feat: jest with esm support

commands/jest/jsdomWithFetchEnv.js

@@ -1,4 +1,5 @@
 const { TestEnvironment } = require('jest-environment-jsdom')
+const crypto = require('crypto')
 
 /**
  * Jest creates a new VM context for each test and doesn't add in the node
@@ -13,6 +14,9 @@ class CustomizedTestEnvironment extends TestEnvironment {
   async setup() {
     await super.setup()
     this.global.fetch = globalThis.fetch
+    this.global.TextDecoder = globalThis.TextDecoder
+    this.global.TextEncoder = globalThis.TextEncoder
+    this.global.crypto.subtle = require('crypto').webcrypto.subtle
   }
 }
 

jest.config.cjs

@@ -24,7 +24,7 @@ const moduleNameMapper = MAP_PATHS_TO_MODULES ? pathsToModuleNames : undefined
 
 let config = {
   preset: 'ts-jest',
-  projects: ['<rootDir>/packages{-archived,}/*/jest.config.cjs'],
+  projects: ['<rootDir>/packages{-archived,}/*/jest.config.{cjs,mjs}'],
   testEnvironment: `${__dirname}/commands/jest/jsdomWithFetchEnv.js`,
   rootDir: '.',
   moduleNameMapper,

jest.config.mjs

@@ -0,0 +1,56 @@
+import { existsSync, readFileSync } from 'node:fs'
+import { dirname, resolve } from 'node:path'
+import { fileURLToPath } from 'node:url'
+
+import { parse as parseJSON } from 'JSON2016/JSON2016.js'
+import { pathsToModuleNameMapper } from 'ts-jest'
+
+const SKIP_LIB_CHECK = Boolean(
+  process.env.TS_JEST_COMPILER_OPTIONS_SKIP_LIB_CHECK
+)
+const ISOLATED_MODULES = Boolean(process.env.TS_JEST_ISOLATED_MODULES)
+const MAP_PATHS_TO_MODULES =
+  process.env.TS_JEST_MAP_PATHS_TO_MODULES !== 'false'
+
+const ROOT = dirname(fileURLToPath(import.meta.url))
+const tsConfig = resolve(ROOT, 'tsconfig.json')
+const { compilerOptions } = parseJSON(
+  readFileSync(tsConfig, { encoding: 'utf8' })
+)
+const pathsToModuleNames = pathsToModuleNameMapper(compilerOptions.paths, {
+  prefix: `${ROOT}/`
+})
+
+const moduleNameMapper = MAP_PATHS_TO_MODULES ? pathsToModuleNames : undefined
+
+let config = {
+  preset: 'ts-jest',
+  projects: ['<rootDir>/packages{-archived,}/*/jest.config.{mjs,js}'],
+  testEnvironment: `${ROOT}/commands/jest/jsdomWithFetchEnv.js`,
+  rootDir: '.',
+  moduleNameMapper,
+  resolver: `${ROOT}/commands/jest/resolver.js`,
+  moduleFileExtensions: ['js', 'mts', 'ts', 'tsx', 'jsx', 'json'],
+  transform: {
+    '^.+\\.(t|j)sx?$': ['@swc/jest']
+  },
+  setupFiles: [ROOT + '/commands/jest/loadReflection.js'],
+  globals: {
+    'ts-jest': {
+      compilerOptions: {
+        // Speed up typechecks
+        skipLibCheck: SKIP_LIB_CHECK
+      },
+      isolatedModules: ISOLATED_MODULES,
+      diagnostics: false
+    }
+  }
+}
+
+const localConfPath = `${ROOT}/jest.config.local.cjs`
+const localConf = existsSync(localConfPath) ? await import(localConfPath) : {}
+if (typeof localConf === 'function') {
+  config = localConf(config)
+}
+
+export default config

