only restore the mock that was created in the same scope

Author: eps1lon

src/__tests__/new-act.js

@@ -1,4 +1,4 @@
-let asyncAct
+let asyncAct, consoleErrorMock
 
 jest.mock('react-dom/test-utils', () => ({
   act: cb => {
@@ -9,11 +9,11 @@ jest.mock('react-dom/test-utils', () => ({
 beforeEach(() => {
   jest.resetModules()
   asyncAct = require('../act-compat').asyncAct
-  jest.spyOn(console, 'error').mockImplementation(() => {})
+  consoleErrorMock = jest.spyOn(console, 'error').mockImplementation(() => {})
 })
 
 afterEach(() => {
-  console.error.mockRestore()
+  consoleErrorMock.mockRestore()
 })
 
 test('async act works when it does not exist (older versions of react)', async () => {

src/__tests__/no-act.js

@@ -1,15 +1,15 @@
-let act, asyncAct, React
+let act, asyncAct, React, consoleErrorMock
 
 beforeEach(() => {
   jest.resetModules()
   act = require('../pure').act
   asyncAct = require('../act-compat').asyncAct
   React = require('react')
-  jest.spyOn(console, 'error').mockImplementation(() => {})
+  consoleErrorMock = jest.spyOn(console, 'error').mockImplementation(() => {})
 })
 
 afterEach(() => {
-  console.error.mockRestore()
+  consoleErrorMock.mockRestore()
 })
 
 jest.mock('react-dom/test-utils', () => ({}))

src/__tests__/old-act.js

@@ -1,13 +1,13 @@
-let asyncAct
+let asyncAct, consoleErrorMock
 
 beforeEach(() => {
   jest.resetModules()
   asyncAct = require('../act-compat').asyncAct
-  jest.spyOn(console, 'error').mockImplementation(() => {})
+  consoleErrorMock = jest.spyOn(console, 'error').mockImplementation(() => {})
 })
 
 afterEach(() => {
-  console.error.mockRestore()
+  consoleErrorMock.mockRestore()
 })
 
 jest.mock('react-dom/test-utils', () => ({

tests/setup-env.js

@@ -1,8 +1,10 @@
 import '@testing-library/jest-dom/extend-expect'
 
+let consoleErrorMock
+
 beforeEach(() => {
   const originalConsoleError = console.error
-  jest
+  consoleErrorMock = jest
     .spyOn(console, 'error')
     .mockImplementation((message, ...optionalParams) => {
       // Ignore ReactDOM.render/ReactDOM.hydrate deprecation warning
@@ -14,8 +16,5 @@ beforeEach(() => {
 })
 
 afterEach(() => {
-  // maybe another test already restore console error mocks
-  if (typeof console.error.mockRestore === 'function') {
-    console.error.mockRestore()
-  }
+  consoleErrorMock.mockRestore()
 })