Page-objects-pattern

Amir Barylko - Page Objects MavenThought Inc.

AMIR BARYLKO

PAGE OBJECTSPATTERN

WINNIPEG RUBY USER GROUPFEB 2012

Amir Barylko - Page Objects MavenThought Inc.

WHO AM I?

• Architect

•Developer

•Mentor

• Great cook

• The one who’s entertaining you for the next hour!

Amir Barylko - Page Objects MavenThought Inc.

UI TESTING (BDD)

Amir Barylko - Page Objects MavenThought Inc.

WHAT’S THE POINT?

• Flush out requirements

•Drive development

• Traceability

•Documentation

• ????

Amir Barylko - Page Objects MavenThought Inc.

WHO CARES?

• The Stakeholders

• The Developers

•QAs

• BAs

• Etc

Amir Barylko - Page Objects MavenThought Inc.

WHAT’S THE PROBLEM?

•New approach

• It’s quite a bit of effort

• Classic roles may clash

• The whole team needs to buy in

• Implementation changes may imply test changes

Amir Barylko - Page Objects MavenThought Inc.

IMPLEMENTATION

Amir Barylko - Page Objects MavenThought Inc.

FEATURES

Feature: Listing projects As a user I Want to see the list of projects So I can choose one to see the details

Scenario: List all projects Given I'm logged in And I have some projects loaded When I go to the projects page Then I should the complete list of projects

Amir Barylko - Page Objects MavenThought Inc.

STEPS

When /^I have some projects loaded$/ do

# setup the projects you have

end

Then /^I should have the complete list of projects$/ do

# some cool ruby code here to

# verify that what you are seeing is what you

# actually have in the database

end

Amir Barylko - Page Objects MavenThought Inc.

COMMON STRUCTURE

Step Cucumber Implementation

Arrange Given I have.... Put some stuff in the DB

Act When I do this...Click, enter values,

more clicking

Assert Then I should see... DB == HTML?

Amir Barylko - Page Objects MavenThought Inc.

LOOK MA! NO TAGS!

• How to avoid brittle tests?

•What do we do in general when coding?

• Reusability.... perhaps?

• Less coupling, maybe?

• How? Where?

Amir Barylko - Page Objects MavenThought Inc.

LOOK MA! NO SLIDES!

unless boring || stef.still_talking? do demo()end

Amir Barylko - Page Objects MavenThought Inc.

QUESTIONS?

Amir Barylko - Page Objects MavenThought Inc.

RESOURCES

• Email: [email protected],

• Twitter : @abarylko

• Blog: http://orthocoders.com

•Materials: http://orthocoders.com/presentations

•Website: http://maventhought.com

Amir Barylko - Page Objects MavenThought Inc.

RESOURCES II

• PoP: http://code.google.com/p/selenium/wiki/PageObjects

• Gizmo: https://github.com/icaruswings/gizmo

• Example1: https://github.com/cheezy/uitesting_blog

• Capybara: https://github.com/jnicklas/capybara

• Cucumber: https://cucumber.org