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Namespace auto setup verify_on_exit!#111

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edgurgel merged 1 commit intoedgurgel:mainfrom
PragTob:namespace-verify-on-exit-setup
Jan 15, 2026
Merged

Namespace auto setup verify_on_exit!#111
edgurgel merged 1 commit intoedgurgel:mainfrom
PragTob:namespace-verify-on-exit-setup

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@PragTob PragTob commented Jan 13, 2026

Req has a function by the very same name which, if imported, can lead to use Mimic not working as it does not know which function to call.

So, it happened to me in a test and I think this is a worthwhile workaround.

Theoretically, we could be "even better" by importing everything but verify_on_exit! - as when it's already called in setup, no one should need to call it, however that'd be a breaking change that I wouldn't wanna propose without talking to the maintainer first :)

I also want to thank you for mimic, I finally implemented it at a project and was as happy with it as I hoped I'd be when trying to introduce it at other places :)

[Req has a function by the very same name](https://hexdocs.pm/req/Req.Test.html#verify_on_exit!/1)
which, if imported, can lead to `use Mimic` not working as it
does not know which function to call.

So, it happened to me in a test and I think this is a worthwhile
workaround.

Theoretically, we could be "even better" by importing everything
but `verify_on_exit!` - as when it's already called in setup,
no one should need to call it, however that'd be a breaking
change that I wouldn't wanna propose without talking to the
maintainer first :)
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Thanks!

@edgurgel edgurgel merged commit 9cd41c3 into edgurgel:main Jan 15, 2026
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jimsynz pushed a commit to jimsynz/pca9641 that referenced this pull request Jan 22, 2026
This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [mimic](https://hex.pm/packages/mimic) ([source](https://github.com/edgurgel/mimic)) | dev | major | `~> 1.12` → `~> 2.0` |

---

### Release Notes

<details>
<summary>edgurgel/mimic (mimic)</summary>

### [`v2.3.0`](https://github.com/edgurgel/mimic/blob/HEAD/CHANGELOG.md#230-2026-01-17)

[Compare Source](edgurgel/mimic@v2.2.0...v2.3.0)

- fix: namespace auto setup verify\_on\_exit! by [@&#8203;PragTob](https://github.com/PragTob) in [#&#8203;111](edgurgel/mimic#111)
- feat: prevent global mode in async tests by [@&#8203;rbino](https://github.com/rbino) in [#&#8203;110](edgurgel/mimic#110)

### [`v2.2.0`](https://github.com/edgurgel/mimic/blob/HEAD/CHANGELOG.md#220-2025-11-18)

[Compare Source](edgurgel/mimic@v2.1.1...v2.2.0)

- Add elixir 1.19.x compatibility by [@&#8203;Geekfish](https://github.com/Geekfish) in [#&#8203;107](edgurgel/mimic#107)

### [`v2.1.1`](https://github.com/edgurgel/mimic/blob/HEAD/CHANGELOG.md#211-2025-09-20)

[Compare Source](edgurgel/mimic@v2.1.0...v2.1.1)

- Don't remove behaviour\_info/1 from behaviour modules by [@&#8203;escobera](https://github.com/escobera) in [#&#8203;105](edgurgel/mimic#105)

### [`v2.1.0`](https://github.com/edgurgel/mimic/blob/HEAD/CHANGELOG.md#210-2025-08-31)

[Compare Source](edgurgel/mimic@v2.0.2...v2.1.0)

- feat: Usage rules by [@&#8203;pcharbon70](https://github.com/pcharbon70) in [#&#8203;102](edgurgel/mimic#102)
- fix: define replaced Elixir module macros using defmacro by [@&#8203;yastanotheruser](https://github.com/yastanotheruser) in [#&#8203;104](edgurgel/mimic#104)

### [`v2.0.2`](https://github.com/edgurgel/mimic/blob/HEAD/CHANGELOG.md#202-2025-08-12)

[Compare Source](edgurgel/mimic@v2.0.1...v2.0.2)

