The document discusses the Magento 2 platform goals, emphasizing a modern tech stack and the importance of high code quality and testing for performance and scalability. It outlines various testing types including unit, integration, and functional tests, as well as tools like PHPUnit and Selenium WebDriver used for these tests. Additionally, it highlights practices such as code reviews and continuous integration to maintain quality standards.

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Why Quality?

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Magento 2 Platform Goals
M2
Modern Tech Stack
Improved
Performance &
Scalability
Streamline
Customization
Simplify External
Integrations
Easier
installation &
upgrades
High code
quality
& testing

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Code Quality & Testing
Merchant
Extension developer
System Integrator Magento Commerce

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”For the first time, testing was fun”

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”For the first time, testing was fun”

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Magento 2 Test Types (a little bit technical)

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Unit Test
• Isolated
• Fast
• Mocks, Stubs, Doubles
• Distributed with Module
• PhpUnit https://phpunit.de/

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Integration and API
• “Black-box”
• Integration Framework
>dev/tests/integration/framework
• Not fast
• PhpUnit

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Integration and API

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Unit vs Integration

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Static – clean code
• PHPMD
• PHPCS
• PHPCPD
• Magento-specific integrity tests
• >dev/tests/static/

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Performance
• JMeter
• End-To-End Scenarios

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Magento Testing Framework
Fucntional Tests
• End user experience testing
• >dev/tests/functional/
• Selenium Webdriver (+Grid)
• Slow, very slow

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Magento Testing Framework
http://devdocs.magento.com

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Magento Testing Framework

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Magento 2 Test Types
Acceptance
Functional
Performance
Static
Integration
& API
Unit

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Magento 2 Test Coverage
Unit Tests Integration Web API Functional
16000+ CE
4000+ EE
>35%
3200+ CE
400+ EE
640+ CE
50+ EE
300+ scenarios
1000 documented

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Magento “Kitchen” (Secret Information)

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Magento 2 Quality Stack

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Code Review

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Continuous Integratoin & Continuous delivery (a.k.a. CICD) - Bamboo

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Bamboo Build and build jobs

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Manual Acceptance Test
Yes, we still do manual checks 

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Community members – Travis CI

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Code Quality & Testing
Merchant
Extension developer
System Integrator Magento Commerce

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Thank you! Questions?
@maksek_ua