NestJS·NestJS essentials

Testing

Test modules with the Nest testing utilities.

Advanced 10 min read Lesson 5 of 150 Challenge included

What you will be able to do

Use Test.createTestingModule.
Override providers.
Close the module.

In plain English

Test modules with the Nest testing utilities.

Use Test.createTestingModule.
Override providers.
Close the module.

courses.spec.tsTYPESCRIPT

const module = await Test.createTestingModule({ controllers: [CoursesController], providers: [CoursesService] }).compile()
const controller = module.get(CoursesController)

Your turn

Explain it back

Easy

Answer from memory: Which utility builds a test module?

TEXT · starter

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Knowledge checkQuestion 1

Which utility builds a test module?

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Next: Drill 1: Summarise — Modules and controllers

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