package.json

@@ -8,19 +8,20 @@
   },
   "scripts": {
     "lint": "eslint --cache --cache-location node_modules/.cache/eslint",
-    "test": "jest --passWithNoTests",
-    "test:e2e": "pnpm run test --config jest-e2e.config.cjs",
-    "test:e2e:coverage": "pnpm test:coverage --config jest-e2e.config.cjs",
+    "jest": "NODE_OPTIONS=--experimental-vm-modules jest --passWithNoTests",
+    "test": "pnpm jest --config jest.config.mjs",
     "test:coverage": "pnpm run test --coverage --verbose",
-    "prettier": "prettier --write 'packages{-archived,}/*/*.{html,js,ts,tsx,jsx,md}' 'packages{-archived,}/*/{src,test}/**/*.{ts,tsx,js,jsx,html,md}'",
+    "test:e2e": "pnpm jest --config jest-e2e.config.cjs",
+    "test:e2e:coverage": "pnpm --coverage --verbose --config jest-e2e.config.cjs",
+    "prettier": "prettier --write 'packages{-archived,}/*/*.{html,js,ts,mts,tsx,jsx,md}' 'packages{-archived,}/*/{src,test}/**/*.{mts,ts,tsx,js,jsx,html,md}'",
     "format": "pnpm prettier && LINT_FIX=1 pnpm lint:all --fix --quiet",
     "upkeep": "ts-node --swc packages/coil-monorepo-upkeep/src/bin/upkeep.ts",
     "upkeep:new-package": "ts-node --swc packages/coil-monorepo-upkeep/new-package.ts",
     "clean:build": "rimraf packages{-archived,}/*/build",
     "build:ts": "tsc --build tsconfig.references.json",
     "build:ci": "ts-node --swc packages/niq-ci/src/generate/generateGAWorkflow.ts",
     "build:ts:verbose": "pnpm build:ts --verbose",
-    "lint:all": "pnpm lint 'packages{-archived,}/*/{src,test}/**/*.ts*'",
+    "lint:all": "pnpm lint 'packages{-archived,}/*/{src,test}/**/*.{mts,ts}*'",
     "lint:staged": "lint-staged --shell",
     "postinstall": "husky install"
   },

packages/coil-anonymous-tokens/jest.config.mjs

@@ -0,0 +1,12 @@
+// FROM UPKEEP TEMPLATE
+import { createRequire } from 'node:module'
+
+const require = createRequire(import.meta.url)
+const config = require('./jest.config.cjs')
+
+config.extensionsToTreatAsEsm = ['.mts']
+config.moduleFileExtensions.push('mts')
+config.testMatch = config.testMatch.concat(
+  config.testMatch.map( tm => tm.replace('.ts?', '.mts?')))
+
+export default config

packages/coil-anonymous-tokens/package.json

@@ -22,13 +22,13 @@
     "clean:build": "rimraf build",
     "format": "pnpm prettier && LINT_FIX=1 pnpm lint:all --fix --quiet",
     "lint": "eslint --cache --cache-location ../../node_modules/.cache/eslint",
-    "lint:all": "pnpm lint 'src/**/*.{ts,tsx}' 'test/**/*.{ts,tsx}'",
+    "lint:all": "pnpm lint 'src/**/*.{mts,ts,tsx}' 'test/**/*.{mts,ts,tsx}'",
     "precommit": "echo lint-staged runs from root",
-    "prettier": "prettier --write '*.{ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{ts,tsx,js,html,jsx,md}'",
-    "test": "PROJECT_JEST=1 jest --passWithNoTests",
-    "test:coverage": "pnpm run test --verbose --coverage",
-    "test:e2e": "pnpm run test --config jest-e2e.config.cjs",
-    "test:e2e:coverage": "pnpm test:coverage --config jest-e2e.config.cjs",
+    "prettier": "prettier --write '*.{mts,ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{mts,ts,tsx,js,html,jsx,md}'",
+    "test": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --config jest.config.cjs",
+    "test:coverage": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --verbose --coverage --config jest.config.cjs",
+    "test:e2e": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --config jest-e2e.config.cjs",
+    "test:e2e:coverage": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --verbose --coverage --config jest-e2e.config.cjs",
     "tsnodeenv": "NODE_OPTIONS=\"${NODE_OPTIONS:-} --require tsconfig-paths/register\" TS_NODE_PROJECT=\"../../tsconfig.cjs.json\"",
     "upkeep": "cd ../.. && pnpm upkeep"
   },

