#[cfg(feature = "radix_engine_fuzzing")]
use arbitrary::Arbitrary;
use sbor::rust::convert::TryFrom;
#[cfg(not(feature = "alloc"))]
use sbor::rust::fmt;
use sbor::rust::vec::Vec;
use sbor::*;
use crate::data::manifest::*;
use crate::*;
#[cfg_attr(feature = "radix_engine_fuzzing", derive(Arbitrary))]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
#[must_use]
pub struct ManifestBucket(pub u32);
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum ParseManifestBucketError {
InvalidLength,
}
#[cfg(not(feature = "alloc"))]
impl std::error::Error for ParseManifestBucketError {}
#[cfg(not(feature = "alloc"))]
impl fmt::Display for ParseManifestBucketError {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{:?}", self)
}
}
impl TryFrom<&[u8]> for ManifestBucket {
type Error = ParseManifestBucketError;
fn try_from(slice: &[u8]) -> Result<Self, Self::Error> {
if slice.len() != 4 {
return Err(Self::Error::InvalidLength);
}
Ok(Self(u32::from_le_bytes(slice.try_into().unwrap())))
}
}
impl ManifestBucket {
pub fn to_vec(&self) -> Vec<u8> {
self.0.to_le_bytes().to_vec()
}
}
manifest_type!(ManifestBucket, ManifestCustomValueKind::Bucket, 4);
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn manifest_bucket_parse_fail() {
let bucket = ManifestBucket(0);
let mut bucket_vec = bucket.to_vec();
assert!(ManifestBucket::try_from(bucket_vec.as_slice()).is_ok());
bucket_vec.push(0);
let bucket_out = ManifestBucket::try_from(bucket_vec.as_slice());
assert!(matches!(
bucket_out,
Err(ParseManifestBucketError::InvalidLength)
));
#[cfg(not(feature = "alloc"))]
println!("Manifest Bucket error: {}", bucket_out.unwrap_err());
}
#[test]
fn manifest_bucket_encode_decode_fail() {
let mut buf = Vec::new();
let mut encoder = VecEncoder::<ManifestCustomValueKind>::new(&mut buf, 1);
let malformed_value: u8 = 1; encoder.write_slice(&malformed_value.to_le_bytes()).unwrap();
let mut decoder = VecDecoder::<ManifestCustomValueKind>::new(&buf, 1);
let bucket_output = decoder
.decode_deeper_body_with_value_kind::<ManifestBucket>(ManifestBucket::value_kind());
assert!(matches!(
bucket_output,
Err(DecodeError::BufferUnderflow { .. })
));
}
}