Test Pyramidin an

AndroidAgile Project

How to balance your android test suite to have a good feedback, from units to functionals.

Lima, 2013

PORTELAPAMELA

Tests, seriously? It’s a mobile app..[ ]

Shared codebases

15+

Devs, QAs and Ops

40+

http://martinfowler.com/bliki/TestPyramid.html

6

Unit Test

Verify small pieces individually

Run fast

Run a lot of times during development

Feedback instantly

Feedback

Android? It’s Java, let’s TDD.

9

Android TDD

java.lang.RuntimeException: Stub!

Android SDK classes are not trivial

eyes on docs

huge API

test object

result()

assert(expected, obj.result())

Humm, I’ve seen that..

The ‘2 + 2 = 4’ example!

the object u’re looking at

dependencies

getData()

saveSomething()

verify(mock).saveSomething()

when(stub.getData()).thenReturn(data)

http://martinfowler.com/articles/mocksArentStubs.html

mockstub

double

Unit Testswith

Dependency injection

Roboguice

Robolectric

jUnit

DI

Mocks

Android Shadows

@Test

Functional Test

UI testing [with full stack]

Tests user flow

BDD, ATDD

Feedback after a coffee

business likes that ;)

sounds perfect

*not a strict definition

Cucumber

Honeydew

wraps UIAutomator

step definitions in Ruby

+=]

github.com/amplify-education/honeydew

Cucumber feature file

Honeydew steps

Cool.. write as much user-like tests as you can.. PERFECT!![ ]

Flaky

Slow

Costy

Feedback

some UI tests

Where are you?

http://fabiopereira.me/blog/2012/03/18/introducing-depth-of-test-dot/

external services

backend

libs

API contracts validation

PACTO

https://github.com/thoughtworks/pacto

Annnnd.. the manual tests?[ ]

Thank you! ;)

PORTELA@rafaelportela rportela@thoughtworks.com

PAMELA@pamcdmpmori@thoughtworks.com

Questions?

Feedback?

A beer?