test(web): add unit test framework

web/jest.config.js

@@ -0,0 +1,9 @@
+module.exports = {
+  moduleFileExtensions: ['js', 'jsx'],
+  name: 'react-component-benchmark',
+  resetMocks: true,
+  roots: ['<rootDir>'],
+  setupFilesAfterEnv: ['<rootDir>/config/setupTests.js'],
+  testEnvironment: 'jsdom',
+  timers: 'fake',
+};