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✅ test: add unit test for atomWithReset utility #2753

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merged 3 commits into from
Sep 27, 2024

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@vangie vangie commented Sep 27, 2024

Summary

Add unit test for src/vanilla/utils/atomWithReset.ts

Check List

  • pnpm run prettier for formatting code and docs

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Thanks for working on adding tests. That would a great contribution.

Please see comments.

Comment on lines 4 to 10
vi.mock('jotai/vanilla', async (importOriginal) => {
const actual = await importOriginal<typeof import('jotai/vanilla')>()
return {
...actual,
atom: vi.fn(actual.atom),
}
})
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we haven't don this before, but it looks nice.

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I have remove it, it is useless in this case.

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OK

it('should reset to initial value using RESET', () => {
const set = vi.fn()
const get = vi.fn(() => 20)
testAtom.write(get, set, RESET)
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write is an implementation detail, and we would like to test with store api.
can you try this?

const store = createStore();
store.set(testAtom, RESET);

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@dai-shi I have already added the test code for using createStore and kept the previous test code, as it can isolate the dependency on createStore.

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It's testing the internal behavior, which isn't guaranteed to work as it is now (it's likely though), so let's remove it.

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OK

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we don't test the internal behavior.

Comment on lines 15 to 18
it('should create an atom with initial value', () => {
const { init } = testAtom
expect(init).toBe(initialValue)
})
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This is testing the internal behavior. While it's correct, let's remove from the atomWithReset test.

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OK

it('should reset to initial value using RESET', () => {
const set = vi.fn()
const get = vi.fn(() => 20)
testAtom.write(get, set, RESET)
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It's testing the internal behavior, which isn't guaranteed to work as it is now (it's likely though), so let's remove it.

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LGTM
Thanks for your contribution! Feel free to send more PRs to improve test coverage.

@dai-shi dai-shi merged commit 9bd8ed7 into pmndrs:main Sep 27, 2024
40 checks passed
alexandresoro pushed a commit to alexandresoro/ouca that referenced this pull request Dec 23, 2024
This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [jotai](https://github.com/pmndrs/jotai) | dependencies | minor | [`2.9.3` -> `2.11.0`](https://renovatebot.com/diffs/npm/jotai/2.9.3/2.11.0) |

---

### Release Notes

<details>
<summary>pmndrs/jotai (jotai)</summary>

### [`v2.11.0`](https://github.com/pmndrs/jotai/releases/tag/v2.11.0)

[Compare Source](pmndrs/jotai@v2.10.4...v2.11.0)

There are no public API changes, but some internal behaviors have been improved. Now, atom updates are batched in a single write, which might provide a performance benefit in certain edge cases. This feature has been requested actually for a long time, and it's finally implemented. See also [#&#8203;2782](pmndrs/jotai#2782).

#### What's Changed

-   refactor(store): rename pending to batch by [@&#8203;dai-shi](https://github.com/dai-shi) in pmndrs/jotai#2868
-   lazy recomputeDependents by [@&#8203;dmaskasky](https://github.com/dmaskasky) in pmndrs/jotai#2827
-   fix(store): robust flush batch by [@&#8203;dmaskasky](https://github.com/dmaskasky) in pmndrs/jotai#2871
-   fix(store): refactor batch priority by [@&#8203;dmaskasky](https://github.com/dmaskasky) in pmndrs/jotai#2875
-   feat: dev store with unstable_derive by [@&#8203;dai-shi](https://github.com/dai-shi) in pmndrs/jotai#2852

#### New Contributors

-   [@&#8203;rainagalbiati-turngate](https://github.com/rainagalbiati-turngate) made their first contribution in pmndrs/jotai#2882
-   [@&#8203;leweyse](https://github.com/leweyse) made their first contribution in pmndrs/jotai#2883

**Full Changelog**: pmndrs/jotai@v2.10.4...v2.11.0

### [`v2.10.4`](https://github.com/pmndrs/jotai/releases/tag/v2.10.4)

[Compare Source](pmndrs/jotai@v2.10.3...v2.10.4)

A minor improvement for some edge cases. (For more information, see [#&#8203;2789](pmndrs/jotai#2789).)

#### What's Changed

-   fix(store): do not recompute unmounted atoms eagerly by [@&#8203;dai-shi](https://github.com/dai-shi) in pmndrs/jotai#2849

#### New Contributors

-   [@&#8203;rmillio](https://github.com/rmillio) made their first contribution in pmndrs/jotai#2832
-   [@&#8203;sukvvon](https://github.com/sukvvon) made their first contribution in pmndrs/jotai#2851

**Full Changelog**: pmndrs/jotai@v2.10.3...v2.10.4

### [`v2.10.3`](https://github.com/pmndrs/jotai/releases/tag/v2.10.3)

[Compare Source](pmndrs/jotai@v2.10.2...v2.10.3)

This fixes various edge cases. Huge thanks to [@&#8203;dmaskasky](https://github.com/dmaskasky) ! 🎉

#### What's Changed

-   fix: flushPending in async write by [@&#8203;dai-shi](https://github.com/dai-shi) in pmndrs/jotai#2804
-   fix: flush pending finally everywhere by [@&#8203;dmaskasky](https://github.com/dmaskasky) in pmndrs/jotai#2818
-   fix: rethrow falsy errors thrown in flushPending by [@&#8203;dmaskasky](https://github.com/dmaskasky) in pmndrs/jotai#2820
-   fix: setAtom uses stale pending on atom unmount by [@&#8203;dmaskasky](https://github.com/dmaskasky) in pmndrs/jotai#2811
-   fix: onMount setSelf does not notify listeners by [@&#8203;dmaskasky](https://github.com/dmaskasky) in pmndrs/jotai#2815
-   refactor(core): Use iterative approach in recompute dependents by [@&#8203;dmaskasky](https://github.com/dmaskasky) in pmndrs/jotai#2821
-   refactor(store): prefer epoch number comparisons to indicate value change by [@&#8203;dmaskasky](https://github.com/dmaskasky) in pmndrs/jotai#2828

**Full Changelog**: pmndrs/jotai@v2.10.2...v2.10.3

### [`v2.10.2`](https://github.com/pmndrs/jotai/releases/tag/v2.10.2)

[Compare Source](pmndrs/jotai@v2.10.1...v2.10.2)

Fixed some jotai/utils for a regression in v2.10.0.

