jpmoura
/ jest-mock-bcrypt-example.ts
Created
August 12, 2021 23:50
Mocking bcrypt library with Jest and TypeScript
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| // Using compare method as example | |
| const bcryptCompare = jest.fn().mockRejectedValue(new Error('Random error')); | |
| (bcrypt.compare as jest.Mock) = bcryptCompare; | |
| //call method that uses bcrypt.compare with async | |
| const bcryptCompare = jest.fn().mockResolvedValue(true); | |
| (bcrypt.compare as jest.Mock) = bcryptCompare; | |
| //call method that uses bcrypt.compare with async |