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Fix failing SOS nested vec tests

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This commit is contained in:
Paul Hauner 2019-05-03 13:43:52 +10:00
parent 9943e70cb9
commit 6d721813f1
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GPG Key ID: D362883A9218FCC6
2 changed files with 7 additions and 115 deletions
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117
eth2/utils/ssz2/src/decode/impls.rs
View File

@ -53,23 +53,16 @@ impl<T: Decodable> Decodable for Vec<T> {
} else {
let (fixed, variable) = bytes.split_at(read_length(bytes)?);
dbg!(fixed);
dbg!(variable);
let num_elems = fixed.len() / BYTES_PER_LENGTH_OFFSET;
dbg!(num_elems);
let mut offset = 0;
let mut values = vec![];
for i in 1..=num_elems {
let chunk = &bytes[(i - 1) * BYTES_PER_LENGTH_OFFSET..i * BYTES_PER_LENGTH_OFFSET];
let slice = if i == num_elems {
&variable[offset..]
} else {
let chunk =
&bytes[i * BYTES_PER_LENGTH_OFFSET..(i + 1) * BYTES_PER_LENGTH_OFFSET];
let start = offset;
offset = decode_length(chunk)? - fixed.len();
@ -80,112 +73,6 @@ impl<T: Decodable> Decodable for Vec<T> {
}
Ok(values)
/*
fixed
.chunks(BYTES_PER_LENGTH_OFFSET)
.skip(1)
.map(|chunk| {
let start = offset;
offset += decode_length(chunk)?;
Ok(start..offset)
})
.chain(vec![Ok(offset..variable.len())].into_iter())
.map(|range| T::from_ssz_bytes(&variable[range?]))
.collect()
*/
/*
for i in 1..=num_elems {
let chunk = &bytes[i * BYTES_PER_LENGTH_OFFSET..(i + 1) * BYTES_PER_LENGTH_OFFSET];
let end = offset + decode_length(chunk)?;
let slice = &variable[offset..end];
offset += end;
values.push(T::from_ssz_bytes(slice)?);
if i == num_elems {
let slice = &variable[offset..];
values.push(T::from_ssz_bytes(slice)?)
}
}
*/
/*
(0..num_elems)
.into_iter()
.skip(1)
.map(|(i, chunk)| {
let end = offset + decode_length(chunk)?;
let slice = &bytes[offset..end];
offset += end;
T::from_ssz_bytes(slice)
if i == num_elems {
let slice = &bytes[offset..];
T::from_ssz_bytes(slice)
}
})
.collect()
fixed
.chunks(BYTES_PER_LENGTH_OFFSET)
.skip(1)
.enumerate()
.map(|(i, chunk)| {
let end = offset + decode_length(chunk)?;
let slice = &bytes[offset..end];
offset += end;
T::from_ssz_bytes(slice)
})
.collect()
fixed
.chunks(BYTES_PER_LENGTH_OFFSET)
.skip(1)
.map(|chunk| {
let end = offset + decode_length(chunk)?;
let slice = &bytes[offset..end];
offset += end;
T::from_ssz_bytes(slice)
})
.collect()
let mut i = 0;
// let mut values = vec![];
bytes
.get(0..offset)
.ok_or_else(|| DecodeError::InvalidByteLength {
expected: offset,
len: bytes.len(),
})?
.chunks(BYTES_PER_LENGTH_OFFSET)
.skip(1)
.map(|chunk| {
let end = offset + decode_length(chunk)?;
let slice = &bytes[offset..end];
offset += end;
T::from_ssz_bytes(slice)
})
.collect()
// .collect::<Result<Vec<&[u8]>, DecodeError>>()?;
let (fixed, variable) = bytes.split_at(read_length(bytes)?);
let mut offset = decode_length();
*/
//panic!("TODO")
}
}
}

5
eth2/utils/ssz2/tests/tests.rs
View File

@ -18,7 +18,12 @@ fn vec_u16_round_trip() {
fn vec_of_vec_u16_round_trip() {
round_trip::<Vec<Vec<u16>>>(vec![]);
round_trip::<Vec<Vec<u16>>>(vec![vec![]]);
round_trip::<Vec<Vec<u16>>>(vec![vec![1, 2, 3]]);
round_trip::<Vec<Vec<u16>>>(vec![vec![], vec![]]);
round_trip::<Vec<Vec<u16>>>(vec![vec![], vec![1, 2, 3]]);
round_trip::<Vec<Vec<u16>>>(vec![vec![1, 2, 3], vec![1, 2, 3]]);
round_trip::<Vec<Vec<u16>>>(vec![vec![1, 2, 3], vec![], vec![1, 2, 3]]);
round_trip::<Vec<Vec<u16>>>(vec![vec![], vec![], vec![1, 2, 3]]);
round_trip::<Vec<Vec<u16>>>(vec![vec![], vec![1], vec![1, 2, 3]]);
round_trip::<Vec<Vec<u16>>>(vec![vec![], vec![1], vec![1, 2, 3]]);
}