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Improve pos io test coverage

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This commit is contained in:
Thom Chiovoloni 2020-10-04 15:27:49 -07:00
parent 67ee5a0586
commit d61fe36237
1 changed files with 14 additions and 0 deletions
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14
src/blob/pos_io.rs
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@ -241,6 +241,20 @@ mod test {
blob.read_at_exact(&mut s, 0).unwrap(); blob.read_at_exact(&mut s, 0).unwrap();
assert_eq!(&s, &[1u8, 2, 3, 4, 5, 16, 17, 18, 19, 20]); assert_eq!(&s, &[1u8, 2, 3, 4, 5, 16, 17, 18, 19, 20]);
let mut s2: [std::mem::MaybeUninit<u8>; 10] = [std::mem::MaybeUninit::uninit(); 10];
{
let read = blob.raw_read_at_exact(&mut s2, 0).unwrap();
assert_eq!(read, &s);
assert!(std::ptr::eq(read.as_ptr(), s2.as_ptr().cast()));
}
let mut empty = [];
assert!(std::ptr::eq(
blob.raw_read_at_exact(&mut empty, 0).unwrap().as_ptr(),
empty.as_ptr().cast(),
));
assert!(blob.raw_read_at_exact(&mut s2, 5).is_err());
let end_pos = blob.seek(std::io::SeekFrom::Current(0)).unwrap(); let end_pos = blob.seek(std::io::SeekFrom::Current(0)).unwrap();
assert_eq!(end_pos, 1); assert_eq!(end_pos, 1);
} }