feat: update types for overridden getConfig and configure functions

Author: yinm

types/index.d.ts

@@ -5,12 +5,25 @@ import {
   Queries,
   BoundFunction,
   prettyFormat,
+  Config as ConfigDTL,
 } from '@testing-library/dom'
 import {Renderer} from 'react-dom'
 import {act as reactAct} from 'react-dom/test-utils'
 
 export * from '@testing-library/dom'
 
+export interface Config extends ConfigDTL {
+  reactStrictMode: boolean
+}
+
+export interface ConfigFn {
+  (existingConfig: Config): Partial<Config>
+}
+
+export function configure(configDelta: ConfigFn | Partial<Config>): void
+
+export function getConfig(): Config
+
 export type RenderResult<
   Q extends Queries = typeof queries,
   Container extends Element | DocumentFragment = HTMLElement,

types/test.tsx

@@ -62,6 +62,28 @@ export function testFireEvent() {
   fireEvent.click(container)
 }
 
+export function testConfigure() {
+  // test for DTL's config
+  pure.configure({testIdAttribute: 'foobar'})
+  pure.configure(existingConfig => ({
+    testIdAttribute: `modified-${existingConfig.testIdAttribute}`,
+  }))
+
+  // test for RTL's config
+  pure.configure({reactStrictMode: true})
+  pure.configure(existingConfig => ({
+    reactStrictMode: !existingConfig.reactStrictMode,
+  }))
+}
+
+export function testGetConfig() {
+  // test for DTL's config
+  pure.getConfig().testIdAttribute
+
+  // test for RTL's config
+  pure.getConfig().reactStrictMode
+}
+
 export function testDebug() {
   const {debug, getAllByTestId} = render(
     <>