Integration testing
Integration tests test the interaction between individual components, layers, and an environment. They can be found in the dev/tests/integration directory. Like unit tests, Magento also uses PHPUnit for integration tests. Thus, the difference between a unit and an integration test is not that much of a technical nature; rather, it's of a logical nature.
To specifically trigger integration tests only, we can execute the following command on the console:
php bin/magento dev:tests:run integration
When executed, Magento internally changes the directory to dev/tests/integration and executes a command that is similar to the following one:
php /Users/branko/www/magento2/./vendor/phpunit/phpunit/phpunit
The integration directory has ...
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