Traversing Test Pyramid for Android development

Dubinsky Dee SoaresJigish Chawda

Agenda

Test PyramidWhy TDD?Approaches of unit testing.Problems and solutions for unit testing.Sample tests.Functional Testing – overview.Various frameworks and approaches followed.Functional Test - demo.Continuous Integration

Test Pyramid

Functional Tests

Integration Tests

Unit Tests

Why Testing for Android?

Stable and better quality applications.

Apps are as important as the websites.

Ubiquitous.

Overview of Unit Testing in Android

Unit Test

Business logic

View validations

Behavior

Android Test Framework - Problems….

Application

ACTIVITY

POJO

• Low test coverage

• UI interactions & data

binding untested.

• Framework runs on DVM

• Time consuming

How can we solve these problems ?

ACTIVITY POJO

Virtual Machine

JVM

.class

RED

GREEN

REFACTOR

Let’s have a look at a few tests.

Overview of Functional Testing

Actual ApplicationBusiness Use CaseVisual AppearanceRealistic

Mobile ChallengesFragmentationRelease

Functional Testing Tool Expectation

Business languageExpressiveKeep up with timesRobustRealismCI Support

Functional Test : Approaches

Instrumented technique

Non- Instrumented technique

Calabash

Robotium

Functional Testing : Instrumented Approach

Android Testing Framework

• DSL

• Flexible APIs

• WebView support.

• Support iOS & Android

• Continuous Integration

A Demo - Calabash-android

Functional Testing : Non Instrumentation

Not restricted to one AppCustom ComponentsExternal Interactions Hardware Drivers

ToolsUI Automator, HoneyDew, Appium

Continuous Integration

CI BOX Pass

Fail

References

http://robolectric.org/http://martinfowler.com/bliki/TestPyramid.htmlhttp://developer.android.com/tools/testing/testing_android.htmlhttps://github.com/androidbootcamp/RobolectricDemo/tree/mds_demohttps://github.com/calabash/calabash-androidhttps://github.com/amplify-education/honeydew

You can reach us at

Jigish Chawda:Twitter: @jigishchawdaGithub: https://github.com/jigishchawda

Dubinsky Dee Soares:Twitter: @dubinskysoaresGithub: https://github.com/dubinskysoares