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Add tests for TryFrom<&mut [T]> for &mut Array #206

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Merged
tarcieri merged 1 commit into from
Apr 4, 2026
+14 −0
Merged

Add tests for TryFrom<&mut [T]> for &mut Array #206

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14 changes: 14 additions & 0 deletions tests/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -219,6 +219,20 @@ fn tryfrom_slice_for_array_ref() {
assert!(<&Array::<u8, U7>>::try_from(EXAMPLE_SLICE).is_err());
}

#[test]
fn tryfrom_mut_slice_for_array_mut() {
let mut example_arr = [1, 2, 3, 4, 5, 6];

assert!(<&mut Array<u8, U0>>::try_from(example_arr.as_mut()).is_err());
assert!(<&mut Array::<u8, U3>>::try_from(example_arr.as_mut()).is_err());

let array_ref =
<&mut Array<u8, U6>>::try_from(example_arr.as_mut()).expect("slice contains 6 bytes");
assert_eq!(array_ref.as_slice(), EXAMPLE_SLICE);

assert!(<&mut Array::<u8, U7>>::try_from(example_arr.as_mut()).is_err());
}

#[test]
fn slice_as_array() {
type A = Array<u8, U2>;
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