test: fix jest.config.js

From jestjs/jest#12689, jest passes `rootDir` option to babel-jest.
If rootDir is project sub-directory (e.g. `src/`, `__tests__/`),
babel cannot load babel.config.js in project root.

jest.config.js

@@ -1,4 +1,6 @@
-module.exports = {
-  rootDir: "__tests__",
-  testPathIgnorePatterns: ["lib/"],
+/** @type {import('@jest/types').Config.InitialOptions} */
+const config = {
+  roots: ["<rootDir>/__tests__"],
+  testPathIgnorePatterns: ["<rootDir>/node_modules/", "lib/"],
 };
+module.exports = config;

package.json

@@ -16,7 +16,7 @@
     "initial:release": "lerna publish from-package --conventional-commits",
     "prerelease": "npm-run-all -s build -p lint test",
     "release": "lerna publish --conventional-commits --create-release github",
-    "pretest": "jest --rootDir __tests__",
+    "pretest": "jest",
     "start": "yarn build --watch",
     "test": "lerna run test --parallel",
     "pretest:ci": "yarn pretest",
@@ -41,6 +41,7 @@
     "@cybozu/eslint-config": "^17.0.1",
     "@types/jest": "^27.5.1",
     "@types/node": "^13.13.52",
+    "babel-jest": "^28.1.0",
     "comment-json": "^4.2.2",
     "eslint": "^8.15.0",
     "jest": "^28.1.0",

packages/create-plugin/jest.config.js

@@ -1,5 +1,6 @@
-module.exports = {
-  testRegex: "/test/.*\\.ts$",
+/** @type {import('@jest/types').Config.InitialOptions} */
+const config = {
+  testRegex: "<rootDir>/test/.*\\.ts$",
   testEnvironment: "node",
-  testPathIgnorePatterns: ["node_modules"],
 };
+module.exports = config;

packages/customize-uploader/babel.config.js

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

packages/customize-uploader/jest.config.js

@@ -1,4 +1,7 @@
-module.exports = {
+/** @type {import('@jest/types').Config.InitialOptions} */
+const config = {
+  roots: ["<rootDir>/src"],
   testRegex: "/__tests__/.*\\.test\\.ts$",
   testEnvironment: "node",
 };
+module.exports = config;

packages/customize-uploader/package.json

@@ -13,8 +13,8 @@
     "prebuild": "yarn clean",
     "build": "tsc --build --force",
     "lint": "eslint --ext .ts src",
-    "test": "jest --rootDir src",
-    "test:ci": "jest --rootDir src --runInBand",
+    "test": "jest",
+    "test:ci": "jest --runInBand",
     "clean": "rimraf dist",
     "start": "yarn build --watch"
   },

packages/data-loader/jest.config.js

@@ -1,5 +1,7 @@
-module.exports = {
-  rootDir: "src",
+/** @type {import('@jest/types').Config.InitialOptions} */
+const config = {
+  roots: ["<rootDir>/src"],
   clearMocks: true,
-  testPathIgnorePatterns: ["fixtures"],
+  testPathIgnorePatterns: ["<rootDir>/node_modules/", "fixtures"],
 };
+module.exports = config;

packages/dts-gen/babel.config.js

@@ -1,9 +1,6 @@
 module.exports = {
-    presets: [
-        [
-            "@babel/preset-env",
-            { targets: { node: "current" } },
-        ],
-        "@babel/preset-typescript",
-    ],
+  presets: [
+    ["@babel/preset-env", { targets: { node: "current" } }],
+    "@babel/preset-typescript",
+  ],
 };

packages/dts-gen/jest.config.js

@@ -1,4 +1,6 @@
-module.exports = {
-    rootDir: "src",
-    testEnvironment: "node",
+/** @type {import('@jest/types').Config.InitialOptions} */
+const config = {
+  roots: ["<rootDir>/src"],
+  testEnvironment: "node",
 };
+module.exports = config;

packages/plugin-manifest-validator/jest.config.js

@@ -1,6 +1,7 @@
-module.exports = {
+/** @type {import('@jest/types').Config.InitialOptions} */
+const config = {
+  roots: ["<rootDir>/src"],
   clearMocks: true,
-  rootDir: "src",
-  testPathIgnorePatterns: ["node_modules"],
   testEnvironment: "node",
 };
+module.exports = config;

packages/plugin-packer/jest.config.js

@@ -1,4 +1,6 @@
-module.exports = {
+/** @type {import('@jest/types').Config.InitialOptions} */
+const config = {
   testRegex: "(?<!site)/test/[^\\/]*\\.spec.ts$",
   testEnvironment: "node",
 };
+module.exports = config;

packages/plugin-packer/package.json

@@ -58,7 +58,6 @@
     "ajv": "^6.12.6",
     "array-flatten": "^3.0.0",
     "assert": "^2.0.0",
-    "babel-jest": "^28.1.0",
     "babel-plugin-replace-ts-export-assignment": "^0.0.2",
     "browserify-zlib": "^0.2.0",
     "buffer": "^6.0.3",
@@ -67,6 +66,7 @@
     "cssnano": "^5.1.7",
     "execa": "^5.1.1",
     "glob": "^7.2.3",
+    "jest-environment-jsdom": "^28.1.0",
     "normalize.css": "^8.0.1",
     "path-browserify": "^1.0.1",
     "postcss": "^8.4.13",

packages/plugin-packer/site/jest.config.js

@@ -1,4 +1,6 @@
-module.exports = {
+/** @type {import('@jest/types').Config.InitialOptions} */
+const config = {
   testRegex: "/test/.*-test\\.js$",
   testEnvironment: "jsdom",
 };
+module.exports = config;

packages/profile-loader/jest.config.js

@@ -1,4 +1,6 @@
-module.exports = {
-  rootDir: "src",
+/** @type {import('@jest/types').Config.InitialOptions} */
+const config = {
+  roots: ["<rootDir>/src"],
   testEnvironment: "node",
 };
+module.exports = config;

packages/rest-api-client/jest.config.js

@@ -1,7 +1,12 @@
-module.exports = {
+/** @type {import('@jest/types').Config.InitialOptions} */
+const config = {
   clearMocks: true,
-  rootDir: "src",
-  setupFilesAfterEnv: ["<rootDir>/__tests__/setup.ts"],
-  testPathIgnorePatterns: ["node_modules", "<rootDir>/__tests__/setup.ts"],
+  roots: ["<rootDir>/src"],
+  setupFilesAfterEnv: ["<rootDir>/src/__tests__/setup.ts"],
+  testPathIgnorePatterns: [
+    "<rootDir>/node_modules/",
+    "<rootDir>/src/__tests__/setup.ts",
+  ],
   testEnvironment: "node",
 };
+module.exports = config;

packages/webpack-plugin-kintone-plugin/jest.config.js

@@ -1,6 +1,11 @@
-module.exports = {
-  rootDir: "src",
+/** @type {import('@jest/types').Config.InitialOptions} */
+const config = {
+  roots: ["<rootDir>/src"],
   testEnvironment: "node",
-  testPathIgnorePatterns: ["node_modules", "<rootDir>/__tests__/sample"],
+  testPathIgnorePatterns: [
+    "<rootDir>/node_modules/",
+    "<rootDir>/src/__tests__/sample",
+  ],
   testTimeout: 30000,
 };
+module.exports = config;