- fix: Mimic.Module compilation when no options are stored. [#&#8203;101](edgurgel/mimic#101)

### [`v2.0.1`](https://github.com/edgurgel/mimic/blob/HEAD/CHANGELOG.md#201-2025-08-08)

[Compare Source](edgurgel/mimic@v2.0.0...v2.0.1)

- Bump `ham` requirement

### [`v2.0.0`](https://github.com/edgurgel/mimic/blob/HEAD/CHANGELOG.md#200-2025-07-13)

[Compare Source](edgurgel/mimic@v1.12.0...v2.0.0)

#### Breaking changes

The code below would call the original `Calculator.add/2` when all expectations were fulfilled.

```elixir
 Calculator
 |> expect(:add, fn _, _ -> :expected1 end)
 |> expect(:add, fn _, _ -> :expected2 end)

 assert Calculator.add(1, 1) == :expected1
 assert Calculator.add(1, 1) == :expected2
 assert Calculator.add(1, 1) == 2
```

Now with Mimic 2 this will raise:

```elixir
 Calculator
 |> expect(:add, fn _, _ -> :expected1 end)
 |> expect(:add, fn _, _ -> :expected2 end)

 assert Calculator.add(1, 1) == :expected1
 assert Calculator.add(1, 1) == :expected2
 Calculator.add(1, 1)

# Will raise error because more than 2 calls to Calculator.add were made and there is no stub
# ** (Mimic.UnexpectedCallError) Calculator.add/2 called in process #PID<.*> but expectations are already fulfilled
```

If there is a stub the stub will be called instead. This behaviour is the same as before.

```elixir
 Calculator
 |> expect(:add, fn _, _ -> :expected1 end)
 |> expect(:add, fn _, _ -> :expected2 end)
 |> stub(:add, fn _, _ -> :stub end)

 assert Calculator.add(1, 1) == :expected1
 assert Calculator.add(1, 1) == :expected2
 assert Calculator.add(1, 1) == :stub
```

Which means that if someone wants to keep the original behaviour on Mimic 1.\* just do the following:

```elixir
 Calculator
 |> expect(:add, fn _, _ -> :expected1 end)
 |> expect(:add, fn _, _ -> :expected2 end)
 |> stub(:add, fn x, y -> call_original(Calculator, :add, [x, y]) end)

 assert Calculator.add(1, 1) == :expected1
 assert Calculator.add(1, 1) == :expected2
 assert Calculator.add(1, 1) == 2
```

This way once all expectations are fulfilled the original function is called again.

### [`v1.12.0`](https://github.com/edgurgel/mimic/releases/tag/v1.12.0): Mimic 1.12.0

[Compare Source](edgurgel/mimic@v1.11.2...v1.12.0)

#### What's Changed

- Mimic.calls/3 to list args from each call by [@&#8203;brentjanderson](https://github.com/brentjanderson) in [#&#8203;94](edgurgel/mimic#94)

#### New Contributors

- [@&#8203;brentjanderson](https://github.com/brentjanderson) made their first contribution in [#&#8203;94](edgurgel/mimic#94)

**Full Changelog**: <edgurgel/mimic@v1.11.2...v1.12.0>

</details>

---

### Configuration

📅 **Schedule**: Branch creation - Between 12:00 AM and 03:59 AM ( * 0-3 * * * ) in timezone Pacific/Auckland, Automerge - Between 12:00 AM and 03:59 AM ( * 0-3 * * * ) in timezone Pacific/Auckland.

🚦 **Automerge**: Disabled because a matching PR was automerged previously.

♻ **Rebasing**: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

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

---

 - [x] <!-- rebase-check -->If you want to rebase/retry this PR, check this box

---

This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
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Reviewed-on: https://harton.dev/james/pca9641/pulls/116
Co-authored-by: Renovate Bot <bot@harton.nz>
Co-committed-by: Renovate Bot <bot@harton.nz>
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