packages/coil-client/jest.config.mjs

@@ -0,0 +1,12 @@
+// FROM UPKEEP TEMPLATE
+import { createRequire } from 'node:module'
+
+const require = createRequire(import.meta.url)
+const config = require('./jest.config.cjs')
+
+config.extensionsToTreatAsEsm = ['.mts']
+config.moduleFileExtensions.push('mts')
+config.testMatch = config.testMatch.concat(
+  config.testMatch.map( tm => tm.replace('.ts?', '.mts?')))
+
+export default config

packages/coil-client/package.json

@@ -22,13 +22,13 @@
     "clean:build": "rimraf build",
     "format": "pnpm prettier && LINT_FIX=1 pnpm lint:all --fix --quiet",
     "lint": "eslint --cache --cache-location ../../node_modules/.cache/eslint",
-    "lint:all": "pnpm lint 'src/**/*.{ts,tsx}' 'test/**/*.{ts,tsx}'",
+    "lint:all": "pnpm lint 'src/**/*.{mts,ts,tsx}' 'test/**/*.{mts,ts,tsx}'",
     "precommit": "echo lint-staged runs from root",
-    "prettier": "prettier --write '*.{ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{ts,tsx,js,html,jsx,md}'",
-    "test": "PROJECT_JEST=1 jest --passWithNoTests",
-    "test:coverage": "pnpm run test --verbose --coverage",
-    "test:e2e": "pnpm run test --config jest-e2e.config.cjs",
-    "test:e2e:coverage": "pnpm test:coverage --config jest-e2e.config.cjs",
+    "prettier": "prettier --write '*.{mts,ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{mts,ts,tsx,js,html,jsx,md}'",
+    "test": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --config jest.config.cjs",
+    "test:coverage": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --verbose --coverage --config jest.config.cjs",
+    "test:e2e": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --config jest-e2e.config.cjs",
+    "test:e2e:coverage": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --verbose --coverage --config jest-e2e.config.cjs",
     "tsnodeenv": "NODE_OPTIONS=\"${NODE_OPTIONS:-} --require tsconfig-paths/register\" TS_NODE_PROJECT=\"../../tsconfig.cjs.json\"",
     "upkeep": "cd ../.. && pnpm upkeep"
   },

packages/coil-extension/jest.config.mjs

@@ -0,0 +1,12 @@
+// FROM UPKEEP TEMPLATE
+import { createRequire } from 'node:module'
+
+const require = createRequire(import.meta.url)
+const config = require('./jest.config.cjs')
+
+config.extensionsToTreatAsEsm = ['.mts']
+config.moduleFileExtensions.push('mts')
+config.testMatch = config.testMatch.concat(
+  config.testMatch.map( tm => tm.replace('.ts?', '.mts?')))
+
+export default config

