tests/phpunit.md - Document multiple helper classes. Provide specific examples of writing tests.
Created by: totten
This is a significant revision of the PHPUnit documentation. This specifically:
- Adds concrete examples of writing tests in various styles (
CiviUnitTestCase
,CiviEndToEndTestCase
,civix
) - Adds reference documentation for classes/traits/interfaces provided by Civi's test library
- Imports key information from Testapalooza docs (#389 (closed))