rust: str: convert rusttest tests into KUnit

In general, we should aim to test as much as possible within the actual
kernel, and not in the build host.

Thus convert these `rusttest` tests into KUnit tests.

Reviewed-by: David Gow <davidgow@google.com>
Acked-by: Danilo Krummrich <dakr@kernel.org>
Link: https://lore.kernel.org/r/20250502215133.1923676-5-ojeda@kernel.org
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
This commit is contained in:
Miguel Ojeda 2025-05-02 23:51:29 +02:00
parent 897d1df653
commit 028df914e5

View File

@ -6,7 +6,7 @@ use crate::alloc::{flags::*, AllocError, KVec};
use core::fmt::{self, Write};
use core::ops::{self, Deref, DerefMut, Index};
use crate::error::{code::*, Error};
use crate::prelude::*;
/// Byte string without UTF-8 validity guarantee.
#[repr(transparent)]
@ -572,8 +572,7 @@ macro_rules! c_str {
}};
}
#[cfg(test)]
#[expect(clippy::items_after_test_module)]
#[kunit_tests(rust_kernel_str)]
mod tests {
use super::*;
@ -622,11 +621,10 @@ mod tests {
}
#[test]
#[should_panic]
fn test_cstr_to_str_panic() {
fn test_cstr_to_str_invalid_utf8() {
let bad_bytes = b"\xc3\x28\0";
let checked_cstr = CStr::from_bytes_with_nul(bad_bytes).unwrap();
checked_cstr.to_str().unwrap();
assert!(checked_cstr.to_str().is_err());
}
#[test]