Drupal Quality Control & Assurance 3

Question 1

In a Drupal CI/CD pipeline, what is the primary purpose of running `composer validate`?

Accepted Answer

Verifying that composer.json and composer.lock are consistent and well-formed

Answer

`composer validate` checks that composer.json is syntactically correct and that composer.lock matches the declared dependencies, catching drift before deployment.

Question 2

What Drupal status report warning indicates a potential security risk that QA teams should address immediately?

Accepted Answer

Modules with available security updates

Answer

Modules flagged with available security updates in the Status Report represent known vulnerabilities that must be patched to protect the site.

Question 3

Which approach best prevents regressions when refactoring a Drupal custom module's service class?

Accepted Answer

Writing unit tests for the service before refactoring, then verifying they still pass after

Answer

Pre-existing unit tests act as a safety net by immediately revealing if refactoring broke any expected behavior without requiring manual verification.

Question 4

What does the Drupal `DeprecationHelper` (or `@trigger_error` with `E_USER_DEPRECATED`) enable in quality assurance workflows?

Accepted Answer

Flagging code paths that will break in future Drupal major versions so they can be fixed proactively

Answer

Triggering E_USER_DEPRECATED errors allows CI tools like PHPUnit's deprecation tracker to surface deprecated API usage before a major version upgrade breaks the site.

Question 5

In Drupal's automated testing, what is the role of `setUp()` in a test class?

Accepted Answer

Initializes the test environment and shared state before each test method runs

Answer

`setUp()` is called before every individual test method, providing a fresh and consistent starting state to prevent test interdependence.

Drupal Practice Test

Drupal Practice Test

Drupal Quality Control & Assurance 3