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fix contract code response encoding; add test

This commit is contained in:
Robert Habermeier 2016-12-08 16:12:00 +01:00
parent 3e8ee9d423
commit 64ebcd0f24
2 changed files with 294 additions and 239 deletions
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2
ethcore/light/src/net/mod.rs
View File

@ -863,7 +863,7 @@ impl LightProtocol {
stream.append(&req_id).append(&cur_buffer);
for code in response {
stream.append_raw(&code, 1);
stream.append(&code);
}
stream.out()

103
ethcore/light/src/net/tests/mod.rs
View File

@ -31,7 +31,7 @@ use provider::Provider;
use request::{self, Request, Headers};
use rlp::*;
use util::{Bytes, H256};
use util::{Bytes, H256, U256};
use std::sync::Arc;
@ -126,7 +126,7 @@ impl Provider for TestProvider {
req.requests.into_iter()
.map(|req| {
match req.key2 {
Some(key2) => ::util::sha3::SHA3_NULL_RLP.to_owned(),
Some(_) => ::util::sha3::SHA3_NULL_RLP.to_vec(),
None => {
// sort of a leaf node
let mut stream = RlpStream::new_list(2);
@ -139,7 +139,11 @@ impl Provider for TestProvider {
}
fn contract_code(&self, req: request::ContractCodes) -> Vec<Bytes> {
req.code_requests.into_iter().map(|_| Vec::new()).collect()
req.code_requests.into_iter()
.map(|req| {
req.account_key.iter().chain(req.account_key.iter()).cloned().collect()
})
.collect()
}
fn header_proofs(&self, req: request::HeaderProofs) -> Vec<Bytes> {
@ -406,48 +410,99 @@ fn get_block_receipts() {
}
#[test]
fn get_block_bodies() {
fn get_state_proofs() {
let flow_params = FlowParams::new(5_000_000.into(), Default::default(), 0.into());
let capabilities = capabilities();
let (provider, proto) = setup(flow_params.clone(), capabilities.clone());
let cur_status = status(provider.client.chain_info());
let my_status = write_handshake(&cur_status, &capabilities, &flow_params);
provider.client.add_blocks(100, EachBlockWith::Nothing);
let cur_status = status(provider.client.chain_info());
{
let packet_body = write_handshake(&cur_status, &capabilities, &flow_params);
proto.on_connect(&1, &Expect::Send(1, packet::STATUS, packet_body));
proto.handle_packet(&Expect::Nothing, &1, packet::STATUS, &my_status);
proto.on_connect(&1, &Expect::Send(1, packet::STATUS, packet_body.clone()));
proto.handle_packet(&Expect::Nothing, &1, packet::STATUS, &packet_body);
}
let request = request::Bodies {
block_hashes: (0..10).map(|i| provider.client.block_hash(BlockID::Number(i)).unwrap()).collect(),
};
let req_id = 112;
let key1 = U256::from(11223344).into();
let key2 = U256::from(99988887).into();
let req_id = 111;
let request = Request::StateProofs (request::StateProofs {
requests: vec![
request::StateProof { block: H256::default(), key1: key1, key2: None, from_level: 0 },
request::StateProof { block: H256::default(), key1: key1, key2: Some(key2), from_level: 0},
]
});
let request_body = encode_request(&Request::Bodies(request.clone()), req_id);
let request_body = encode_request(&request, req_id);
let response = {
let bodies: Vec<_> = (0..10).map(|i| provider.client.block_body(BlockID::Number(i + 1)).unwrap()).collect();
assert_eq!(bodies.len(), 10);
let proofs = vec![
{ let mut stream = RlpStream::new_list(2); stream.append(&key1).append_empty_data(); stream.out() },
::util::sha3::SHA3_NULL_RLP.to_vec(),
];
let new_buf = *flow_params.limit() - flow_params.compute_cost(request::Kind::Bodies, 10);
let new_buf = *flow_params.limit() - flow_params.compute_cost(request::Kind::StateProofs, 2);
let mut response_stream = RlpStream::new_list(12);
let mut response_stream = RlpStream::new_list(4);
response_stream.append(&req_id).append(&new_buf);
for body in bodies {
response_stream.append_raw(&body, 1);
for proof in proofs {
response_stream.append_raw(&proof, 1);
}
response_stream.out()
};
let expected = Expect::Respond(packet::BLOCK_BODIES, response);
proto.handle_packet(&expected, &1, packet::GET_BLOCK_BODIES, &request_body);
let expected = Expect::Respond(packet::PROOFS, response);
proto.handle_packet(&expected, &1, packet::GET_PROOFS, &request_body);
}
#[test]
fn get_contract_code() {
let flow_params = FlowParams::new(5_000_000.into(), Default::default(), 0.into());
let capabilities = capabilities();
let (provider, proto) = setup(flow_params.clone(), capabilities.clone());
let cur_status = status(provider.client.chain_info());
{
let packet_body = write_handshake(&cur_status, &capabilities, &flow_params);
proto.on_connect(&1, &Expect::Send(1, packet::STATUS, packet_body.clone()));
proto.handle_packet(&Expect::Nothing, &1, packet::STATUS, &packet_body);
}
let req_id = 112;
let key1 = U256::from(11223344).into();
let key2 = U256::from(99988887).into();
let request = Request::Codes (request::ContractCodes {
code_requests: vec![
request::ContractCode { block_hash: H256::default(), account_key: key1 },
request::ContractCode { block_hash: H256::default(), account_key: key2 },
],
});
let request_body = encode_request(&request, req_id);
let response = {
let codes: Vec<Vec<_>> = vec![
key1.iter().chain(key1.iter()).cloned().collect(),
key2.iter().chain(key2.iter()).cloned().collect(),
];
let new_buf = *flow_params.limit() - flow_params.compute_cost(request::Kind::Codes, 2);
let mut response_stream = RlpStream::new_list(4);
response_stream.append(&req_id).append(&new_buf);
for code in codes {
response_stream.append(&code);
}
response_stream.out()
};
let expected = Expect::Respond(packet::CONTRACT_CODES, response);
proto.handle_packet(&expected, &1, packet::GET_CONTRACT_CODES, &request_body);
}