mirror of
https://gitlab.com/pulsechaincom/lighthouse-pulse.git
synced 2024-12-24 20:47:17 +00:00
1a22a096c6
## Issue Addressed
There are some clippy error on tests.
## Proposed Changes
Enable clippy check on tests and fix the errors. 💪
387 lines
9.9 KiB
Rust
387 lines
9.9 KiB
Rust
use ethereum_types::H256;
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use ssz::{Decode, DecodeError, Encode};
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use ssz_derive::{Decode, Encode};
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mod round_trip {
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use super::*;
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fn round_trip<T: Encode + Decode + std::fmt::Debug + PartialEq>(items: Vec<T>) {
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for item in items {
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let encoded = &item.as_ssz_bytes();
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assert_eq!(item.ssz_bytes_len(), encoded.len());
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assert_eq!(T::from_ssz_bytes(&encoded), Ok(item));
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}
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}
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#[test]
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fn bool() {
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let items: Vec<bool> = vec![true, false];
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round_trip(items);
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}
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#[test]
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fn u8_array_4() {
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let items: Vec<[u8; 4]> = vec![[0, 0, 0, 0], [1, 0, 0, 0], [1, 2, 3, 4], [1, 2, 0, 4]];
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round_trip(items);
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}
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#[test]
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fn h256() {
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let items: Vec<H256> = vec![H256::zero(), H256::from([1; 32]), H256::random()];
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round_trip(items);
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}
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#[test]
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fn vec_of_h256() {
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let items: Vec<Vec<H256>> = vec![
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vec![],
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vec![H256::zero(), H256::from([1; 32]), H256::random()],
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];
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round_trip(items);
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}
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#[test]
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fn vec_u16() {
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let items: Vec<Vec<u16>> = vec![
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vec![],
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vec![255],
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vec![0, 1, 2],
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vec![100; 64],
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vec![255, 0, 255],
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];
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round_trip(items);
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}
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#[test]
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fn vec_of_vec_u16() {
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let items: Vec<Vec<Vec<u16>>> = vec![
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vec![],
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vec![vec![]],
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vec![vec![1, 2, 3]],
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vec![vec![], vec![]],
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vec![vec![], vec![1, 2, 3]],
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vec![vec![1, 2, 3], vec![1, 2, 3]],
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vec![vec![1, 2, 3], vec![], vec![1, 2, 3]],
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vec![vec![], vec![], vec![1, 2, 3]],
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vec![vec![], vec![1], vec![1, 2, 3]],
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vec![vec![], vec![1], vec![1, 2, 3]],
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];
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round_trip(items);
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}
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#[derive(Debug, PartialEq, Encode, Decode)]
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struct FixedLen {
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a: u16,
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b: u64,
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c: u32,
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}
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#[test]
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#[allow(clippy::zero_prefixed_literal)]
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fn fixed_len_struct_encoding() {
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let items: Vec<FixedLen> = vec![
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FixedLen { a: 0, b: 0, c: 0 },
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FixedLen { a: 1, b: 1, c: 1 },
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FixedLen { a: 1, b: 0, c: 1 },
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];
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let expected_encodings = vec![
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// | u16--| u64----------------------------| u32----------|
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vec![00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00],
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vec![01, 00, 01, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, 00],
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vec![01, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, 00],
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];
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for i in 0..items.len() {
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assert_eq!(
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items[i].as_ssz_bytes(),
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expected_encodings[i],
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"Failed on {}",
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i
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);
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}
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}
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#[test]
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fn fixed_len_excess_bytes() {
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let fixed = FixedLen { a: 1, b: 2, c: 3 };
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let mut bytes = fixed.as_ssz_bytes();
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bytes.append(&mut vec![0]);
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assert_eq!(
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FixedLen::from_ssz_bytes(&bytes),
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Err(DecodeError::InvalidByteLength {
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len: 15,
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expected: 14,
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})
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);
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}
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#[test]
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fn vec_of_fixed_len_struct() {
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let items: Vec<FixedLen> = vec![
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FixedLen { a: 0, b: 0, c: 0 },
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FixedLen { a: 1, b: 1, c: 1 },
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FixedLen { a: 1, b: 0, c: 1 },
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];
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round_trip(items);
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}
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#[derive(Debug, PartialEq, Encode, Decode)]
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struct VariableLen {
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a: u16,
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b: Vec<u16>,
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c: u32,
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}
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#[test]
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#[allow(clippy::zero_prefixed_literal)]
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fn offset_into_fixed_bytes() {
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let bytes = vec![
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// 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
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// | offset | u32 | variable
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01, 00, 09, 00, 00, 00, 01, 00, 00, 00, 00, 00, 01, 00, 02, 00,
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];
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assert_eq!(
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VariableLen::from_ssz_bytes(&bytes),
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Err(DecodeError::OffsetIntoFixedPortion(9))
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);
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}
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#[test]
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fn variable_len_excess_bytes() {
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let variable = VariableLen {
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a: 1,
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b: vec![2],
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c: 3,
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};
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let mut bytes = variable.as_ssz_bytes();
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bytes.append(&mut vec![0]);
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// The error message triggered is not so helpful, it's caught by a side-effect. Just
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// checking there is _some_ error is fine.
