115 lines
4.4 KiB
Rust
115 lines
4.4 KiB
Rust
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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//! Pub-Sub types.
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use serde::{Serialize, Serializer};
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use v1::types::{RichHeader, Filter};
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/// Subscription result.
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#[derive(Debug, PartialEq, Eq)]
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pub enum Result {
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/// New block header.
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Header(RichHeader),
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}
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impl Serialize for Result {
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fn serialize<S>(&self, serializer: S) -> ::std::result::Result<S::Ok, S::Error>
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where S: Serializer
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{
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match *self {
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Result::Header(ref header) => header.serialize(serializer),
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}
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}
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}
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/// Subscription kind.
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#[derive(Debug, Deserialize, PartialEq, Eq, Hash, Clone)]
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#[serde(deny_unknown_fields)]
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pub enum Kind {
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/// New block headers subscription.
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#[serde(rename="newHeads")]
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NewHeads,
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/// Logs subscription.
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#[serde(rename="logs")]
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Logs,
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/// New Pending Transactions subscription.
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#[serde(rename="newPendingTransactions")]
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NewPendingTransactions,
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/// Node syncing status subscription.
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#[serde(rename="syncing")]
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Syncing,
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}
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/// Subscription kind.
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#[derive(Debug, Deserialize, PartialEq, Eq, Hash, Clone)]
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#[serde(deny_unknown_fields)]
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pub enum Params {
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/// No parameters passed.
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None,
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/// Log parameters.
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Logs(Filter),
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}
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impl Default for Params {
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fn default() -> Self {
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Params::None
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}
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}
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#[cfg(test)]
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mod tests {
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use serde_json;
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use super::{Result, Kind};
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use v1::types::{RichHeader, Header};
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#[test]
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fn should_deserialize_kind() {
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assert_eq!(serde_json::from_str::<Kind>(r#""newHeads""#).unwrap(), Kind::NewHeads);
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assert_eq!(serde_json::from_str::<Kind>(r#""logs""#).unwrap(), Kind::Logs);
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assert_eq!(serde_json::from_str::<Kind>(r#""newPendingTransactions""#).unwrap(), Kind::NewPendingTransactions);
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assert_eq!(serde_json::from_str::<Kind>(r#""syncing""#).unwrap(), Kind::Syncing);
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}
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#[test]
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fn should_serialize_header() {
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let header = Result::Header(RichHeader {
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extra_info: Default::default(),
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inner: Header {
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hash: Some(Default::default()),
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parent_hash: Default::default(),
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uncles_hash: Default::default(),
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author: Default::default(),
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miner: Default::default(),
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state_root: Default::default(),
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transactions_root: Default::default(),
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receipts_root: Default::default(),
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number: Some(Default::default()),
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gas_used: Default::default(),
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gas_limit: Default::default(),
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extra_data: Default::default(),
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logs_bloom: Default::default(),
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timestamp: Default::default(),
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difficulty: Default::default(),
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seal_fields: vec![Default::default(), Default::default()],
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size: Some(69.into()),
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},
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});
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let expected = r#"{"author":"0x0000000000000000000000000000000000000000","difficulty":"0x0","extraData":"0x","gasLimit":"0x0","gasUsed":"0x0","hash":"0x0000000000000000000000000000000000000000000000000000000000000000","logsBloom":"0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000","miner":"0x0000000000000000000000000000000000000000","number":"0x0","parentHash":"0x0000000000000000000000000000000000000000000000000000000000000000","receiptsRoot":"0x0000000000000000000000000000000000000000000000000000000000000000","sealFields":["0x","0x"],"sha3Uncles":"0x0000000000000000000000000000000000000000000000000000000000000000","size":"0x45","stateRoot":"0x0000000000000000000000000000000000000000000000000000000000000000","timestamp":"0x0","transactionsRoot":"0x0000000000000000000000000000000000000000000000000000000000000000"}"#;
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assert_eq!(serde_json::to_string(&header).unwrap(), expected);
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}
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}
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