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• Issue #378

  Testing RxJava, Debugging and More

  Donn and Kaushik talk about testing RxJava streams with a Kotlin extension method and how and when to test various scenarios.
• Issue #378

  Android Engineer

  At Favor, we are building a world class team that shares a passion for modern, clean code & products that make a difference. Android Engineers own all phases of development, testing, & release of our Android Consumer & Runner apps to help us achieve our mission of ‘Anything Delivered'.
• Issue #376

  Testing your isolated Fragments with Koin

  With proper architecture it’s easy to substitute dependencies inside screen under the test with fakes or mocks. Oleg Osipenko shows us how to do this using Koin.
• Issue #373

  Taking Advantage of Kotlin Data Classes in Android

  Amanda Hinchman talks about the benefits of using Kotlin data classes — in particular, working with them in unit testing.
• Issue #371

  Testing and JUnit 5 with Marcel Schnelle

  Marcel Schnelle joins Donn in this episode to talk about how to get your application under test and some steps to go from scared to confident in your testing process.
• Issue #371

  Troubleshooting Mockito-Kotlin in Android Testing

  Amanda shares Tips, Tricks, and Gotchas with mocking in Android Unit Testing.
• Issue #369

  Instrumentation Testing with Dagger2, Retrofit2, MockWebServer 

  When Mohammed Audhil started writing test cases, he was sure to use DI, mock server response, and it took a while to come with a fully functional flow. He shares it here step-by-step.
• Issue #368

  Testing Custom Views with Robolectric 4

  This is a short tutorial/intro by Peter Törnhult on how to set up and use Robolectric to create Component tests for your custom views.
• Issue #368

  Given When Then — Our Testing Approach

  Using Given When Then has helped Alistair Sykes to structure tests, write single responsibility tests and improve test coverage. Here he describes how it helps.
• Issue #365

  How to Use Fastlane for Android (with examples)

  Barry Bryant shows how Fastlane, a tool to automate all of various repetitive tasks from building and testing to notifying our teammates and deploying to Google Play, can be integrated into your project.
• Issue #365

  Effective Approach to Mobile App Testing

  Robert Konarskis believes that it is a good time to start thinking about covering your apps with automated tests, and in this post he shares his findings with you.
• Issue #364

  Android testing with Espresso’s Idling Resources and testing fidelity

  Jose Alcérreca shows how to write & use the Espresso testing framework's idling resources to make your UI tests fast and reliable.
• Issue #360

  Superior Testing: Need for Speed

  Artur Dryomov shares a couple tips for speeding up your CI builds.
• Issue #358

  Deep Dive into writing Performance Tests with @JankTest

  Performance testing is something rare that we see in nowadays application development. Great tutorial by Marcos Holgado about how to use @JankTest to detect framerate drops.
• Issue #358

  Android Testing with JUnit & mockito

  Ahmed Elshahawi gives an example of how to use JUnit & mockito
• Issue #353

  Stepping into Activity tests with ActivityScenarios

  The testing team at Google introduced the Android X Test libraries, amongst which we can find ActivityScenario, a new way to test Activities and code related to them. These APIs made it to a stable version, so Roberto Orgiu shows how to use them.
• Issue #352

  Espresso Testing and Screen Robots: Getting Started

  In this Espresso testing tutorial, Victoria Gonda shows how to create UI tests with Espresso and how to leverage Screen Robots to make them clear and maintainable.
• Issue #352

  Superior Testing: Make Fakes not Mocks

  After years of writing and reading tests, Artur Dryomov discovered that mocking is either overused or underused; striking the right balance seems to be a complicated issue.
• Issue #347

  Android Developer Options - Simulate Display Cutout

  In this video, Nate Ebel looks at an Android Developer Option to simulate a display cutout which can make testing your cutout support easier.
• Issue #345

  Advanced UI testing

  Piotr Mądry shares some advanced tips on using Espresso for testing.
• Issue #345

  Testing LiveData in JUnit 4 and JUnit 5

  Architecture components are one of the most exciting things that happened to Android in the past years. But how do you effectively go about and testing this? Jeroen Mols shows you how.
• Issue #344

  Effective LiveData and ViewModel Testing

  In this post Josef Raska explains how to test LiveData and ViewModels effectively. He explains how to implement your own TestObserver and what to look for. Also be sure to checkout his library.
• Issue #344

  livedata-testing

  TestObserver to easily test LiveData and make assertions on them.
• Issue #344

  AndroidX’s FragmentFactory with Dagger for Fragment dependency injection

  In this article by Alex Townsend you'll learn how to leverage a custom FragmentFactory for constructor injection using a library like Dagger. The basic idea is to improve testability by enabling Fragment testing in isolation.
• Issue #343

  A view on testing Android apps

  In this article, Alin provides a guideline for writing a robust unit test suite so that your app can have better test coverage and reliable tests.