Testing

In Drupal

Reasons of testing

● Find bugs● Semantics (not for syntax)● Function● Class● API● Service

● Ensure workflow – user stories● Make less work for us ;)

Goodies

● Automation● Speed (code, grid)● Triggered tests (Hudson)● Bug → solution → test● TDD● Safer refactoring

Types

● Unit● Functional● Ad-hoc

Ad-hoc

● On demand● Random● Unreliable

Unit test

● Checks● Code● Behavior● Integrity

● Elements● SetUp● TearDown● Test● Assertion

– Value– Message

● Test sets

Unit test libs

● PHPUnit (PHP)● http://www.phpunit.de/manual/3.4/en/writing-tests-for-phpunit.html

● JUnit (Java)● NUnit (C#)● Simpletest (PHP)

Functional test

● UI● Text● Widgets (button, form, ...)

● Behavior● Workflow● Browser

Functional test libs

● Selenium● Core● Plugins (Eclipse, Firefox)● RC● Grid

● Castle

Drupal + test

● Simpletest (unit + ~functional)● D6 → use Simpletest module● D7 → in core● Subclass DrupalWebTestCase

● In case of OpenAtrium: AtriumWebTestCase

Drupal + Simpletest

● Start test (WebUI or script)● Create new environment● Run tests● Clear environment

DEMO

Links

● http://en.wikipedia.org/wiki/Test-driven_development● http://www.phpunit.de/● http://xunitpatterns.com/● http://www.drupal.org/project/simpletest● http://qa.drupal.org/