Jasmine JavaScript Testing Framework Jasmine JavaScript for Beginner's 2

Question 1

What does the `beforeAll` function do in a Jasmine test suite?

Accepted Answer

Runs once before all specs in a describe block

Answer

`beforeAll` executes a setup function exactly once before any specs in the describe block run.

Question 2

Which matcher checks that a value is strictly `undefined`?

Accepted Answer

toBeUndefined()

Answer

`toBeUndefined()` specifically checks that the actual value is `=== undefined`.

Question 3

How do you skip a `describe` block without deleting it?

Accepted Answer

xdescribe()

Answer

Prefixing `describe` with `x` (i.e., `xdescribe`) disables the entire suite without removing code.

Question 4

What is the purpose of `jasmine.createSpy('name')`?

Accepted Answer

Creates a standalone spy function not attached to any object

Answer

`jasmine.createSpy` returns a bare spy function useful when no existing object method needs to be tracked.

Question 5

Which Jasmine method makes a spec report as pending with a reason?

Accepted Answer

pending('reason')

Answer

Calling `pending('reason')` inside a spec marks it as pending and displays the provided reason in the report.

Jasmine JavaScript Testing Framework Practice Test