expo install jest-expo jest
npm install -D react-test-renderer@17.0.1
"scripts": {
"test": "jest"
},
"jest": {
"preset": "jest-expo",
"transformIgnorePatterns": [
"node_modules/(?!((jest-)?react-native|@react-native(-community)?)|expo(nent)?|@expo(nent)?/.*|@expo-google-fonts/.*|react-navigation|@react-navigation/.*|@unimodules/.*|unimodules|sentry-expo|.*native-base.*|react-native-svg)"
],
"setupFiles": ["./jestSetupFile.js"]
},
import mockAsyncStorage from '@react-native-async-storage/async-storage/jest/async-storage-mock';
jest.mock('@react-native-async-storage/async-storage', () => mockAsyncStorage);
import React from 'react';
import renderer from 'react-test-renderer';
import App from './App.js';
describe('<App />', () => {
it('has 1 child', () => {
const tree = renderer.create(
<App/>
).toJSON();
if (tree.children === null)
console.log('TREE CHILDREN IS NULL');
else
console.log('TREE CHILDREN has data', tree.children.length, tree.children);
// expect(tree.children.length).toBe(1);
});
});
const inset = {
frame: { x: 0, y: 0, width: 0, height: 0 },
insets: { top: 0, left: 0, right: 0, bottom: 0 },
};
cp /root/docker/gextrasign/App.test.js jestSetupFile.js /root/docker/gextrasale
cp /root/docker/gextrasign/App.test.js jestSetupFile.js /root/docker/gextrareact
cp /root/docker/gextrasign/App.test.js jestSetupFile.js /root/docker/gextratime
cp /root/docker/gextrasign/App.test.js jestSetupFile.js /root/docker/flatbayreact
npm run test