feat: introduce experimental reported tasks

packages/browser/src/node/rpc.ts

@@ -70,7 +70,7 @@ export function setupBrowserRpc(
           ctx.state.catchError(error, type)
         },
         async onCollected(files) {
-          ctx.state.collectFiles(files)
+          ctx.state.collectFiles(project, files)
           await ctx.report('onCollected', files)
         },
         async onTaskUpdate(packs) {

packages/runner/src/collect.ts

@@ -1,4 +1,5 @@
 import { processError } from '@vitest/utils/error'
+import { toArray } from '@vitest/utils'
 import type { File, SuiteHooks } from './types/tasks'
 import type { VitestRunner } from './types/runner'
 import {
@@ -34,11 +35,18 @@ export async function collectTests(
     clearCollectorContext(filepath, runner)
 
     try {
-      const setupStart = now()
-      await runSetupFiles(config, runner)
+      const setupFiles = toArray(config.setupFiles)
+      if (setupFiles.length) {
+        const setupStart = now()
+        await runSetupFiles(config, setupFiles, runner)
+        const setupEnd = now()
+        file.setupDuration = setupEnd - setupStart
+      }
+      else {
+        file.setupDuration = 0
+      }
 
       const collectStart = now()
-      file.setupDuration = collectStart - setupStart
 
       await runner.importFile(filepath, 'collect')
 

packages/runner/src/setup.ts

@@ -1,11 +1,10 @@
-import { toArray } from '@vitest/utils'
 import type { VitestRunner, VitestRunnerConfig } from './types/runner'
 
 export async function runSetupFiles(
   config: VitestRunnerConfig,
+  files: string[],
   runner: VitestRunner,
 ): Promise<void> {
-  const files = toArray(config.setupFiles)
   if (config.sequence.setupFiles === 'parallel') {
     await Promise.all(
       files.map(async (fsPath) => {

packages/ui/client/composables/client/static.ts

@@ -9,7 +9,7 @@ import type {
 } from 'vitest'
 import { parse } from 'flatted'
 import { decompressSync, strFromU8 } from 'fflate'
-import { StateManager } from '../../../../vitest/src/node/state'
+import { StateManager } from '../../../../ws-client/src/state'
 
 interface HTMLReportMetadata {
   paths: string[]
@@ -55,7 +55,6 @@ export function createStaticClient(): VitestClient {
     },
     getTransformResult: asyncNoop,
     onDone: noop,
-    onCollected: asyncNoop,
     onTaskUpdate: noop,
     writeFile: asyncNoop,
     rerun: asyncNoop,

packages/utils/src/diff/index.ts

@@ -69,7 +69,7 @@ const FALLBACK_FORMAT_OPTIONS = {
  * @param options Diff options
  * @returns {string | null} a string diff
  */
-export function diff(a: any, b: any, options?: DiffOptions): string | null {
+export function diff(a: any, b: any, options?: DiffOptions): string | undefined {
   if (Object.is(a, b)) {
     return ''
   }
@@ -80,11 +80,11 @@ export function diff(a: any, b: any, options?: DiffOptions): string | null {
   if (aType === 'object' && typeof a.asymmetricMatch === 'function') {
     if (a.$$typeof !== Symbol.for('jest.asymmetricMatcher')) {
       // Do not know expected type of user-defined asymmetric matcher.
-      return null
+      return undefined
     }
     if (typeof a.getExpectedType !== 'function') {
       // For example, expect.anything() matches either null or undefined
-      return null
+      return undefined
     }
     expectedType = a.getExpectedType()
     // Primitive types boolean and number omit difference below.
@@ -104,7 +104,7 @@ export function diff(a: any, b: any, options?: DiffOptions): string | null {
   }
 
   if (omitDifference) {
-    return null
+    return undefined
   }
 
   switch (aType) {
@@ -234,7 +234,7 @@ export function printDiffOrStringify(
   expected: unknown,
   received: unknown,
   options?: DiffOptions,
-): string | null {
+): string | undefined {
   const { aAnnotation, bAnnotation } = normalizeDiffOptions(options)
 
   if (

packages/utils/src/error.ts

@@ -1,5 +1,6 @@
 import { type DiffOptions, printDiffOrStringify } from './diff'
 import { format, stringify } from './display'
+import type { TestError } from './types'
 
 // utils is bundled for any environment and might not support `Element`
 declare class Element {
@@ -26,7 +27,7 @@ function getUnserializableMessage(err: unknown) {
 }
 
