react-redux-mock.js

jest.mock('react-redux', () => ({
  connect: (mapStateToProps, mapDispatchToProps) => (reactComponent) => ({
    mapStateToProps,
    mapDispatchToProps: (dispatch = mockDispatch, ownProps) => mapDispatchToProps(dispatch, ownProps),
    reactComponent,
    mockDispatch: jest.fn((action) => action)
  }),
  Provider: ({children}) => children
}));