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Effective Android Testing for Mobile Developers

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Overview

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Explore effective testing techniques for Android by walking through an app development workflow where testing is integrated throughout the process.

Syllabus

Introduction

Welcome
What you should know
Using the exercise files

1. Testing Considerations

Why test?
Types of tests
Local vs. on-device

2. Test as You Go

The sample app
Smallest unit first
TDD: Red, Green, Refactor, part 1
TDD: Red, Green, Refactor, part 2
Code coverage
UI-less on-device test: RecipeStore
UI-less on-device test: Setup
UI-less on-device test: Null test
UI-less on-device test: Count test
UI-less on-device test: Lookup test

3. UI Testing

RecyclerView
Showing Recipes in MainActivity
RecipeActivity: Layout
RecipeAdapter: OnClickListener
RecipeActivity: Loading a recipe
Vector drawable: Create
Vector drawable: Use
SharedPreferencesFavorites
Favorite: OnClickListener
RecipeActivityTest: An espresso test

4. Hermetic Environment

Test doubles
Dependency injection
InMemoryFavorites
RecipeApplication
TestRecipeApplication
CustomTestRunner
Test state: Setup
Test state: Test

5. Robot Pattern

What vs. How
ScreenRobot
RecipeRobot
Clear favorites
Separation of concerns

6. Model-View-Presenter

Introduction
View Interface and Presenter
Refactor: Load recipe
Refactor: Show error
Refactor: Show recipe
Refactor: Toggle favorite
Mockito: Intro
Mockito: Setup
Testing with MVP: recipeNotFound()
Testing with MVP: Exception
Testing with MVP: ArgumentCaptor
Summary

Conclusion

Next steps

Taught by

Chiu-Ki Chan

Reviews

4.4 rating at LinkedIn Learning based on 50 ratings

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