Exam Certified Platform Developer II topic 1 question 316 discussion

Actual exam question from Salesforce's Certified Platform Developer II

Question #: 316
Topic #: 1

[All Certified Platform Developer II Questions]

A developer has created a Lightning web component that uses the getRecord wire adapter.

Which three things should the developer do in a Jest test to validate the wire method is working as expected? (Choose three.)

A. Use an assert statement to validate results.
B. Import wire from lwc.
C. Use the emit() API.
D. Create a JSON file with mock data.
E. Import getRecord from lightning/uiRecordApi.

Show Suggested Answer

Suggested Answer: BCE 🗳️

by BrucePark at Aug. 13, 2023, 4:42 a.m.

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moitam

9 months ago

Selected Answer: ACD

https://trailhead.salesforce.com/content/learn/modules/test-lightning-web-components/write-a-jest-test-for-wire-service

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BrucePark

10 months ago

Selected Answer: CDE

A. Wrong, no assert statement, Maybe expect().tobe() ? B. Wrong, in Jest wire is not necessary C. Correct D. Correct E. Correct Ref. https://developer.salesforce.com/docs/platform/lwc/guide/unit-testing-using-wire-utility.html

upvoted 2 times

moitam

9 months ago

Isn't expect().tobe() an assertion? I think it is for me is A, C and D https://trailhead.salesforce.com/content/learn/modules/test-lightning-web-components/write-a-jest-test-for-wire-service

upvoted 2 times

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