrEquals } from 'greaterThanOrEquals';
 

packages/n4s/src/rules/__tests__/inside.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { inside } from 'inside';
 
 describe('Inside rule', () => {

packages/n4s/src/rules/__tests__/isBetween.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { isBetween } from 'isBetween';
 
 describe('Tests isBetween rule', () => {

packages/n4s/src/rules/__tests__/isBlank.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { isBlank, isNotBlank } from 'isBlank';
 
 describe('isBlank', () => {

packages/n4s/src/rules/__tests__/isBoolean.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'enforce';
 
 describe('isBoolean', () => {

packages/n4s/src/rules/__tests__/isEven.test.ts

@@ -1,4 +1,5 @@
 import { faker } from '@faker-js/faker';
+import { describe, it, expect, beforeAll } from 'vitest';
 
 import { isEven } from 'isEven';
 

packages/n4s/src/rules/__tests__/isKeyOf.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import { enforce } from 'enforce';
 import { isKeyOf, isNotKeyOf } from 'isKeyOf';
 

packages/n4s/src/rules/__tests__/isNaN.test.ts

@@ -1,3 +1,5 @@
+import { describe, it, expect } from 'vitest';
+
 import * as NaNRule from 'isNaN';
 
 describe('Tests isNaN rule', () => {