Question: Jest issue since upgrading from RN59 to RN61.rc3

[jrwpatterson]

anybody able to help me since upgrading to RN61 when I try to mock native modules in this way...

jest.mock('Alert', () => ({
alert: jest.fn()
}))

it just tells me

Cannot find module 'Alert' from '.tsx'

I haven't changed the code...

[react-native-bot]

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[ide]

You need to mock the JS module -- either a file or a package, but not a native module. Ex: you could mock the package: jest.mock('react-native', ...).