 // https://developer.mozilla.org/en-US/docs/Web/API/Web_Workers_API/Structured_clone_algorithm
-export function serializeError(val: any, seen: WeakMap<WeakKey, any> = new WeakMap()): any {
+export function serializeValue(val: any, seen: WeakMap<WeakKey, any> = new WeakMap()): any {
   if (!val || typeof val === 'string') {
     return val
   }
@@ -41,7 +42,7 @@ export function serializeError(val: any, seen: WeakMap<WeakKey, any> = new WeakM
   }
   // cannot serialize immutables as immutables
   if (isImmutable(val)) {
-    return serializeError(val.toJSON(), seen)
+    return serializeValue(val.toJSON(), seen)
   }
   if (
     val instanceof Promise
@@ -56,7 +57,7 @@ export function serializeError(val: any, seen: WeakMap<WeakKey, any> = new WeakM
     return `${val.toString()} ${format(val.sample)}`
   }
   if (typeof val.toJSON === 'function') {
-    return serializeError(val.toJSON(), seen)
+    return serializeValue(val.toJSON(), seen)
   }
 
   if (seen.has(val)) {
@@ -69,7 +70,7 @@ export function serializeError(val: any, seen: WeakMap<WeakKey, any> = new WeakM
     seen.set(val, clone)
     val.forEach((e, i) => {
       try {
-        clone[i] = serializeError(e, seen)
+        clone[i] = serializeValue(e, seen)
       }
       catch (err) {
         clone[i] = getUnserializableMessage(err)
@@ -90,7 +91,7 @@ export function serializeError(val: any, seen: WeakMap<WeakKey, any> = new WeakM
           return
         }
         try {
-          clone[key] = serializeError(val[key], seen)
+          clone[key] = serializeValue(val[key], seen)
         }
         catch (err) {
           // delete in case it has a setter from prototype that might throw
@@ -104,18 +105,22 @@ export function serializeError(val: any, seen: WeakMap<WeakKey, any> = new WeakM
   }
 }
 
+export { serializeValue as serializeError }
+
 function normalizeErrorMessage(message: string) {
   return message.replace(/__(vite_ssr_import|vi_import)_\d+__\./g, '')
 }
 
 export function processError(
-  err: any,
+  _err: any,
   diffOptions?: DiffOptions,
   seen: WeakSet<WeakKey> = new WeakSet(),
 ): any {
-  if (!err || typeof err !== 'object') {
-    return { message: err }
+  if (!_err || typeof _err !== 'object') {
+    return { message: String(_err) }
   }
+  const err = _err as TestError
+
   // stack is not serialized in worker communication
   // we stringify it first
   if (err.stack) {
@@ -133,7 +138,7 @@ export function processError(
   ) {
     err.diff = printDiffOrStringify(err.actual, err.expected, {
       ...diffOptions,
-      ...err.diffOptions,
+      ...err.diffOptions as DiffOptions,
     })
   }
 
@@ -163,10 +168,10 @@ export function processError(
   catch {}
 
   try {
-    return serializeError(err)
+    return serializeValue(err)
   }
   catch (e: any) {
-    return serializeError(
+    return serializeValue(
       new Error(
         `Failed to fully serialize error: ${e?.message}\nInner error message: ${err?.message}`,
       ),

packages/utils/src/index.ts

@@ -47,4 +47,6 @@ export type {
   Constructable,
   ParsedStack,
   ErrorWithDiff,
+  SerializedError,
+  TestError,
 } from './types'

packages/utils/src/source-map.ts

@@ -15,7 +15,7 @@ export interface StackTraceParserOptions {
   ignoreStackEntries?: (RegExp | string)[]
   getSourceMap?: (file: string) => unknown
   getFileName?: (id: string) => string
-  frameFilter?: (error: Error, frame: ParsedStack) => boolean | void
+  frameFilter?: (error: ErrorWithDiff, frame: ParsedStack) => boolean | void
 }
 
 const CHROME_IE_STACK_REGEXP = /^\s*at .*(?:\S:\d+|\(native\))/m

packages/utils/src/types.ts

@@ -32,8 +32,29 @@ export interface ParsedStack {
   column: number
 }
 
-export interface ErrorWithDiff extends Error {
-  name: string
+export interface SerializedError {
+  message: string
+  stack?: string
+  name?: string
+  stacks?: ParsedStack[]
+  cause?: SerializedError
+  [key: string]: unknown
+}
+
+export interface TestError extends SerializedError {
+  cause?: TestError
+  diff?: string
+  actual?: string
+  expected?: string
+}
+
+/**
+ * @deprecated Use `TestError` instead
+ */
+export interface ErrorWithDiff {
+  message: string
+  name?: string
+  cause?: unknown
   nameStr?: string
   stack?: string
   stackStr?: string

packages/vitest/rollup.config.js

@@ -95,7 +95,7 @@ const plugins = [
   json(),
   commonjs(),
   esbuild({
-    target: 'node14',
+    target: 'node18',
   }),
 ]
 

packages/vitest/src/api/setup.ts

@@ -46,10 +46,6 @@ export function setup(ctx: Vitest, _server?: ViteDevServer) {
   function setupClient(ws: WebSocket) {
     const rpc = createBirpc<WebSocketEvents, WebSocketHandlers>(
       {
-        async onCollected(files) {
-          ctx.state.collectFiles(files)
-          await ctx.report('onCollected', files)
-        },
         async onTaskUpdate(packs) {
           ctx.state.updateTasks(packs)
           await ctx.report('onTaskUpdate', packs)