packages/coil-extension/package.json

@@ -38,18 +38,18 @@
     "ff:load-ext": "ts-node --swc src/scripts/load-extension-into-ff.ts",
     "format": "pnpm prettier && LINT_FIX=1 pnpm lint:all --fix --quiet",
     "lint": "eslint --cache --cache-location ../../node_modules/.cache/eslint",
-    "lint:all": "pnpm lint 'src/**/*.{ts,tsx}' 'test/**/*.{ts,tsx}'",
+    "lint:all": "pnpm lint 'src/**/*.{mts,ts,tsx}' 'test/**/*.{mts,ts,tsx}'",
     "precommit": "echo lint-staged runs from root",
-    "prettier": "prettier --write '*.{ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{ts,tsx,js,html,jsx,md}'",
+    "prettier": "prettier --write '*.{mts,ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{mts,ts,tsx,js,html,jsx,md}'",
     "publish:dev": "./scripts/publish-coildev-chrome-store.sh",
     "publish:preview": "WEXT_SHIPIT_CHROME_EXTENSION_ID=iehmfkldnblennopinmmagfidpflefkp WEXT_MANIFEST_SUFFIX=Preview ./scripts/publish-coildev-chrome-store.sh",
     "serve:dist": "http-server -p 4000 dist",
     "serve:fixtures": "http-server -p 4000 test/fixtures",
     "serve:fixtures-iframes": "http-server -p 4000 test/fixtures/iframes",
-    "test": "PROJECT_JEST=1 jest --passWithNoTests",
-    "test:coverage": "pnpm run test --verbose --coverage",
-    "test:e2e": "pnpm run test --config jest-e2e.config.cjs",
-    "test:e2e:coverage": "pnpm test:coverage --config jest-e2e.config.cjs",
+    "test": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --config jest.config.cjs",
+    "test:coverage": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --verbose --coverage --config jest.config.cjs",
+    "test:e2e": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --config jest-e2e.config.cjs",
+    "test:e2e:coverage": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --verbose --coverage --config jest-e2e.config.cjs",
     "tsnodeenv": "NODE_OPTIONS=\"${NODE_OPTIONS:-} --require tsconfig-paths/register\" TS_NODE_PROJECT=\"../../tsconfig.cjs.json\"",
     "upkeep": "cd ../.. && pnpm upkeep",
     "web-ext-reload": "web-ext run --reload -s $PWD/dist -p default-release"

packages/coil-local-server/jest.config.mjs

@@ -0,0 +1,12 @@
+// FROM UPKEEP TEMPLATE
+import { createRequire } from 'node:module'
+
+const require = createRequire(import.meta.url)
+const config = require('./jest.config.cjs')
+
+config.extensionsToTreatAsEsm = ['.mts']
+config.moduleFileExtensions.push('mts')
+config.testMatch = config.testMatch.concat(
+  config.testMatch.map( tm => tm.replace('.ts?', '.mts?')))
+
+export default config

packages/coil-local-server/package.json

@@ -26,13 +26,13 @@
     "generate-code": "pnpm generate-graphql && pnpm prettier && pnpm lint:all --fix",
     "generate-graphql": "graphql-codegen --config codegen.yml",
     "lint": "eslint --cache --cache-location ../../node_modules/.cache/eslint",
-    "lint:all": "pnpm lint 'src/**/*.{ts,tsx}' 'test/**/*.{ts,tsx}'",
+    "lint:all": "pnpm lint 'src/**/*.{mts,ts,tsx}' 'test/**/*.{mts,ts,tsx}'",
     "precommit": "echo lint-staged runs from root",
-    "prettier": "prettier --write '*.{ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{ts,tsx,js,html,jsx,md}'",
-    "test": "PROJECT_JEST=1 jest --passWithNoTests",
-    "test:coverage": "pnpm run test --verbose --coverage",
-    "test:e2e": "pnpm run test --config jest-e2e.config.cjs",
-    "test:e2e:coverage": "pnpm test:coverage --config jest-e2e.config.cjs",
+    "prettier": "prettier --write '*.{mts,ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{mts,ts,tsx,js,html,jsx,md}'",
+    "test": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --config jest.config.cjs",
+    "test:coverage": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --verbose --coverage --config jest.config.cjs",
+    "test:e2e": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --config jest-e2e.config.cjs",
+    "test:e2e:coverage": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --verbose --coverage --config jest-e2e.config.cjs",
     "tsnodeenv": "NODE_OPTIONS=\"${NODE_OPTIONS:-} --require tsconfig-paths/register\" TS_NODE_PROJECT=\"../../tsconfig.cjs.json\"",
     "upkeep": "cd ../.. && pnpm upkeep"
   },

packages/coil-monorepo-upkeep/jest.config.mjs

@@ -0,0 +1,12 @@
+// FROM UPKEEP TEMPLATE
+import { createRequire } from 'node:module'
+
+const require = createRequire(import.meta.url)
+const config = require('./jest.config.cjs')
+
+config.extensionsToTreatAsEsm = ['.mts']
+config.moduleFileExtensions.push('mts')
+config.testMatch = config.testMatch.concat(
+  config.testMatch.map( tm => tm.replace('.ts?', '.mts?')))
+
+export default config