#### What's Changed

-   fix(unstable_derive): trap atom methods by [@&#8203;dai-shi](https://github.com/dai-shi) in pmndrs/jotai#2741
-   Throw error on `useAtom(undefined)` or `useAtom(null)` by [@&#8203;kevinschaich](https://github.com/kevinschaich) in pmndrs/jotai#2778
-   fix(utils): make 'loadable' update immediate after resolve by [@&#8203;e7h4n](https://github.com/e7h4n) in pmndrs/jotai#2790
-   fix(utils): make 'unwrap' update immediate after resolve by [@&#8203;organize](https://github.com/organize) in pmndrs/jotai#2794

#### New Contributors

-   [@&#8203;niklasbec](https://github.com/niklasbec) made their first contribution in pmndrs/jotai#2773
-   [@&#8203;romain-trotard](https://github.com/romain-trotard) made their first contribution in pmndrs/jotai#2781
-   [@&#8203;kretajak](https://github.com/kretajak) made their first contribution in pmndrs/jotai#2786
-   [@&#8203;Brokyeom](https://github.com/Brokyeom) made their first contribution in pmndrs/jotai#2798
-   [@&#8203;ryoku4](https://github.com/ryoku4) made their first contribution in pmndrs/jotai#2802
-   [@&#8203;yairEO](https://github.com/yairEO) made their first contribution in pmndrs/jotai#2805
-   [@&#8203;kevinschaich](https://github.com/kevinschaich) made their first contribution in pmndrs/jotai#2778
-   [@&#8203;e7h4n](https://github.com/e7h4n) made their first contribution in pmndrs/jotai#2790
-   [@&#8203;organize](https://github.com/organize) made their first contribution in pmndrs/jotai#2794

**Full Changelog**: pmndrs/jotai@v2.10.1...v2.10.2

### [`v2.10.1`](https://github.com/pmndrs/jotai/releases/tag/v2.10.1)

[Compare Source](pmndrs/jotai@v2.10.0...v2.10.1)

This fixes a bug in an extreme edge case. If you find this change breaks something, please report to us.

#### What's Changed

-   fix(core): recompute dependents in edge cases by [@&#8203;dai-shi](https://github.com/dai-shi) in pmndrs/jotai#2742

#### New Contributors

-   [@&#8203;vangie](https://github.com/vangie) made their first contribution in pmndrs/jotai#2753
-   [@&#8203;ts1994tw](https://github.com/ts1994tw) made their first contribution in pmndrs/jotai#2759
-   [@&#8203;KagamiChan](https://github.com/KagamiChan) made their first contribution in pmndrs/jotai#2761
-   [@&#8203;nguyenbry](https://github.com/nguyenbry) made their first contribution in pmndrs/jotai#2762
-   [@&#8203;jaycho46](https://github.com/jaycho46) made their first contribution in pmndrs/jotai#2766
-   [@&#8203;midzdotdev](https://github.com/midzdotdev) made their first contribution in pmndrs/jotai#2767

**Full Changelog**: pmndrs/jotai@v2.10.0...v2.10.1

### [`v2.10.0`](https://github.com/pmndrs/jotai/releases/tag/v2.10.0)

[Compare Source](pmndrs/jotai@v2.9.3...v2.10.0)

It comes with another significant internal change to address some edge cases.

Since v2.9.0, we've been working on some internal refactors to support more edge cases and clean up the code.

Users are encouraged to update to the new versions eventually, but if you're satisfied with the current situation and prefer to avoid temporary instability, you can stick with v2.8.4 for now.

#### What's Changed

-   breaking(core): avoid continuable promise in store api by [@&#8203;dai-shi](https://github.com/dai-shi) in pmndrs/jotai#2695

#### New Contributors

-   [@&#8203;sphinxrave](https://github.com/sphinxrave) made their first contribution in pmndrs/jotai#2653
-   [@&#8203;mxthxngx](https://github.com/mxthxngx) made their first contribution in pmndrs/jotai#2712
-   [@&#8203;hoangvu12](https://github.com/hoangvu12) made their first contribution in pmndrs/jotai#2716
-   [@&#8203;YuHyeonWook](https://github.com/YuHyeonWook) made their first contribution in pmndrs/jotai#2734

**Full Changelog**: pmndrs/jotai@v2.9.3...v2.10.0

</details>

---

### Configuration

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🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied.

♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update again.

---

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---

This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOS41Ny40IiwidXBkYXRlZEluVmVyIjoiMzkuODIuMSIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOlsiZGVwZW5kZW5jaWVzIl19-->

Reviewed-on: https://git.tristess.app/alexandresoro/ouca/pulls/380
Reviewed-by: Alexandre Soro <code@soro.dev>
Co-authored-by: renovate <renovate@git.tristess.app>
Co-committed-by: renovate <renovate@git.tristess.app>
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