packages/vitest/src/api/types.ts

@@ -27,7 +27,6 @@ export interface TransformResultWithSource {
 }
 
 export interface WebSocketHandlers {
-  onCollected: (files?: File[]) => Promise<void>
   onTaskUpdate: (packs: TaskResultPack[]) => void
   getFiles: () => File[]
   getTestFiles: () => Promise<SerializedSpec[]>

packages/vitest/src/node/core.ts

@@ -440,7 +440,7 @@ export class Vitest {
       files.forEach((file) => {
         file.logs?.forEach(log => this.state.updateUserLog(log))
       })
-      this.state.collectFiles(files)
+      this.state.collectFiles(project, files)
     }
 
     await this.report('onCollected', files).catch(noop)

packages/vitest/src/node/error.ts

@@ -306,7 +306,7 @@ function printModuleWarningForSourceCode(logger: Logger, path: string) {
   )
 }
 
-export function displayDiff(diff: string | null, console: Console) {
+export function displayDiff(diff: string | undefined, console: Console) {
   if (diff) {
     console.error(`\n${diff}\n`)
   }

packages/vitest/src/node/pools/forks.ts

@@ -137,7 +137,7 @@ export function createForksPool(
           && error instanceof Error
           && /The task has been cancelled/.test(error.message)
         ) {
-          ctx.state.cancelFiles(files, ctx.config.root, project.config.name)
+          ctx.state.cancelFiles(files, project)
         }
         else {
           throw error

packages/vitest/src/node/pools/rpc.ts

@@ -76,7 +76,7 @@ export function createMethodsRPC(project: WorkspaceProject, options: MethodsOpti
       return ctx.report('onPathsCollected', paths)
     },
     onCollected(files) {
-      ctx.state.collectFiles(files)
+      ctx.state.collectFiles(project, files)
       return ctx.report('onCollected', files)
     },
     onAfterSuiteRun(meta) {

packages/vitest/src/node/pools/threads.ts

@@ -135,7 +135,7 @@ export function createThreadsPool(
           && error instanceof Error
           && /The task has been cancelled/.test(error.message)
         ) {
-          ctx.state.cancelFiles(files, ctx.config.root, project.config.name)
+          ctx.state.cancelFiles(files, project)
         }
         else {
           throw error

packages/vitest/src/node/pools/typecheck.ts

@@ -61,7 +61,7 @@ export function createTypecheckPool(ctx: Vitest): ProcessPool {
     checker.setFiles(files)
 
     checker.onParseStart(async () => {
-      ctx.state.collectFiles(checker.getTestFiles())
+      ctx.state.collectFiles(project, checker.getTestFiles())
       await ctx.report('onCollected')
     })
 
@@ -80,7 +80,7 @@ export function createTypecheckPool(ctx: Vitest): ProcessPool {
       }
 
       await checker.collectTests()
-      ctx.state.collectFiles(checker.getTestFiles())
+      ctx.state.collectFiles(project, checker.getTestFiles())
 
       await ctx.report('onTaskUpdate', checker.getTestPacks())
       await ctx.report('onCollected')
@@ -107,7 +107,7 @@ export function createTypecheckPool(ctx: Vitest): ProcessPool {
       const checker = await createWorkspaceTypechecker(project, files)
       checker.setFiles(files)
       await checker.collectTests()
-      ctx.state.collectFiles(checker.getTestFiles())
+      ctx.state.collectFiles(project, checker.getTestFiles())
       await ctx.report('onCollected')
     }
   }
@@ -135,7 +135,7 @@ export function createTypecheckPool(ctx: Vitest): ProcessPool {
       })
       const triggered = await _p
       if (project.typechecker && !triggered) {
-        ctx.state.collectFiles(project.typechecker.getTestFiles())
+        ctx.state.collectFiles(project, project.typechecker.getTestFiles())
         await ctx.report('onCollected')
         await onParseEnd(project, project.typechecker.getResult())
         continue

packages/vitest/src/node/pools/vmForks.ts

@@ -147,7 +147,7 @@ export function createVmForksPool(
           && error instanceof Error
           && /The task has been cancelled/.test(error.message)
         ) {
-          ctx.state.cancelFiles(files, ctx.config.root, project.config.name)
+          ctx.state.cancelFiles(files, project)
         }
         else {
           throw error

packages/vitest/src/node/pools/vmThreads.ts

@@ -141,7 +141,7 @@ export function createVmThreadsPool(
           && error instanceof Error
           && /The task has been cancelled/.test(error.message)
         ) {
-          ctx.state.cancelFiles(files, ctx.config.root, project.config.name)
+          ctx.state.cancelFiles(files, project)
         }
         else {
           throw error