[WIP] E2E Test: Add tests for running real RN app

[jhen0409]

TODO

• Context Menu: should show AsyncStorage content as expected
• Context Menu: should clear AsyncStorage as expected
• Context Menu: should send Network request as expected if Network Inspsect enabled
• Test with Redux DevTools
• Test with React DevTools
• Test with Apollo Client DevTools
• Run tests on CI
• TestApp: Fix install errors on Node 9

Test plan

• Use Detox to control the simulator
• Use NativeModules.DevSettings.setIsDebuggingRemotely(true) to enforce app use debug mode
• Use Spectron to launch RNDebugger
• Test context menu functions (AsyncStorage / Networks Inspect)
• Test with Redux / MobX app and Redux DevTools
• Test React DevTools behavior
• Test with Apollo Client DevTools

CI plan

• It might running on macOS only
• Followed the guide for running on CI

[Gongreg]

Hey @jhen0409, do you need any help regarding detox? If you have any questions feel free to ask.

I see that you are trying to use jest for detox, from my experience mocha works a lot more reliably.