Add integration test for TodoActionsMain. #35
Description
Code that interface with external data have been separated into their own modules.
These includes:
DataStoreCodeRepositoryTaskManagementSystem
They can be mocked by creating a mock version using __mocks__ folder.
https://jestjs.io/docs/en/manual-mocks
This issue has been automatically created by todo-actions based on a TODO comment found in src/TodoActionsMain.test.ts:1. It will automatically be closed when the TODO comment is removed from the default branch (master).