Massive/mock-providers.tsx

import {NavigationContainer} from '@react-navigation/native'
import React from 'react'
import {
  DarkTheme,
  DefaultTheme,
  Provider as PaperProvider,
} from 'react-native-paper'
import MaterialIcon from 'react-native-vector-icons/MaterialIcons'
import {ThemeContext} from './use-theme'

export const MockProviders = ({
  children,
}: {
  children: JSX.Element | JSX.Element[]
}) => (
  <PaperProvider settings={{icon: props => <MaterialIcon {...props} />}}>
    <ThemeContext.Provider
      value={{
        theme: 'system',
        setTheme: jest.fn(),
        lightColor: DefaultTheme.colors.primary,
        darkColor: DarkTheme.colors.primary,
        setLightColor: jest.fn(),
        setDarkColor: jest.fn(),
      }}>
      <NavigationContainer>{children}</NavigationContainer>
    </ThemeContext.Provider>
  </PaperProvider>
)