dev.bg - angular 1 and jasmine (unit testing and tdd)

Angularand

Jasmine

@d_danailov

Topics Today

● What is TDD and Unit Testing● What is Jasmine● Horrible Mistakes (Possible Mistakes)● Examples

Priorities and Management

Code Base: Monolithic Applications

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Team Size

Challenges

Team Size

Long time

TDDand

Unit Testing

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Unit Testing

● Only on memory● Fast● Repeatable● Not touch any external resources

Class Voice Recognition

function Record(object) // void function

Voice Recognition API

Class Voice Recognition

function Record(object) // void function

Voice Recognition API

Fake Voice Recognition API - Mockup Object (Assert)

Mock objects vs Stub objects

function Record(object) // void function

Voice Recognition API

LogWritter

Mock objects vs Stub objects

function Record(object) // void function

Voice Recognition API

LogWritter

Mock objects vs Stub objects

function Record(object) // void function

Voice Recognition API

LogWritter

Fake Voice Recognition API

Fake LogWritter

Mock objects vs Stub objects

function Record(object) // void function

Voice Recognition API

LogWritter

Fake Voice Recognition API - Stub

Fake LogWritter - Mockup Object

(Assert)

Understanding Mock Objects - Roy Osherove

Possible Horrible Mistakes

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GOTO 2013 • JS Unit Testing Good Practices & Horrible Mistakes • Roy Osherove

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Just by doing it,Unit Testing Makes

Your file easier

PossibleHorrible Mistake

Unit testing makes your developer lives easier● Easier to find bugs● Easier to maintain● Easier to understand● Easier to Developer

Unit test have bugsNo TrustRefactoringTest Code is not an important

No Test Review

PossibleHorrible Mistake

Test reviews vs code reviews

● Understand intent of developer● 10 times quicker● Drill in when needed● Important for learning teams

Test reviews

● Making your test TRUSTworthy● Creating MAINTAINable tests● READable tests

RTFM

Mocking all the things

PossibleHorrible Mistake

Faking

Mock objects vs Stub objects

function Record(object) // void function

Voice Recognition API

LogWritter

Fake Voice Recognition API - Stub

Fake LogWritter - Mockup Object

(Assert)

Mixing Unit And Integration Tests

PossibleHorrible Mistake

Unit Testing

● Only on memory● Fast● Repeatable● Not touch any external resources

The Testing Diamond and the Pyramid by

Todd Little

Article: The Testing Diamond and the Pyramid

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Play by Play: Angular Testing with John Papa and Ward Bell

Article: The power of lazy programming

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Лекцията на Aлекс Тодоров: Мутанти, зомбита и тестове

jpapa.me/yohottowel

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Resourceshttp://bit.ly/angular-jasmine

Questions