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PHPUnit 6 Shift

The PHPUnit 6 Shift reviews your tests for any backward incompatible changes and automates the upgrade process to PHPUnit 6.


  • Running PHP 7.0 or higher.
  • Previously running PHPUnit 4 or higher.
  • Test class within the tests folder.

Automated Changes

  • Converting references to the PHPUnit_Framework PSR-0 namespace to their respective PSR-4 references.
  • Updating phpunit/phpunit composer dependency to ^8.0.
  • Modernizing PHP syntax, such as the short array syntax.

Manual Changes

While the PHPUnit 6 Shift addresses backward incompatible changes, there are also [deprecations]( you may wish to review manually.

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