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Mercurial > core / rust/lib/hash/src/tests.rs

changeset 698: 96958d3eb5b0
parent: 0ccbbd142694
author: Richard Westhaver <ellis@rwest.io>
date: Fri, 04 Oct 2024 22:04:59 -0400
permissions: -rw-r--r--
description: fixes 
     1 use crate::*;
     2 use hex::decode;
     3 use std::convert::TryInto;
     4 
     5 #[test]
     6 fn hex_hash() -> Result<(), Box<dyn std::error::Error>> {
     7   let mut hasher1 = B3Hasher::new();
     8   hasher1.update(b"foo");
     9   hasher1.update(b"bar");
    10   hasher1.update(b"baz");
    11   let out1 = hasher1.finalize();
    12   let mut xof1 = [0; 301];
    13   hasher1.finalize_xof().fill(&mut xof1);
    14   assert_eq!(out1.as_bytes(), &xof1[..32]);
    15 
    16   let hash_hex =
    17     "d74981efa70a0c880b8d8c1985d075dbcbf679b99a5f9914e5aaf96b831a9e24";
    18   let hash_bytes = decode(hash_hex).unwrap();
    19   let hash_array: [u8; OUT_LEN] = hash_bytes[..].try_into().unwrap();
    20   let _: B3Hash = hash_array.into();
    21   Ok(())
    22 }
    23 
    24 #[test]
    25 fn id_state_hash() {
    26   let id = Id(vec![0; crate::KEY_LEN]);
    27   let hash = id.state_hash(&mut crate::B3Hasher::new());
    28   assert_eq!(hash, id.state_hash(&mut crate::B3Hasher::new()));
    29 }
    30 
    31 #[test]
    32 fn id_hex() {
    33   let id = crate::Id(vec![255; crate::KEY_LEN]);
    34 
    35   assert_eq!(
    36     hex::decode(
    37       "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
    38     )
    39     .unwrap(),
    40     id.0
    41   );
    42 }
    43 
    44 #[test]
    45 fn rand_id() {
    46   let id = crate::Id::rand();
    47   let hash = id.state_hash(&mut crate::B3Hasher::new());
    48   assert_eq!(hash, id.state_hash(&mut crate::B3Hasher::new()));
    49 }
    50 
    51 #[test]
    52 fn random_demon_id_is_valid() {
    53   use crate::PeerId;
    54   for _ in 0..5000 {
    55     let did = PeerId::rand();
    56     let did2 = PeerId::rand();
    57     assert_eq!(did, did);
    58     assert_ne!(did, did2);
    59   }
    60 }