mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-06-28 13:17:28 +00:00
Bastian Köcher
12f12bff28
* Adds a script for automatically update all copyrights * Ran the `update-copyright` script
120 lines
4.2 KiB
Rust
120 lines
4.2 KiB
Rust
// Copyright 2017-2018 Parity Technologies (UK) Ltd.
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// This file is part of Substrate.
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// Substrate is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Substrate is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Substrate. If not, see <http://www.gnu.org/licenses/>.
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//! A fixed hash type.
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#[cfg(feature = "std")]
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use serde::{Serialize, Serializer, Deserialize, Deserializer};
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#[cfg(feature = "std")]
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use bytes;
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macro_rules! impl_rest {
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($name: ident, $len: expr) => {
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#[cfg(feature = "std")]
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impl Serialize for $name {
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fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error> where S: Serializer {
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bytes::serialize(&self.0, serializer)
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}
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}
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#[cfg(feature = "std")]
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impl<'de> Deserialize<'de> for $name {
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fn deserialize<D>(deserializer: D) -> Result<Self, D::Error> where D: Deserializer<'de> {
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bytes::deserialize_check_len(deserializer, bytes::ExpectedLen::Exact($len))
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.map(|x| (&*x).into())
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}
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}
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impl ::codec::Encode for $name {
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fn using_encoded<R, F: FnOnce(&[u8]) -> R>(&self, f: F) -> R {
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self.0.using_encoded(f)
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}
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}
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impl ::codec::Decode for $name {
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fn decode<I: ::codec::Input>(input: &mut I) -> Option<Self> {
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<[u8; $len] as ::codec::Decode>::decode(input).map($name)
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}
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}
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}
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}
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construct_hash!(H160, 20);
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construct_hash!(H256, 32);
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construct_hash!(H512, 64);
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impl_rest!(H160, 20);
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impl_rest!(H256, 32);
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impl_rest!(H512, 64);
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#[cfg(test)]
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mod tests {
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use super::*;
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use substrate_serializer as ser;
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#[test]
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fn test_h160() {
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let tests = vec![
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(Default::default(), "0x0000000000000000000000000000000000000000"),
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(H160::from(2), "0x0000000000000000000000000000000000000002"),
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(H160::from(15), "0x000000000000000000000000000000000000000f"),
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(H160::from(16), "0x0000000000000000000000000000000000000010"),
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(H160::from(1_000), "0x00000000000000000000000000000000000003e8"),
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(H160::from(100_000), "0x00000000000000000000000000000000000186a0"),
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(H160::from(u64::max_value()), "0x000000000000000000000000ffffffffffffffff"),
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];
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for (number, expected) in tests {
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assert_eq!(format!("{:?}", expected), ser::to_string_pretty(&number));
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assert_eq!(number, ser::from_str(&format!("{:?}", expected)).unwrap());
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}
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}
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#[test]
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fn test_h256() {
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let tests = vec![
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(Default::default(), "0x0000000000000000000000000000000000000000000000000000000000000000"),
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(H256::from(2), "0x0000000000000000000000000000000000000000000000000000000000000002"),
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(H256::from(15), "0x000000000000000000000000000000000000000000000000000000000000000f"),
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(H256::from(16), "0x0000000000000000000000000000000000000000000000000000000000000010"),
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(H256::from(1_000), "0x00000000000000000000000000000000000000000000000000000000000003e8"),
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(H256::from(100_000), "0x00000000000000000000000000000000000000000000000000000000000186a0"),
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(H256::from(u64::max_value()), "0x000000000000000000000000000000000000000000000000ffffffffffffffff"),
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];
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for (number, expected) in tests {
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assert_eq!(format!("{:?}", expected), ser::to_string_pretty(&number));
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assert_eq!(number, ser::from_str(&format!("{:?}", expected)).unwrap());
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}
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}
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#[test]
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fn test_invalid() {
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assert!(ser::from_str::<H256>("\"0x000000000000000000000000000000000000000000000000000000000000000\"").unwrap_err().is_data());
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assert!(ser::from_str::<H256>("\"0x000000000000000000000000000000000000000000000000000000000000000g\"").unwrap_err().is_data());
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assert!(ser::from_str::<H256>("\"0x00000000000000000000000000000000000000000000000000000000000000000\"").unwrap_err().is_data());
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assert!(ser::from_str::<H256>("\"\"").unwrap_err().is_data());
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assert!(ser::from_str::<H256>("\"0\"").unwrap_err().is_data());
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assert!(ser::from_str::<H256>("\"10\"").unwrap_err().is_data());
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}
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#[test]
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fn test_heapsizeof() {
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use heapsize::HeapSizeOf;
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let h = H256::new();
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assert_eq!(h.heap_size_of_children(), 0);
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}
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}
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