fix(reporter): use default error formatter for JUnit (#5629)

Author: hi-ogawa

Diff for: packages/vitest/src/node/error.ts

@@ -1,5 +1,6 @@
 /* eslint-disable prefer-template */
 import { existsSync, readFileSync } from 'node:fs'
+import { Writable } from 'node:stream'
 import { normalize, relative } from 'pathe'
 import c from 'picocolors'
 import cliTruncate from 'cli-truncate'
@@ -13,7 +14,7 @@ import { TypeCheckError } from '../typecheck/typechecker'
 import { isPrimitive } from '../utils'
 import type { Vitest } from './core'
 import { divider } from './reporters/renderers/utils'
-import type { Logger } from './logger'
+import { Logger } from './logger'
 import type { WorkspaceProject } from './workspace'
 
 interface PrintErrorOptions {
@@ -27,6 +28,26 @@ interface PrintErrorResult {
   nearest?: ParsedStack
 }
 
+// use Logger with custom Console to capture entire error printing
+export async function captuerPrintError(
+  error: unknown,
+  ctx: Vitest,
+  project: WorkspaceProject,
+) {
+  let output = ''
+  const writable = new Writable({
+    write(chunk, _encoding, callback) {
+      output += String(chunk)
+      callback()
+    },
+  })
+  const result = await printError(error, project, {
+    showCodeFrame: false,
+    logger: new Logger(ctx, writable, writable),
+  })
+  return { nearest: result?.nearest, output }
+}
+
 export async function printError(error: unknown, project: WorkspaceProject | undefined, options: PrintErrorOptions): Promise<PrintErrorResult | undefined> {
   const { showCodeFrame = true, fullStack = false, type } = options
   const logger = options.logger

Diff for: packages/vitest/src/node/reporters/github-actions.ts

@@ -1,10 +1,8 @@
-import { Writable } from 'node:stream'
 import { getTasks } from '@vitest/runner/utils'
 import stripAnsi from 'strip-ansi'
 import type { File, Reporter, Vitest } from '../../types'
 import { getFullName } from '../../utils'
-import { printError } from '../error'
-import { Logger } from '../logger'
+import { captuerPrintError } from '../error'
 import type { WorkspaceProject } from '../workspace'
 
 export class GithubActionsReporter implements Reporter {
@@ -44,7 +42,7 @@ export class GithubActionsReporter implements Reporter {
 
     // format errors via `printError`
     for (const { project, title, error } of projectErrors) {
-      const result = await printErrorWrapper(error, this.ctx, project)
+      const result = await captuerPrintError(error, this.ctx, project)
       const stack = result?.nearest
       if (!stack)
         continue
@@ -63,23 +61,6 @@ export class GithubActionsReporter implements Reporter {
   }
 }
 
-// use Logger with custom Console to extract messgage from `processError` util
-// TODO: maybe refactor `processError` to require single function `(message: string) => void` instead of full Logger?
-async function printErrorWrapper(error: unknown, ctx: Vitest, project: WorkspaceProject) {
-  let output = ''
-  const writable = new Writable({
-    write(chunk, _encoding, callback) {
-      output += String(chunk)
-      callback()
-    },
-  })
-  const result = await printError(error, project, {
-    showCodeFrame: false,
-    logger: new Logger(ctx, writable, writable),
-  })
-  return { nearest: result?.nearest, output }
-}
-
 // workflow command formatting based on
 // https://docs.github.com/en/actions/using-workflows/workflow-commands-for-github-actions#setting-an-error-message
 // https://github.com/actions/toolkit/blob/f1d9b4b985e6f0f728b4b766db73498403fd5ca3/packages/core/src/command.ts#L80-L85

Diff for: packages/vitest/src/node/reporters/junit.ts

@@ -3,13 +3,12 @@ import { hostname } from 'node:os'
 import { dirname, relative, resolve } from 'pathe'
 
 import type { Task } from '@vitest/runner'
-import type { ErrorWithDiff } from '@vitest/utils'
 import { getSuites } from '@vitest/runner/utils'
+import stripAnsi from 'strip-ansi'
 import type { Vitest } from '../../node'
 import type { Reporter } from '../../types/reporter'
-import { parseErrorStacktrace } from '../../utils/source-map'
-import { F_POINTER } from '../../utils/figures'
 import { getOutputFile } from '../../utils/config-helpers'
+import { captuerPrintError } from '../error'
 import { IndentedLogger } from './renderers/indented-logger'
 
 export interface JUnitOptions {
@@ -140,31 +139,6 @@ export class JUnitReporter implements Reporter {
     await this.logger.log(`</${name}>`)
   }
 
