fix: test.each respects chaiConfig

Author: sheremet-va

packages/runner/src/suite.ts

@@ -248,7 +248,7 @@ function formatTitle(template: string, items: any[], idx: number) {
   let formatted = format(template, ...items.slice(0, count))
   if (isObject(items[0])) {
     formatted = formatted.replace(/\$([$\w_.]+)/g,
-      (_, key) => objDisplay(objectAttr(items[0], key)) as unknown as string,
+      (_, key) => objDisplay(objectAttr(items[0], key), runner?.config?.chaiConfig) as unknown as string,
     // https://github.com/chaijs/chai/pull/1490
     )
   }

packages/runner/src/types/runner.ts

@@ -13,6 +13,9 @@ export interface VitestRunnerConfig {
     hooks: SequenceHooks
     setupFiles: SequenceSetupFiles
   }
+  chaiConfig?: {
+    truncateThreshold?: number
+  }
   maxConcurrency: number
   testTimeout: number
   hookTimeout: number

packages/utils/src/display.ts

@@ -3,6 +3,10 @@ import util from 'util'
 // @ts-expect-error doesn't have types
 import loupeImport from 'loupe'
 
+interface LoupeOptions {
+  truncateThreshold?: number
+}
+
 const loupe = (typeof loupeImport.default === 'function' ? loupeImport.default : loupeImport)
 
 export function format(...args: any[]) {
@@ -14,19 +18,21 @@ export function utilInspect(item: unknown, options?: util.InspectOptions) {
 }
 
 // chai utils
-export function loupeInspect(obj: unknown): string {
+export function loupeInspect(obj: unknown, options: LoupeOptions = {}): string {
   return loupe(obj, {
     depth: 2,
-    truncate: 40,
+    truncate: options.truncateThreshold === 0
+      ? Infinity
+      : (options.truncateThreshold ?? 40),
   })
 }
 
-export function objDisplay(obj: unknown) {
-  const truncateThreshold = 40
-  const str = loupeInspect(obj)
+export function objDisplay(obj: unknown, options: LoupeOptions = {}): string {
+  const truncateThreshold = options.truncateThreshold ?? 40
+  const str = loupeInspect(obj, options)
   const type = Object.prototype.toString.call(obj)
 
-  if (str.length >= truncateThreshold) {
+  if (truncateThreshold && str.length >= truncateThreshold) {
     if (type === '[object Function]') {
       const fn = obj as () => void
       return (!fn.name || fn.name === '')