In JavaScript, Jest provides this using module mocks. The code under test imports a module, but in the test environment that module has been swapped out with a

In JavaScript, Jest provides this using module mocks. The code under test imports a module, but in the test environment that module has been swapped out with a mocked implementation. https://jestjs.io/docs/en/jest-object#jestmockmodulename-factory-options https://jestjs.io/docs/en/jest-object#jestmockmodulename-fac...