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Add poseidon-lengths test

pull/1/head
arnaucube 3 years ago
parent
commit
f71ffcbbfb
7 changed files with 101 additions and 0 deletions
  1. +25
    -0
      poseidon-lengths/README.md
  2. +5
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      poseidon-lengths/go/go.mod
  3. +16
    -0
      poseidon-lengths/go/go.sum
  4. +25
    -0
      poseidon-lengths/go/length_test.go
  5. +2
    -0
      poseidon-lengths/rs/.gitignore
  6. +11
    -0
      poseidon-lengths/rs/Cargo.toml
  7. +17
    -0
      poseidon-lengths/rs/src/lib.rs

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poseidon-lengths/README.md

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# poseidon-lengths test
Test to check the output of the Poseidon Hash implementations in Go and Rust for the cases when the BigInt outputed is of 31 bytes.
- Go
```
> go test
bigint 166341157454475665850184286625226909090143669024322546717713937140175961129
length 31
bytes [94 37 80 113 132 94 199 232 119 124 206 119 0 59 128 138 249 85 43 37 236 41 18 110
214 23 182 6 121 124 41]
hex 5e255071845ec7e8777cce77003b808af9552b25ec29126ed617b606797c29
```
- Rust
```
> cargo test -- --nocapture
bigint "166341157454475665850184286625226909090143669024322546717713937140175961129"
length 31
bytes [94, 37, 80, 113, 132, 94, 199, 232, 119, 124, 206, 119, 0, 59, 128, 138, 249, 85, 43
, 37, 236, 41, 18, 110, 214, 23, 182, 6, 121, 124, 41]
hex "5e255071845ec7e8777cce77003b808af9552b25ec29126ed617b606797c29"
```

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poseidon-lengths/go/go.mod

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module poseidon-lengths
go 1.14
require github.com/iden3/go-iden3-crypto v0.0.4

+ 16
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poseidon-lengths/go/go.sum

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github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/dchest/blake512 v1.0.0/go.mod h1:FV1x7xPPLWukZlpDpWQ88rF/SFwZ5qbskrzhLMB92JI=
github.com/ethereum/go-ethereum v1.8.27/go.mod h1:PwpWDrCLZrV+tfrhqqF6kPknbISMHaJv9Ln3kPCZLwY=
github.com/iden3/go-iden3-crypto v0.0.4 h1:rGQEFBvX6d4fDxqkQTizVq5UefB+xdZAg8j5FQ6uv6g=
github.com/iden3/go-iden3-crypto v0.0.4/go.mod h1:LLcgB7DLWAUs+8eBSKne+ZHy5z7xtAmlYlEz0M9M8gE=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190621222207-cc06ce4a13d4 h1:ydJNl0ENAG67pFbB+9tfhiL2pYqLhfoaZFw/cjLhY4A=
golang.org/x/crypto v0.0.0-20190621222207-cc06ce4a13d4/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d h1:+R4KGOnez64A81RvjARKc4UT5/tI9ujCIVX+P5KiHuI=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=

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poseidon-lengths/go/length_test.go

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package main
import (
"encoding/hex"
"fmt"
"testing"
"github.com/iden3/go-iden3-crypto/poseidon"
)
func TestLen(t *testing.T) {
m := []byte("45")
h, err := poseidon.HashBytes(m)
if err != nil {
t.Fatal(err)
}
fmt.Println("bigint", h.String())
fmt.Println("length", len(h.Bytes()))
fmt.Println("bytes", h.Bytes())
fmt.Println("hex", hex.EncodeToString(h.Bytes()))
if len(h.Bytes()) != 31 {
t.Fatal("expected 31 bytes")
}
}

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poseidon-lengths/rs/.gitignore

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/target
Cargo.lock

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poseidon-lengths/rs/Cargo.toml

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[package]
name = "rs"
version = "0.0.1"
authors = ["arnaucube <root@arnaucube.com>"]
edition = "2018"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
poseidon-rs = "0.0.2"
rustc-hex = "1.0.0"

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poseidon-lengths/rs/src/lib.rs

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#[cfg(test)]
mod tests {
use poseidon_rs::Poseidon;
use rustc_hex::ToHex;
#[test]
fn test_output_size() {
let poseidon = Poseidon::new();
let msg = "45";
let h = poseidon.hash_bytes(msg.as_bytes().to_vec()).unwrap();
println!("bigint {:?}", h.to_string());
println!("length {:?}", h.to_bytes_be().1.len());
println!("bytes {:?}", h.to_bytes_be().1);
assert_eq!(h.to_bytes_be().1.len(), 31);
println!("hex {:?}", h.to_bytes_be().1.to_hex());
}
}

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