openethereum/util/rlp-derive/tests/rlp.rs
Andronik Ordian 626543326d
backwards compatible call_type creation_method (#11450)
* rlp_derive: update syn & co

* rlp_derive: remove dummy_const

* rlp_derive: remove unused attirubutes

* rlp-derive: change authors

* rlp_derive: add rlp(default) attribute

* Revert "Revert "[Trace] Distinguish between `create` and `create2` (#11311)" (#11427)"

This reverts commit 5d4993b0f8.

* trace: backwards compatible call_type and creation_method

* trace: add rlp backward compatibility tests

* cleanup

* i know, i hate backwards compatibility too

* address review grumbles
2020-02-05 15:30:45 +01:00

80 lines
2.3 KiB
Rust

// Copyright 2015-2020 Parity Technologies (UK) Ltd.
// This file is part of Parity Ethereum.
// Parity Ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity Ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity Ethereum. If not, see <http://www.gnu.org/licenses/>.
use rlp::{decode, encode};
use rlp_derive::{RlpDecodable, RlpDecodableWrapper, RlpEncodable, RlpEncodableWrapper};
#[derive(Debug, PartialEq, RlpEncodable, RlpDecodable)]
struct Foo {
a: String,
}
#[derive(Debug, PartialEq, RlpEncodableWrapper, RlpDecodableWrapper)]
struct FooWrapper {
a: String,
}
#[test]
fn test_encode_foo() {
let foo = Foo { a: "cat".into() };
let expected = vec![0xc4, 0x83, b'c', b'a', b't'];
let out = encode(&foo);
assert_eq!(out, expected);
let decoded = decode(&expected).expect("decode failure");
assert_eq!(foo, decoded);
}
#[test]
fn test_encode_foo_wrapper() {
let foo = FooWrapper { a: "cat".into() };
let expected = vec![0x83, b'c', b'a', b't'];
let out = encode(&foo);
assert_eq!(out, expected);
let decoded = decode(&expected).expect("decode failure");
assert_eq!(foo, decoded);
}
#[test]
fn test_encode_foo_default() {
#[derive(Debug, PartialEq, RlpEncodable, RlpDecodable)]
struct FooDefault {
a: String,
/// It works with other attributes.
#[rlp(default)]
b: Option<Vec<u8>>,
}
let attack_of = String::from("clones");
let foo = Foo { a: attack_of.clone() };
let expected = vec![0xc7, 0x86, b'c', b'l', b'o', b'n', b'e', b's'];
let out = encode(&foo);
assert_eq!(out, expected);
let foo_default = FooDefault { a: attack_of.clone(), b: None };
let decoded = decode(&expected).expect("default failure");
assert_eq!(foo_default, decoded);
let foo_some = FooDefault { a: attack_of.clone(), b: Some(vec![1, 2, 3]) };
let out = encode(&foo_some);
assert_eq!(decode(&out), Ok(foo_some));
}