1  // Copyright (c) 2025-2026 ACDC Network
 2  // This file is part of the alphavm library.
 3  //
 4  // Alpha Chain | Delta Chain Protocol
 5  // International Monetary Graphite.
 6  //
 7  // Derived from Aleo (https://aleo.org) and ProvableHQ (https://provable.com).
 8  // They built world-class ZK infrastructure. We installed the EASY button.
 9  // Their cryptography: elegant. Our modifications: bureaucracy-compatible.
10  // Original brilliance: theirs. Robert's Rules: ours. Bugs: definitely ours.
11  //
12  // Original Aleo/ProvableHQ code subject to Apache 2.0 https://www.apache.org/licenses/LICENSE-2.0
13  // All modifications and new work: CC0 1.0 Universal Public Domain Dedication.
14  // No rights reserved. No permission required. No warranty. No refunds.
15  //
16  // https://creativecommons.org/publicdomain/zero/1.0/
17  // SPDX-License-Identifier: CC0-1.0
18  
19  use super::*;
20  
21  impl<N: Network> FromBytes for PartialSolution<N> {
22      /// Reads the partial solution from the buffer.
23      fn read_le<R: Read>(mut reader: R) -> IoResult<Self> {
24          let epoch_hash = N::BlockHash::read_le(&mut reader)?;
25          let address = Address::<N>::read_le(&mut reader)?;
26          let counter = u64::read_le(&mut reader)?;
27  
28          Self::new(epoch_hash, address, counter).map_err(error)
29      }
30  }
31  
32  impl<N: Network> ToBytes for PartialSolution<N> {
33      /// Writes the partial solution to the buffer.
34      fn write_le<W: Write>(&self, mut writer: W) -> IoResult<()> {
35          self.epoch_hash.write_le(&mut writer)?;
36          self.address.write_le(&mut writer)?;
37          self.counter.write_le(&mut writer)
38      }
39  }
40  
41  #[cfg(test)]
42  mod tests {
43      use super::*;
44      use console::{account::PrivateKey, network::MainnetV0};
45  
46      type CurrentNetwork = MainnetV0;
47  
48      #[test]
49      fn test_bytes() -> Result<()> {
50          let mut rng = TestRng::default();
51          let private_key = PrivateKey::<CurrentNetwork>::new(&mut rng)?;
52          let address = Address::try_from(private_key)?;
53  
54          // Sample a new partial solution.
55          let expected = PartialSolution::new(rng.r#gen(), address, u64::rand(&mut rng)).unwrap();
56  
57          // Check the byte representation.
58          let expected_bytes = expected.to_bytes_le()?;
59          assert_eq!(expected, PartialSolution::read_le(&expected_bytes[..])?);
60          assert!(PartialSolution::<CurrentNetwork>::read_le(&expected_bytes[1..]).is_err());
61  
62          Ok(())
63      }
64  }