Hello Espresso! Start with Android Gray box automation
summary
Espresso is a Google‑maintained Android UI automation library that demonstrates fast, low‑flakiness tests by integrating with instrumentation and auto‑waiting; examples show a basic input→click→assert test running in ~2 seconds, list handling via onData vs RecyclerViewActions (espresso‑contrib), intent verification and stubbing using Espresso‑Intents, and synchronization with a visible SimpleIdlingResource registered in IdlingRegistry register/unregister; code and runnable samples live in automationhacks/testingsamples on GitHub.
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chapters (28)
- 0:00Start
- 1:43Intro
- 2:41Expectations
- 3:41What Will We Cover
- 4:14What Is an Espresso Test How Is It Structured
- 6:13What Espresso Is
- 10:19Instrumentation Runner
- 11:59View Matcher
- 17:17Find the Element
- 19:29Layout Inspector
- 28:59Adapter View
- 30:07Negative Test
- 34:49Long List Activity Test
- 36:23Recycler Viewer
- 41:00Scroll to the Expect Expected Element
- 41:43Verify that Recyclerview Has this Specific Element
- 46:15How To Automate Intents
- 46:40Sample Application
- 1:07:19Code Example
- 1:12:10Quiz
- 1:14:43How To Automate Web Views
- 1:18:35Inspect Your Application
- 1:18:57Usb Debugging
- 1:19:22Chrome Developer Tools
- 1:19:56Chrome Debugging
- 1:21:13Start Your Web Test
- 1:23:44Android Studio
- 1:24:26App Source Code
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