packages/coil-monorepo-upkeep/package.json

@@ -31,13 +31,13 @@
     "clean:build": "rimraf build",
     "format": "pnpm prettier && LINT_FIX=1 pnpm lint:all --fix --quiet",
     "lint": "eslint --cache --cache-location ../../node_modules/.cache/eslint",
-    "lint:all": "pnpm lint 'src/**/*.{ts,tsx}' 'test/**/*.{ts,tsx}'",
+    "lint:all": "pnpm lint 'src/**/*.{mts,ts,tsx}' 'test/**/*.{mts,ts,tsx}'",
     "precommit": "echo lint-staged runs from root",
-    "prettier": "prettier --write '*.{ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{ts,tsx,js,html,jsx,md}'",
-    "test": "PROJECT_JEST=1 jest --passWithNoTests",
-    "test:coverage": "pnpm run test --verbose --coverage",
-    "test:e2e": "pnpm run test --config jest-e2e.config.cjs",
-    "test:e2e:coverage": "pnpm test:coverage --config jest-e2e.config.cjs",
+    "prettier": "prettier --write '*.{mts,ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{mts,ts,tsx,js,html,jsx,md}'",
+    "test": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --config jest.config.cjs",
+    "test:coverage": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --verbose --coverage --config jest.config.cjs",
+    "test:e2e": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --config jest-e2e.config.cjs",
+    "test:e2e:coverage": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --verbose --coverage --config jest-e2e.config.cjs",
     "tsnodeenv": "NODE_OPTIONS=\"${NODE_OPTIONS:-} --require tsconfig-paths/register\" TS_NODE_PROJECT=\"../../tsconfig.cjs.json\"",
     "upkeep": "cd ../.. && pnpm upkeep"
   },

packages/coil-monorepo-upkeep/src/commands/doUpKeep/doUpKeep.ts

@@ -109,8 +109,18 @@ function setCommonScriptsAndMergeOverrides(
   }
   const githubPath = rootPackageJSON.repository.url.split(':')[1].slice(0, -4)
 
+  const jest = (...rest: string[]) => {
+    return `NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests ${rest.join(
+      ' '
+    )}`
+  }
+
+  const coverage = '--verbose --coverage'
+  const e2eConf = '--config jest-e2e.config.cjs'
+  const unitConf = '--config jest.config.cjs'
   let updated: PackageJSON = {
     ...subPackageJSON,
+    // TODO: use workspace
     version: '0.0.0',
     // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
     homepage: `https://github.com/${githubPath}/tree/main/${pathFromRoot}`,
@@ -131,7 +141,7 @@ function setCommonScriptsAndMergeOverrides(
       postinstall: undefined!,
       precommit: 'echo lint-staged runs from root',
       prettier:
-        "prettier --write '*.{ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{ts,tsx,js,html,jsx,md}'",
+        "prettier --write '*.{mts,ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{mts,ts,tsx,js,html,jsx,md}'",
       format: 'pnpm prettier && LINT_FIX=1 pnpm lint:all --fix --quiet',
       'build:ts': 'tsc --build tsconfig.build.json',
       'build:ts:watch': 'pnpm build:ts --watch',
@@ -145,12 +155,12 @@ function setCommonScriptsAndMergeOverrides(
       tsnodeenv:
         'NODE_OPTIONS="${NODE_OPTIONS:-} --require tsconfig-paths/register" TS_NODE_PROJECT="../../tsconfig.cjs.json"',
       upkeep: 'cd ../.. && pnpm upkeep',
-      'lint:all': "pnpm lint 'src/**/*.{ts,tsx}' 'test/**/*.{ts,tsx}'",
+      'lint:all': "pnpm lint 'src/**/*.{mts,ts,tsx}' 'test/**/*.{mts,ts,tsx}'",
       lint: 'eslint --cache --cache-location ../../node_modules/.cache/eslint',
-      'test:e2e': 'pnpm run test --config jest-e2e.config.cjs',
-      'test:e2e:coverage': 'pnpm test:coverage --config jest-e2e.config.cjs',
-      test: 'PROJECT_JEST=1 jest --passWithNoTests',
-      'test:coverage': 'pnpm run test --verbose --coverage'
+      'test:e2e': jest(e2eConf),
+      'test:e2e:coverage': jest(coverage, e2eConf),
+      test: jest(unitConf),
+      'test:coverage': jest(coverage, unitConf)
     }
   }
 

