React TDD - Basic

Best practices for TDD for React JS development

notes: react structure / styles could be better but this project is mostly focused on developing functionalities in best possible Test driven way

Changelog

• Integrated Jest, Enzyme.
• Add shallow and snapshot test
• Click simulation, dom, state and props testing.
• Scenario and Specification based BDD (Behaviour Driven Development). Refactor test to remove test polluiton.
• Mocking a callback function using jest.fn()
• Improve test coverage. Ignore setup files from test coverage.
• Extract util functions in a separate file and add test cases