refactor: replace Jest with bun

.eslintrc.js

@@ -2,7 +2,6 @@ module.exports = {
   root: true,
   env: {
     node: true,
-    jest: true,
   },
   globals: {
     Bun: 'readonly',

.github/workflows/ci-checks.yml

@@ -15,11 +15,6 @@ jobs:
         with:
           bun-version: 1.3.14
 
-      # Jest still runs on Node until tests move to `bun test`
-      - uses: actions/setup-node@v3
-        with:
-          node-version: 20
-
       - name: Install dependencies
         run: bun install --frozen-lockfile
 

.vscode/launch.json

@@ -4,9 +4,9 @@
     {
       "type": "node",
       "request": "launch",
-      "name": "File Graph Jest",
+      "name": "File Graph Tests",
       "runtimeExecutable": "bun",
-      "args": ["run", "test", "packages/file-graph", "--runInBand"],
+      "args": ["test", "packages/file-graph"],
       "cwd": "${workspaceFolder}",
       "console": "integratedTerminal",
       "internalConsoleOptions": "neverOpen"

babel.config.js

@@ -1,6 +0,0 @@
-module.exports = {
-  presets: [
-    ['@babel/preset-env', { targets: { node: 'current' } }],
-    '@babel/preset-typescript',
-  ],
-}

bunfig.toml

@@ -0,0 +1,3 @@
+[test]
+coverage = true
+coverageDir = "coverage"

jest.config.ts

@@ -1,201 +0,0 @@
-/**
- * For a detailed explanation regarding each configuration property, visit:
- * https://jestjs.io/docs/configuration
- */
-
-import type { Config } from 'jest'
-
-const config: Config = {
-  // All imported modules in your tests should be mocked automatically
-  // automock: false,
-
-  // Stop running tests after `n` failures
-  // bail: 0,
-
-  // The directory where Jest should store its cached dependency information
-  // cacheDirectory: "/tmp/jest_rs",
-
-  // Automatically clear mock calls, instances, contexts and results before every test
-  // clearMocks: false,
-
-  // Indicates whether the coverage information should be collected while executing the test
-  collectCoverage: true,
-
-  // An array of glob patterns indicating a set of files for which coverage information should be collected
-  // collectCoverageFrom: undefined,
-
-  // The directory where Jest should output its coverage files
-  coverageDirectory: 'coverage',
-
-  // An array of regexp pattern strings used to skip coverage collection
-  // coveragePathIgnorePatterns: [
-  //   "/node_modules/"
-  // ],
-
-  // Indicates which provider should be used to instrument code for coverage
-  coverageProvider: 'v8',
-
-  // A list of reporter names that Jest uses when writing coverage reports
-  // coverageReporters: [
-  //   "json",
-  //   "text",
-  //   "lcov",
-  //   "clover"
-  // ],
-
-  // An object that configures minimum threshold enforcement for coverage results
-  // coverageThreshold: undefined,
-
-  // A path to a custom dependency extractor
-  // dependencyExtractor: undefined,
-
-  // Make calling deprecated APIs throw helpful error messages
-  // errorOnDeprecated: false,
-
-  // The default configuration for fake timers
-  // fakeTimers: {
-  //   "enableGlobally": false
-  // },
-
-  // Force coverage collection from ignored files using an array of glob patterns
-  // forceCoverageMatch: [],
-
-  // A path to a module which exports an async function that is triggered once before all test suites
-  // globalSetup: undefined,
-
-  // A path to a module which exports an async function that is triggered once after all test suites
-  // globalTeardown: undefined,
-
-  // A set of global variables that need to be available in all test environments
-  // globals: {},
-
-  // The maximum amount of workers used to run your tests. Can be specified as % or a number. E.g. maxWorkers: 10% will use 10% of your CPU amount + 1 as the maximum worker number. maxWorkers: 2 will use a maximum of 2 workers.
-  // maxWorkers: "50%",
-
-  // An array of directory names to be searched recursively up from the requiring module's location
-  // moduleDirectories: [
-  //   "node_modules"
-  // ],
-
-  // An array of file extensions your modules use
-  // moduleFileExtensions: [
-  //   "js",
-  //   "mjs",
-  //   "cjs",
-  //   "jsx",
-  //   "ts",
-  //   "tsx",
-  //   "json",
-  //   "node"
-  // ],
-
-  // A map from regular expressions to module names or to arrays of module names that allow to stub out resources with a single module
-  moduleNameMapper: {
-    '^(\\.{1,2}/.*)\\.js$': '$1', // Redirect .js imports to .ts files
-  },
-
-  // An array of regexp pattern strings, matched against all module paths before considered 'visible' to the module loader
-  // modulePathIgnorePatterns: [],
-
-  // Activates notifications for test results
-  // notify: false,
-
-  // An enum that specifies notification mode. Requires { notify: true }
-  // notifyMode: "failure-change",
-
-  // A preset that is used as a base for Jest's configuration
-  // preset: undefined,
-
-  // Run tests from one or more projects
-  // projects: undefined,
-
-  // Use this configuration option to add custom reporters to Jest
-  // reporters: undefined,
-
-  // Automatically reset mock state before every test
-  // resetMocks: false,
-
-  // Reset the module registry before running each individual test
-  // resetModules: false,
-
-  // A path to a custom resolver
-  // resolver: undefined,
-
-  // Automatically restore mock state and implementation before every test
-  // restoreMocks: false,
-
-  // The root directory that Jest should scan for tests and modules within
-  // rootDir: undefined,
-
-  // A list of paths to directories that Jest should use to search for files in
-  // roots: [
-  //   "<rootDir>"
-  // ],
-
-  // Allows you to use a custom runner instead of Jest's default test runner
-  // runner: "jest-runner",
-
-  // The paths to modules that run some code to configure or set up the testing environment before each test
-  // setupFiles: [],
-
-  // A list of paths to modules that run some code to configure or set up the testing framework before each test
-  // setupFilesAfterEnv: [],
-
-  // The number of seconds after which a test is considered as slow and reported as such in the results.
-  // slowTestThreshold: 5,
-
-  // A list of paths to snapshot serializer modules Jest should use for snapshot testing
-  // snapshotSerializers: [],
-
-  // The test environment that will be used for testing
-  // testEnvironment: "jest-environment-node",
-
-  // Options that will be passed to the testEnvironment
-  // testEnvironmentOptions: {},
-
-  // Adds a location field to test results
-  // testLocationInResults: false,
-
-  // The glob patterns Jest uses to detect test files
-  // testMatch: [
-  //   "**/__tests__/**/*.[jt]s?(x)",
-  //   "**/?(*.)+(spec|test).[tj]s?(x)"
-  // ],
-
-  // An array of regexp pattern strings that are matched against all test paths, matched tests are skipped
-  // testPathIgnorePatterns: [
-  //   "/node_modules/"
-  // ],
-
-  // The regexp pattern or array of patterns that Jest uses to detect test files
-  // testRegex: [],
-
-  // This option allows the use of a custom results processor
-  // testResultsProcessor: undefined,
-
-  // This option allows use of a custom test runner
-  // testRunner: "jest-circus/runner",
-
-  // A map from regular expressions to paths to transformers
-  // transform: undefined,
-
-  // An array of regexp pattern strings that are matched against all source file paths, matched files will skip transformation
-  // transformIgnorePatterns: [
-  //   "/node_modules/",
-  //   "\\.pnp\\.[^\\/]+$"
-  // ],
-
-  // An array of regexp pattern strings that are matched against all modules before the module loader will automatically return a mock for them
-  // unmockedModulePathPatterns: undefined,
-
-  // Indicates whether each individual test should be reported during the run
-  // verbose: undefined,
-
-  // An array of regexp patterns that are matched against all source file paths before re-running tests in watch mode
-  // watchPathIgnorePatterns: [],
-
-  // Whether to use watchman for file crawling
-  // watchman: true,
-}
-
-export default config

