client-reactnative/__tests__/SecondaryHeader/SecondaryHeader-test.tsx
//components/SecondaryHeader/SecondaryHeader.tsx
import React from 'react';
import renderer from 'react-test-renderer';
import SecondaryHeader from '../../src/components/SecondaryHeader/SecondaryHeader';
import { NativeBaseProvider } from 'native-base';
test('renders correctly', () => {
const tree = renderer.create(
<NativeBaseProvider>
<SecondaryHeader title='Hi' />
</NativeBaseProvider>
).toJSON();
expect(tree).toMatchSnapshot();
})