Chef DevOps Chef DevOps Testing & Quality Assurance 2

Question 1

In ChefSpec, which call creates a simulated Chef run for unit testing?

Accepted Answer

ChefSpec::SoloRunner.converge

Answer

ChefSpec::SoloRunner.converge creates a simulated in-memory Chef run for unit testing without actually applying changes to a node.

Question 2

What does the `kitchen converge` command do to the test instance?

Accepted Answer

Applies the cookbook's recipes to the test instance

Answer

The `kitchen converge` command applies the cookbook's recipes to the already-created test instance, bringing it to the desired state.

Question 3

Which InSpec resource would you use to assert that a system service is running?

Accepted Answer

service

Answer

The InSpec `service` resource tests whether a system service is installed, enabled, and currently running.

Question 4

What is the purpose of `kitchen verify` in the Test Kitchen lifecycle?

Accepted Answer

Run InSpec or Serverspec tests against the converged instance

Answer

`kitchen verify` executes the defined test suite (InSpec, Serverspec, etc.) against a converged Test Kitchen instance to assert the desired state was achieved.

Question 5

In ChefSpec, which RSpec-style matcher asserts that a package would be installed during a Chef run?

Accepted Answer

to install_package('name')

Answer

The ChefSpec matcher `to install_package('name')` uses RSpec expect syntax to assert the Chef run would install the specified package.

Chef DevOps Practice Test

Chef DevOps Practice Test

Chef DevOps Chef DevOps Testing & Quality Assurance 2