- [Instructor] To write an Espresso test,…we will be using the Espresso formula.…There are three parts to the Espresso formula,…onView, which takes a ViewMatcher,…and then .perform, which takes a ViewAction,…and .check, which takes a ViewAssertion.…First, we use onView to locate a view on the screen.…Once we have the view, we can perform some action on it.…
For example, clicking, typing, etc.…We can also check that it looks as expected.…We will be using the Espresso formula in our test.…We will use it three times.…First, we will check that the text view is empty…in the beginning.…Then, we will use it to perform the action click.…We are going to click on the greet button.…Finally, we are going to check that…the TextView displays the text "Hello!"…Let's write the test.…
- Advantages of Espresso and automated testing
- Adding Espresso to an Android project
- Creating your first test
- Recording actions in the Test Recorder
- Pinpointing a view
- Testing list views
- Testing recycler views
Skill Level Beginner
Android App Development: Data Persistence Librarieswith Annyce Davis4h 52m Intermediate
Effective Android Testing for Mobile Developerswith Chiu-Ki Chan2h 56m Intermediate
Advanced Android Espresso Testingwith Chiu-Ki Chan1h 37m Advanced
1. What Is Espresso?
2. Your First Espresso Test
3. Espresso Test Recorder
4. Pinpointing a View
5. List View
6. Recycler View
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