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test: BlockHeader::validate_pow() 

https://github.com/rust-bitcoin/rust-bitcoin/issues/462#issuecomment-683916241
This commit is contained in:
0xB10C 2020-12-25 21:59:29 +01:00
parent d5bf5c88a3
commit 4eca40dcc1
1 changed files with 24 additions and 0 deletions
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24
src/blockdata/block.rs
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@ -317,6 +317,7 @@ mod tests {
use blockdata::block::{Block, BlockHeader}; use blockdata::block::{Block, BlockHeader};
use consensus::encode::{deserialize, serialize}; use consensus::encode::{deserialize, serialize};
use util::uint::Uint256; use util::uint::Uint256;
use util::Error::{BlockBadTarget, BlockBadProofOfWork};
#[test] #[test]
fn test_coinbase_and_bip34() { fn test_coinbase_and_bip34() {
@ -361,6 +362,7 @@ mod tests {
assert_eq!(real_decode.header.bits, 486604799); assert_eq!(real_decode.header.bits, 486604799);
assert_eq!(real_decode.header.nonce, 2067413810); assert_eq!(real_decode.header.nonce, 2067413810);
assert_eq!(real_decode.header.work(), work); assert_eq!(real_decode.header.work(), work);
assert_eq!(real_decode.header.validate_pow(&real_decode.header.target()).unwrap(), ());
// [test] TODO: check the transaction data // [test] TODO: check the transaction data
assert_eq!(real_decode.get_size(), some_block.len()); assert_eq!(real_decode.get_size(), some_block.len());
@ -393,6 +395,7 @@ mod tests {
assert_eq!(real_decode.header.bits, 0x1a06d450); assert_eq!(real_decode.header.bits, 0x1a06d450);
assert_eq!(real_decode.header.nonce, 1879759182); assert_eq!(real_decode.header.nonce, 1879759182);
assert_eq!(real_decode.header.work(), work); assert_eq!(real_decode.header.work(), work);
assert_eq!(real_decode.header.validate_pow(&real_decode.header.target()).unwrap(), ());
// [test] TODO: check the transaction data // [test] TODO: check the transaction data
assert_eq!(real_decode.get_size(), segwit_block.len()); assert_eq!(real_decode.get_size(), segwit_block.len());
@ -418,6 +421,27 @@ mod tests {
assert_eq!(real_decode2.header.version, -2147483648); assert_eq!(real_decode2.header.version, -2147483648);
} }
#[test]
fn validate_pow_test() {
let some_header = Vec::from_hex("010000004ddccd549d28f385ab457e98d1b11ce80bfea2c5ab93015ade4973e400000000bf4473e53794beae34e64fccc471dace6ae544180816f89591894e0f417a914cd74d6e49ffff001d323b3a7b").unwrap();
let some_header: BlockHeader = deserialize(&some_header).expect("Can't deserialize correct block header");
assert_eq!(some_header.validate_pow(&some_header.target()).unwrap(), ());
// test with zero target
match some_header.validate_pow(&Uint256::default()) {
Err(BlockBadTarget) => (),
_ => assert!(false)
}
// test with modified header
let mut invalid_header: BlockHeader = some_header.clone();
invalid_header.version = invalid_header.version + 1;
match invalid_header.validate_pow(&invalid_header.target()) {
Err(BlockBadProofOfWork) => (),
_ => assert!(false)
}
}
#[test] #[test]
fn compact_roundrtip_test() { fn compact_roundrtip_test() {
let some_header = Vec::from_hex("010000004ddccd549d28f385ab457e98d1b11ce80bfea2c5ab93015ade4973e400000000bf4473e53794beae34e64fccc471dace6ae544180816f89591894e0f417a914cd74d6e49ffff001d323b3a7b").unwrap(); let some_header = Vec::from_hex("010000004ddccd549d28f385ab457e98d1b11ce80bfea2c5ab93015ade4973e400000000bf4473e53794beae34e64fccc471dace6ae544180816f89591894e0f417a914cd74d6e49ffff001d323b3a7b").unwrap();