message: mockFn.mockImplementation(fn): fix example
  * mockFn.mockImplementation(fn): fix example
  As per discussion at [https://github.com/facebook/jest/issues/4256](https://github.com/facebook/jest/issues/4256)
  need to add: jest.mock('./SomeClass');
  Although the example here just miss to point on local path
  * mockFn.mockImplementation(fn): adding comment
  Adding a comment about the possible behaviour using automocking
diff: @@ -98,8 +98,8 @@ module.exports = class SomeClass {
  }
  // OtherModule.test.js
  -jest.mock('SomeClass')
  -const SomeClass = require('SomeClass')
  +jest.mock('./SomeClass'); // this happens automatically with automocking
  +const SomeClass = require('./SomeClass')
  const mMock = jest.fn()
  SomeClass.mockImplementation(() => {
  return {
  