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doc: use writableTmpDirAsHomeHook

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Pol Dellaiera
2025-04-19 21:37:21 +02:00
parent 11a695488e
commit 540ddbcf2f
5 changed files with 13 additions and 6 deletions
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doc/languages-frameworks/python.section.md
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@@ -2135,8 +2135,9 @@ Occasionally packages don't make use of a common test framework, which may then
#### Common issues {#common-issues}
* Tests that attempt to access `$HOME` can be fixed by using the following
work-around before running tests (e.g. `preCheck`): `export HOME=$(mktemp -d)`
* Tests that attempt to access `$HOME` can be fixed by using `writableTmpDirAsHomeHook` in
`nativeCheckInputs`, which sets up a writable temporary directory as the home directory. Alternatively,
you can achieve the same effect manually (e.g. in `preCheck`) with: `export HOME=$(mktemp -d)`.
* Compiling with Cython causes tests to fail with a `ModuleNotLoadedError`.
This can be fixed with two changes in the derivation: 1) replacing `pytest` with
`pytestCheckHook` and 2) adding a `preCheck` containing `cd $out` to run