-  async writeErrorDetails(task: Task, error: ErrorWithDiff): Promise<void> {
-    const errorName = error.name ?? error.nameStr ?? 'Unknown Error'
-    const errorDetails = `${errorName}: ${error.message}`
-
-    // Be sure to escape any XML in the error Details
-    await this.baseLog(escapeXML(errorDetails))
-
-    const project = this.ctx.getProjectByTaskId(task.id)
-    const stack = parseErrorStacktrace(error, {
-      getSourceMap: file => project.getBrowserSourceMapModuleById(file),
-      frameFilter: this.ctx.config.onStackTrace,
-    })
-
-    // TODO: This is same as printStack but without colors. Find a way to reuse code.
-    for (const frame of stack) {
-      const path = relative(this.ctx.config.root, frame.file)
-
-      await this.baseLog(escapeXML(` ${F_POINTER} ${[frame.method, `${path}:${frame.line}:${frame.column}`].filter(Boolean).join(' ')}`))
-
-      // reached at test file, skip the follow stack
-      if (frame.file in this.ctx.state.filesMap)
-        break
-    }
-  }
-
   async writeLogs(task: Task, type: 'err' | 'out'): Promise<void> {
     if (task.logs == null || task.logs.length === 0)
       return
@@ -205,7 +179,12 @@ export class JUnitReporter implements Reporter {
               if (!error)
                 return
 
-              await this.writeErrorDetails(task, error)
+              const result = await captuerPrintError(
+                error,
+                this.ctx,
+                this.ctx.getProjectByTaskId(task.id),
+              )
+              await this.baseLog(escapeXML(stripAnsi(result.output.trim())))
             })
           }
         }

Diff for: test/reporters/fixtures/error.test.ts

@@ -0,0 +1,49 @@
+import { afterAll, it, expect } from "vitest";
+
+afterAll(() => {
+  throwSuite()
+})
+
+it('stack', () => {
+  throwDeep()
+})
+
+it('diff', () => {
+  expect({ hello: 'x' }).toEqual({ hello: 'y' })
+})
+
+it('unhandled', () => {
+  (async () => throwSimple())()
+})
+
+it('no name object', () => {
+  throw { noName: 'hi' };
+});
+
+it('string', () => {
+  throw "hi";
+});
+
+it('number', () => {
+  throw 1234;
+});
+
+it('number name object', () => {
+  throw { name: 1234 };
+});
+
+it('xml', () => {
+  throw new Error('error message that has XML in it <div><input/></div>');
+})
+
+function throwDeep() {
+  throwSimple()
+}
+
+function throwSimple() {
+  throw new Error('throwSimple')
+}
+
+function throwSuite() {
+  throw new Error('throwSuite')
+}

Diff for: test/reporters/src/data-for-junit.ts

@@ -34,3 +34,83 @@ Error: afterAll error
 </testsuites>
 "
 `;
+
+exports[`format error 1`] = `
+"<?xml version="1.0" encoding="UTF-8" ?>
+<testsuites name="vitest tests" tests="9" failures="8" errors="0" time="...">
+    <testsuite name="error.test.ts" timestamp="..." hostname="..." tests="9" failures="8" errors="0" skipped="0" time="...">
+        <testcase classname="error.test.ts" name="stack" time="...">
+            <failure message="throwSimple" type="Error">
+Error: throwSimple
+ ❯ throwSimple error.test.ts:44:9
+ ❯ throwDeep error.test.ts:40:3
+ ❯ error.test.ts:8:3
+            </failure>
+        </testcase>
+        <testcase classname="error.test.ts" name="diff" time="...">
+            <failure message="expected { hello: &apos;x&apos; } to deeply equal { hello: &apos;y&apos; }" type="AssertionError">
+AssertionError: expected { hello: &apos;x&apos; } to deeply equal { hello: &apos;y&apos; }
+
+- Expected
++ Received
+
+  Object {
+-   &quot;hello&quot;: &quot;y&quot;,
++   &quot;hello&quot;: &quot;x&quot;,
+  }
+
+ ❯ error.test.ts:12:26
+            </failure>
+        </testcase>
+        <testcase classname="error.test.ts" name="unhandled" time="...">
+        </testcase>
+        <testcase classname="error.test.ts" name="no name object" time="...">
+            <failure>
+{
+  noName: &apos;hi&apos;,
+  expected: &apos;undefined&apos;,
+  actual: &apos;undefined&apos;,
+  stacks: []
+}
+⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯
+Serialized Error: { noName: &apos;hi&apos; }
+            </failure>
+        </testcase>
+        <testcase classname="error.test.ts" name="string" time="...">
+            <failure message="hi">
+Unknown Error: hi
+            </failure>
+        </testcase>
+        <testcase classname="error.test.ts" name="number" time="...">
+            <failure message="1234">
+Unknown Error: 1234
+            </failure>
+        </testcase>
+        <testcase classname="error.test.ts" name="number name object" time="...">
+            <failure type="1234">
+{
+  name: 1234,
+  nameStr: &apos;1234&apos;,
+  expected: &apos;undefined&apos;,
+  actual: &apos;undefined&apos;,
+  stacks: []
+}
+            </failure>
+        </testcase>
+        <testcase classname="error.test.ts" name="xml" time="...">
+            <failure message="error message that has XML in it &lt;div&gt;&lt;input/&gt;&lt;/div&gt;" type="Error">
+Error: error message that has XML in it &lt;div&gt;&lt;input/&gt;&lt;/div&gt;
+ ❯ error.test.ts:36:9
+            </failure>
+        </testcase>
+        <testcase classname="error.test.ts" name="error.test.ts" time="...">
+            <failure message="throwSuite" type="Error">
+Error: throwSuite
+ ❯ throwSuite error.test.ts:48:9
+ ❯ error.test.ts:4:3
+            </failure>
+        </testcase>
+    </testsuite>
+</testsuites>
+"
+`;