Creating an issue to discuss future features for Jest integration in CodeSandbox...

Jest in CodeSandbox 2.5 - issue | release

• Unit testing
• Mock functions
• Snapshot testing (read only, does not create new snapshots)
• Async runner
• UI - watch mode, show test fail inline in editor, run tests for single suite

Jest in CodeSandbox 3

• Snapshot saving
• Manual mocks
• Jest config
• Code Coverage

Please comment in this issue with more features that should be added to the list.

cc @CompuIves