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assert!(VariableLen::from_ssz_bytes(&bytes).is_err());
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}
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#[test]
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#[allow(clippy::zero_prefixed_literal)]
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fn first_offset_skips_byte() {
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let bytes = vec![
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// 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
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// | offset | u32 | variable
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01, 00, 11, 00, 00, 00, 01, 00, 00, 00, 00, 00, 01, 00, 02, 00,
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];
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assert_eq!(
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VariableLen::from_ssz_bytes(&bytes),
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Err(DecodeError::OffsetSkipsVariableBytes(11))
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);
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}
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#[test]
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#[allow(clippy::zero_prefixed_literal)]
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fn variable_len_struct_encoding() {
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let items: Vec<VariableLen> = vec![
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VariableLen {
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a: 0,
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b: vec![],
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c: 0,
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},
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VariableLen {
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a: 1,
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b: vec![0],
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c: 1,
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},
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VariableLen {
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a: 1,
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b: vec![0, 1, 2],
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c: 1,
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},
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];
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let expected_encodings = vec![
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// 00..................................09
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// | u16--| vec offset-----| u32------------| vec payload --------|
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vec![00, 00, 10, 00, 00, 00, 00, 00, 00, 00],
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vec![01, 00, 10, 00, 00, 00, 01, 00, 00, 00, 00, 00],
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vec![
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01, 00, 10, 00, 00, 00, 01, 00, 00, 00, 00, 00, 01, 00, 02, 00,
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],
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];
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for i in 0..items.len() {
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assert_eq!(
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items[i].as_ssz_bytes(),
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expected_encodings[i],
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"Failed on {}",
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i
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);
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}
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}
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#[test]
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fn vec_of_variable_len_struct() {
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let items: Vec<VariableLen> = vec![
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VariableLen {
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a: 0,
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b: vec![],
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c: 0,
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},
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VariableLen {
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a: 255,
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b: vec![0, 1, 2, 3],
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c: 99,
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},
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VariableLen {
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a: 255,
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b: vec![0],
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c: 99,
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},
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VariableLen {
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a: 50,
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b: vec![0],
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c: 0,
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},
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];
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round_trip(items);
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}
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#[derive(Debug, PartialEq, Encode, Decode)]
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struct ThreeVariableLen {
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a: u16,
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b: Vec<u16>,
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c: Vec<u16>,
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d: Vec<u16>,
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}
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#[test]
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fn three_variable_len() {
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let vec: Vec<ThreeVariableLen> = vec![ThreeVariableLen {
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a: 42,
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b: vec![0],
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c: vec![1],
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d: vec![2],
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}];
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round_trip(vec);
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}
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#[test]
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#[allow(clippy::zero_prefixed_literal)]
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fn offsets_decreasing() {
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let bytes = vec![
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// 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
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// | offset | offset | offset | variable
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01, 00, 14, 00, 00, 00, 15, 00, 00, 00, 14, 00, 00, 00, 00, 00,
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];
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assert_eq!(
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ThreeVariableLen::from_ssz_bytes(&bytes),
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Err(DecodeError::OffsetsAreDecreasing(14))
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);
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}
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#[derive(Debug, PartialEq, Encode, Decode)]
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struct TwoVariableLenOptions {
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a: u16,
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b: Option<u16>,
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c: Option<Vec<u16>>,
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d: Option<Vec<u16>>,
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}
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#[test]
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#[allow(clippy::zero_prefixed_literal)]
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fn two_variable_len_options_encoding() {
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let s = TwoVariableLenOptions {
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a: 42,
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b: None,
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c: Some(vec![0]),
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d: None,
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};
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let bytes = vec![
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// 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
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// | option<u16> | offset | offset | option<u16 | 1st list
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42, 00, 14, 00, 00, 00, 18, 00, 00, 00, 24, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, 00,
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// 23 24 25 26 27
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// | 2nd list
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00, 00, 00, 00, 00, 00,
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];
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assert_eq!(s.as_ssz_bytes(), bytes);
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}
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#[test]
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fn two_variable_len_options_round_trip() {
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let vec: Vec<TwoVariableLenOptions> = vec![
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TwoVariableLenOptions {
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a: 42,
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b: Some(12),
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c: Some(vec![0]),
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d: Some(vec![1]),
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},
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TwoVariableLenOptions {
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a: 42,
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b: Some(12),
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c: Some(vec![0]),
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d: None,
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},
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TwoVariableLenOptions {
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a: 42,
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b: None,
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c: Some(vec![0]),
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d: None,
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},
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TwoVariableLenOptions {
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a: 42,
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b: None,
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c: None,
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d: None,
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},
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];
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round_trip(vec);
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}
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#[test]
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fn tuple_u8_u16() {
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let vec: Vec<(u8, u16)> = vec![
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(0, 0),
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(0, 1),
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(1, 0),
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(u8::max_value(), u16::max_value()),
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(0, u16::max_value()),
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(u8::max_value(), 0),
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(42, 12301),
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];
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round_trip(vec);
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}
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#[test]
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fn tuple_vec_vec() {
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let vec: Vec<(u64, Vec<u8>, Vec<Vec<u16>>)> = vec![
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(0, vec![], vec![vec![]]),
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(99, vec![101], vec![vec![], vec![]]),
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(
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42,
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vec![12, 13, 14],
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vec![vec![99, 98, 97, 96], vec![42, 44, 46, 48, 50]],
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),
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];
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round_trip(vec);
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}
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}
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