packages/coil-monorepo-upkeep/templates/static-shared-duplicated/jest.config.mjs

@@ -0,0 +1,12 @@
+// FROM UPKEEP TEMPLATE
+import { createRequire } from 'node:module'
+
+const require = createRequire(import.meta.url)
+const config = require('./jest.config.cjs')
+
+config.extensionsToTreatAsEsm = ['.mts']
+config.moduleFileExtensions.push('mts')
+config.testMatch = config.testMatch.concat(
+  config.testMatch.map( tm => tm.replace('.ts?', '.mts?')))
+
+export default config

packages/coil-privacypass-sjcl/jest.config.mjs

@@ -0,0 +1,12 @@
+// FROM UPKEEP TEMPLATE
+import { createRequire } from 'node:module'
+
+const require = createRequire(import.meta.url)
+const config = require('./jest.config.cjs')
+
+config.extensionsToTreatAsEsm = ['.mts']
+config.moduleFileExtensions.push('mts')
+config.testMatch = config.testMatch.concat(
+  config.testMatch.map( tm => tm.replace('.ts?', '.mts?')))
+
+export default config

packages/coil-privacypass-sjcl/package.json

@@ -27,13 +27,13 @@
     "clean:build": "rimraf build",
     "format": "pnpm prettier && LINT_FIX=1 pnpm lint:all --fix --quiet",
     "lint": "eslint --cache --cache-location ../../node_modules/.cache/eslint",
-    "lint:all": "pnpm lint 'src/**/*.{ts,tsx}' 'test/**/*.{ts,tsx}'",
+    "lint:all": "pnpm lint 'src/**/*.{mts,ts,tsx}' 'test/**/*.{mts,ts,tsx}'",
     "precommit": "echo lint-staged runs from root",
-    "prettier": "prettier --write '*.{ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{ts,tsx,js,html,jsx,md}'",
-    "test": "PROJECT_JEST=1 jest --passWithNoTests",
-    "test:coverage": "pnpm run test --verbose --coverage",
-    "test:e2e": "pnpm run test --config jest-e2e.config.cjs",
-    "test:e2e:coverage": "pnpm test:coverage --config jest-e2e.config.cjs",
+    "prettier": "prettier --write '*.{mts,ts,tsx,js,html,jsx,md}' '{src,test}/**/*.{mts,ts,tsx,js,html,jsx,md}'",
+    "test": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --config jest.config.cjs",
+    "test:coverage": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --verbose --coverage --config jest.config.cjs",
+    "test:e2e": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --config jest-e2e.config.cjs",
+    "test:e2e:coverage": "NODE_OPTIONS=--experimental-vm-modules PROJECT_JEST=1 jest --passWithNoTests --verbose --coverage --config jest-e2e.config.cjs",
     "tsnodeenv": "NODE_OPTIONS=\"${NODE_OPTIONS:-} --require tsconfig-paths/register\" TS_NODE_PROJECT=\"../../tsconfig.cjs.json\"",
     "upkeep": "cd ../.. && pnpm upkeep"
   },

packages/coil-puppeteer-utils/jest.config.mjs

@@ -0,0 +1,12 @@
+// FROM UPKEEP TEMPLATE
+import { createRequire } from 'node:module'
+
+const require = createRequire(import.meta.url)
+const config = require('./jest.config.cjs')
+
+config.extensionsToTreatAsEsm = ['.mts']
+config.moduleFileExtensions.push('mts')
+config.testMatch = config.testMatch.concat(
+  config.testMatch.map( tm => tm.replace('.ts?', '.mts?')))
+
+export default config