package.json

@@ -19,7 +19,7 @@
     "server": "bun run --filter server dev",
     "lint": "eslint .",
     "format": "prettier --ignore-path .prettierignore --write app server",
-    "test": "node --experimental-vm-modules --no-warnings node_modules/jest/bin/jest.js",
+    "test": "bun test",
     "test:e2e": "bun run --filter tests test",
     "test:open": "bun run --filter tests test:open",
     "analytics": "bun run --filter analytics dev",
@@ -29,17 +29,11 @@
     "type-check": "bun run --filter server --filter analytics --filter app type-check"
   },
   "devDependencies": {
-    "@babel/core": "^7.29.6",
-    "@babel/preset-env": "^7.24.0",
-    "@babel/preset-typescript": "^7.23.3",
-    "@jest/globals": "^29.7.0",
     "@types/bun": "^1.4.2",
-    "@types/jest": "^29.5.12",
     "@types/node": "^20.10.4",
     "@typescript-eslint/eslint-plugin": "^6.21.0",
     "@typescript-eslint/parser": "^6.21.0",
     "@vue/eslint-config-prettier": "^7.1.0",
-    "babel-jest": "^29.7.0",
     "concurrently": "^8.2.2",
     "eslint": "^8.56.0",
     "eslint-config-airbnb-base": "^15.0.0",
@@ -50,9 +44,7 @@
     "eslint-plugin-prettier": "^5.1.3",
     "eslint-plugin-vue": "^9.15.1",
     "globals": "^16.0.0",
-    "jest": "^29.7.0",
     "prettier": "^3.0.0",
-    "ts-node": "^10.9.2",
     "typescript": "^5.3.3",
     "vue-eslint-parser": "^9.4.2"
   },

packages/file-graph/tests/file.test.ts

@@ -1,4 +1,4 @@
-import { describe, test, expect } from '@jest/globals'
+import { describe, test, expect, beforeEach } from 'bun:test'
 import File from '../file.js'
 
 describe('File', () => {

packages/file-graph/tests/fileGraph.test.ts

@@ -1,4 +1,4 @@
-import { describe, test, expect } from '@jest/globals'
+import { describe, test, expect, beforeEach } from 'bun:test'
 import FileGraph from '../fileGraph.js'
 import FileNode from '../fileNode.js'
 import { FileObject } from '../file.js'

