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Jest tests: structure, mocks and spies v1.0.0

Use this resource to write Jest tests with mocks, spies and assertions

New

  • 449 downloads
  • 100 likes
  • 130 saves

Free

Install with the CLI

In a terminal, from the folder you want:

npx --yes palatekit@latest install jest-unit-testing-mocks

With no option, the skill goes to ~/.agents/skills/; add --agent claude-code (or codex, cursor…) to target an agent.

First time: connect the CLI with

npx --yes palatekit@latest login

The agent writes Jest tests: suite organisation, setup and teardown, matchers and async assertions, function and module mocks, partial mocks and spies. You get isolated, readable unit tests.

Mostly picked by

Updated November 2, 2026

Card for the “Jest tests: structure, mocks and spies” skill

Details

Works in
Install guides
Generates with
Your agent's model
Licence
Apache-2.0

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What you get

  • SKILL.md: suite structure, setup and matchers
  • SKILL.md: async assertions, function and module mocks, spies

Good fit for

  • Your code depends on network calls that are hard to test
  • Your Jest tests duplicate the same data

Not for

    Tags

    • jest
    • testing
    • mocks
    • javascript

    About

    You say

    “Write the Jest tests of the cart service by mocking the payment module.”

    Card for the “Jest tests: structure, mocks and spies” skill

    Skill published by thebushidocollective under the Apache-2.0 license, delivered in its original version.

    Show more

    How to use it

    1. Install the skill in your agent's skills folder
    2. Ask your agent to write Jest tests with mocks, spies and assertions
    3. Review and adjust the result

    Content preview

    Files

    • LICENSE3.8 KB
    • NOTICE-PALATEKIT.md0.5 KB
    • SKILL.md15.6 KB

    Origin and licence

    Listed unmodified

    Author
    thebushidocollective
    Source
    github.com/thebushidocollective/han/tree/19caa51d5fd144ef6b2764f2332f4c856aa5d1af/plugins/tools/jest/skills/jest-testing-patterns
    Licence
    Apache-2.0

    Notice

    « jest-testing-patterns » (thebushidocollective, Apache-2.0) livré dans sa version d'origine : fiche en français et en anglais par PalateKit.

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