node:test support

.changeset/flat-ghosts-admire.md

@@ -0,0 +1,5 @@
+---
+"earl": minor
+---
+
+Add support for node:test

.github/workflows/ci.yml

@@ -8,7 +8,7 @@ jobs:
   CI:
     strategy:
       matrix:
-        node: ["16.x", "18.x"]
+        node: ["18.x", "20.x", "22.x"]
         os: [ubuntu-latest, windows-latest, macos-latest]
     runs-on: ${{ matrix.os }}
 

examples/example-node-runner/package.json

@@ -10,11 +10,15 @@
     "lint": "biome check ./src",
     "lint:fix": "biome check --apply ./src",
     "typecheck": "tsc --noEmit",
-    "test": "node --test --loader ts-node/esm src/*.test.ts",
+    "test": "glob -c \"node --test --test-reporter=@voxpelli/node-test-pretty-reporter --loader ts-node/esm\" \"src/*.test.ts\"",
     "test:fix": "pnpm lint:fix && pnpm format:fix && pnpm test && pnpm typecheck"
   },
   "dependencies": {
     "earl": "workspace:^1.2.1",
-    "example-plugin": "workspace:^1.0.0"
+    "example-plugin": "workspace:^"
+  },
+  "devDependencies": {
+    "@voxpelli/node-test-pretty-reporter": "^1.1.1",
+    "glob": "^10.3.15"
   }
 }

examples/example-node-runner/src/example-plugin.test.ts

@@ -0,0 +1,23 @@
+import { describe, it } from 'node:test'
+import { expect } from 'earl'
+import 'example-plugin'
+
+describe('example-plugin', () => {
+  it('EvenNumberMatcher works', () => {
+    expect(2).toEqual(expect.evenNumber())
+  })
+
+  it('EvenNumberMatchers is type safe', () => {
+    // @ts-expect-error - type mismatch
+    expect('2').not.toEqual(expect.evenNumber())
+  })
+
+  it('toBeEven works', () => {
+    expect(2).toBeEven()
+  })
+
+  it('toBeEven is type safe', () => {
+    // @ts-expect-error - type mismatch
+    expect('foo').not.toBeEven()
+  })
+})

examples/example-plugin/cjs-package.json

@@ -0,0 +1 @@
+{ "type": "commonjs" }

examples/example-plugin/package.json

@@ -3,12 +3,13 @@
   "private": true,
   "version": "1.0.0",
   "license": "MIT",
-  "main": "./dist/index.js",
-  "module": "./dist/index.js",
+  "type": "module",
+  "main": "./dist/cjs/index.js",
+  "module": "./dist/esm/index.js",
   "exports": {
     ".": {
-      "import": "./dist/index.js",
-      "require": "./dist/index.js"
+      "import": "./dist/esm/index.js",
+      "require": "./dist/cjs/index.js"
     }
   },
   "scripts": {
@@ -19,7 +20,9 @@
     "lint:fix": "biome check --apply ./src",
     "typecheck": "tsc --noEmit",
     "clean": "rimraf dist tsconfig.tsbuildinfo",
-    "build": "pnpm clean && tsc --build",
+    "build": "pnpm run clean && pnpm run build:esm && pnpm run build:cjs",
+    "build:esm": "tsc -p tsconfig.esm.json",
+    "build:cjs": "tsc -p tsconfig.cjs.json && cp cjs-package.json dist/cjs/package.json",
     "test:fix": "pnpm lint:fix && pnpm format:fix && pnpm typecheck"
   },
   "devDependencies": {

examples/example-plugin/src/index.ts

@@ -1,2 +1,2 @@
-import './evenNumber'
-import './toBeEven'
+import './evenNumber.js'
+import './toBeEven.js'

examples/example-plugin/tsconfig.cjs.json

@@ -0,0 +1,10 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "module": "CommonJS",
+    "moduleResolution": "Node",
+    "verbatimModuleSyntax": false,
+    "outDir": "dist/cjs"
+  },
+  "exclude": ["dist", "src/test", "src/**/*.test.ts"]
+}

examples/example-plugin/tsconfig.esm.json

@@ -0,0 +1,4 @@
+{
+  "extends": "./tsconfig.json",
+  "exclude": ["dist", "src/test", "src/**/*.test.ts"]
+}

examples/example-plugin/tsconfig.json

@@ -1,8 +1,23 @@
 {
-  "extends": "../../tsconfig.json",
   "compilerOptions": {
-    "outDir": "dist",
-    "rootDir": "src"
+    "lib": ["ESNext", "DOM", "DOM.Iterable"],
+    "target": "ESNext",
+    "module": "NodeNext",
+    "moduleResolution": "NodeNext",
+    "esModuleInterop": true,
+    "verbatimModuleSyntax": true,
+
+    "strict": true,
+    "noImplicitOverride": true,
+    "noUncheckedIndexedAccess": true,
+
+    "sourceMap": true,
+    "declaration": true,
+    "declarationMap": true,
+
+    "skipLibCheck": true,
+
+    "outDir": "dist/esm"
   },
-  "include": ["src"]
+  "exclude": ["dist"]
 }

packages/earl/src/errors/AssertionError.ts

@@ -1,3 +1,4 @@
+import { fileURLToPath } from 'node:url'
 import ErrorStackParser from 'error-stack-parser'
 
 interface AssertionErrorOptions {
@@ -34,7 +35,7 @@ export class AssertionError extends Error {
         parsed = parsed ?? ErrorStackParser.parse({ stack: cleaned } as Error)
         const fileName = parsed[0]?.fileName
         if (fileName?.startsWith('file://')) {
-          return fileName.slice(7)
+          return fileURLToPath(fileName)
         }
         return fileName
       },

packages/earl/src/errors/stack-traces.test.ts

@@ -1,3 +1,4 @@
+import { fileURLToPath } from 'node:url'
 import { expect } from 'chai'
 import ErrorStackParser from 'error-stack-parser'
 
@@ -41,6 +42,6 @@ describe('stack traces for errors', () => {
       return nestedGetControl()
     }
     const control = nestedValidator()
-    expect(control.file).to.equal(import.meta.url)
+    expect(control.file).to.equal(fileURLToPath(import.meta.url))
   })
 })

packages/earl/src/validators/snapshots/TestContext.ts

@@ -1,3 +1,5 @@
+import { fileURLToPath } from 'node:url'
+
 export type TestContext = NodeTestContext | MochaTestContext | UvuTestContext
 
 export interface NodeTestContext {
@@ -20,6 +22,9 @@ export function getTestFile(context: TestContext): string | undefined {
   if ('test' in context) {
     const file = context.test?.file
     if (typeof file === 'string') {
+      if (file.startsWith('file://')) {
+        return fileURLToPath(file)
+      }
       return file
     }
   }