packages/file-graph/tests/fileNode.test.ts

@@ -1,4 +1,4 @@
-import { describe, test, expect } from '@jest/globals'
+import { describe, test, expect, beforeEach } from 'bun:test'
 import { ParentNotExistsError } from '../errors.js'
 import FileNode, { IFileNode } from '../fileNode.js'
 import { FileObject } from '../file.js'

packages/game/test/asyncCondition.test.ts

@@ -1,28 +1,7 @@
-import { test, expect } from '@jest/globals'
+import { test, expect } from 'bun:test'
-import { IFileExistenceChecker, IFileInput } from '../schema'
 import { checkFiles } from '../condition/FileMatcher.js'
 import { Condition } from '../condition/Condition.js'
-
+import { MockFileChecker } from './mockFileChecker'
-export class MockFileChecker implements IFileExistenceChecker {
-  private files: IFileInput[] = [
-    {
-      path: '/home/user/hello.txt',
-      type: 'file',
-    },
-    {
-      path: '/home/user/world.txt',
-      type: 'file',
-    },
-    {
-      path: '/home/user/Downloads',
-      type: 'directory',
-    },
-  ]
-
-  async exists(file: IFileInput): Promise<boolean> {
-    return this.files.some((f) => f.path === file.path && f.type === file.type)
-  }
-}
 
 test('file matcher', async () => {
   const checker = new MockFileChecker()

packages/game/test/condition.test.ts

@@ -1,11 +1,11 @@
-import { test, expect } from '@jest/globals'
+import { it, test, expect } from 'bun:test'
 import { Condition } from '../condition/Condition'
 import { OutputMatcher } from '../condition/OutputMatcher'
 import { PwdMatcher } from '../condition/PwdMatcher'
 import { CommandMatcher } from '../condition/CommandMatcher'
 import { ErrorMatcher } from '../condition/ErrorMatcher'
 import { conditionSchema } from '../schema'
-import { MockFileChecker } from './asyncCondition.test'
+import { MockFileChecker } from './mockFileChecker'
 
 test('command match', () => {
   const matcher = new CommandMatcher('^echo start$')

packages/game/test/exceptions.test.ts

@@ -1,7 +1,7 @@
-import { expect, it, describe } from '@jest/globals'
+import { describe, it, expect } from 'bun:test'
 import { IQuest } from '../schema'
 import { GameSession } from '../Session'
-import { MockFileChecker } from './asyncCondition.test'
+import { MockFileChecker } from './mockFileChecker'
 
 const quest: IQuest = {
   id: 'quest1',

packages/game/test/mockFileChecker.ts

@@ -0,0 +1,22 @@
+import type { IFileExistenceChecker, IFileInput } from '../schema'
+
+export class MockFileChecker implements IFileExistenceChecker {
+  private files: IFileInput[] = [
+    {
+      path: '/home/user/hello.txt',
+      type: 'file',
+    },
+    {
+      path: '/home/user/world.txt',
+      type: 'file',
+    },
+    {
+      path: '/home/user/Downloads',
+      type: 'directory',
+    },
+  ]
+
+  async exists(file: IFileInput): Promise<boolean> {
+    return this.files.some((f) => f.path === file.path && f.type === file.type)
+  }
+}

packages/game/test/session.test.ts

@@ -1,7 +1,7 @@
-import { expect, describe, it } from '@jest/globals'
+import { describe, it, expect } from 'bun:test'
 import { IQuest } from '../schema'
 import { GameSession } from '../Session'
-import { MockFileChecker } from './asyncCondition.test'
+import { MockFileChecker } from './mockFileChecker'
 
 const quest: IQuest = {
   id: 'quest1',

packages/game/test/stage.test.ts

@@ -1,6 +1,6 @@
-import { test, expect } from '@jest/globals'
+import { test, expect } from 'bun:test'
 import { Stage } from '../Stage'
-import { MockFileChecker } from './asyncCondition.test'
+import { MockFileChecker } from './mockFileChecker'
 
 const checker = new MockFileChecker()
 

packages/utils/tests/auth.test.ts

@@ -1,4 +1,4 @@
-import { test, expect } from '@jest/globals'
+import { test, expect } from 'bun:test'
 import { isValidEmail, isValidUsername } from '../auth'
 
 test('check valid username', () => {

packages/utils/tests/commands.test.ts

@@ -1,4 +1,4 @@
-import { describe, it, expect } from '@jest/globals'
+import { describe, it, expect } from 'bun:test'
 import { buildFileCheckCmd, File } from '../commands'
 
 describe('buildFileCheckCmd function', () => {

packages/utils/tests/dag.test.ts

@@ -1,4 +1,4 @@
-import { describe, it, expect } from '@jest/globals'
+import { describe, it, expect } from 'bun:test'
 import DAG from '../dag'
 
 describe('dag layers', () => {

services/analytics/tests/pagination.test.ts

@@ -1,3 +1,4 @@
+import { describe, it, expect } from 'bun:test'
 import mongoose from 'mongoose'
 import Pagination, { ASC, DESC } from '../src/models/pagination.js'