Merge pull request #5671 from paritytech/guanqun-add-unit-tests

Guanqun add unit tests
This commit is contained in:
Robert Habermeier 2017-05-23 15:18:11 -04:00 committed by GitHub
commit 18c3e90dbf
12 changed files with 354 additions and 35 deletions

View File

@ -549,7 +549,7 @@ test-darwin:
- triggers
before_script:
- git submodule update --init --recursive
- export RUST_FILES_MODIFIED=$(git --no-pager diff --name-only $CI_BUILD_REF^ $CI_BUILD_REF | grep -v -e ^js -e ^\\. -e ^LICENSE -e ^README.md -e ^appveyor.yml -e ^test.sh -e ^windows/ -e ^scripts/ -e^mac/ -e ^nsis/ | wc -l)
- export RUST_FILES_MODIFIED=$(git --no-pager diff --name-only $CI_BUILD_REF^ $CI_BUILD_REF | grep -v -e "^js/" -e ^\\. -e ^LICENSE -e ^README.md -e ^appveyor.yml -e ^test.sh -e ^windows/ -e ^scripts/ -e^mac/ -e ^nsis/ | wc -l)
script:
- export RUST_BACKTRACE=1
- if [ $RUST_FILES_MODIFIED -eq 0 ]; then echo "Skipping Rust tests since no Rust files modified."; else ./test.sh $CARGOFLAGS; fi

View File

@ -39,7 +39,7 @@ pub struct Account {
}
impl Account {
/// Returns true if account does not have nonce and balance.
/// Returns true if account does not have nonce, balance, code and storage.
pub fn is_empty(&self) -> bool {
self.balance.is_none() && self.nonce.is_none() && self.code.is_none() && self.storage.is_none()
}
@ -54,6 +54,59 @@ mod tests {
use uint::Uint;
use bytes::Bytes;
#[test]
fn account_balance_missing_not_empty() {
let s = r#"{
"nonce": "0",
"code": "1234",
"storage": { "0x7fffffffffffffff7fffffffffffffff": "0x1" }
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(!deserialized.is_empty());
}
#[test]
fn account_nonce_missing_not_empty() {
let s = r#"{
"balance": "1",
"code": "1234",
"storage": { "0x7fffffffffffffff7fffffffffffffff": "0x1" }
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(!deserialized.is_empty());
}
#[test]
fn account_code_missing_not_empty() {
let s = r#"{
"balance": "1",
"nonce": "0",
"storage": { "0x7fffffffffffffff7fffffffffffffff": "0x1" }
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(!deserialized.is_empty());
}
#[test]
fn account_storage_missing_not_empty() {
let s = r#"{
"balance": "1",
"nonce": "0",
"code": "1234"
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(!deserialized.is_empty());
}
#[test]
fn account_empty() {
let s = r#"{
"builtin": { "name": "ecrecover", "pricing": { "linear": { "base": 3000, "word": 0 } } }
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(deserialized.is_empty());
}
#[test]
fn account_deserialization() {
let s = r#"{
@ -63,6 +116,7 @@ mod tests {
"code": "1234"
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(!deserialized.is_empty());
assert_eq!(deserialized.balance.unwrap(), Uint(U256::from(1)));
assert_eq!(deserialized.nonce.unwrap(), Uint(U256::from(0)));
assert_eq!(deserialized.code.unwrap(), Bytes::new(vec![0x12, 0x34]));
@ -78,6 +132,7 @@ mod tests {
"storage": { "0x7fffffffffffffff7fffffffffffffff": "0x1" }
}"#;
let deserialized: Account = serde_json::from_str(s).unwrap();
assert!(!deserialized.is_empty());
assert_eq!(deserialized.balance.unwrap(), Uint(U256::from(1)));
assert_eq!(deserialized.nonce.unwrap(), Uint(U256::from(0)));
assert_eq!(deserialized.code.unwrap(), Bytes::new(vec![0x12, 0x34]));

View File

@ -60,7 +60,12 @@ pub struct AuthorityRound {
#[cfg(test)]
mod tests {
use uint::Uint;
use util::U256;
use util::H160;
use serde_json;
use hash::Address;
use spec::validator_set::ValidatorSet;
use spec::authority_round::AuthorityRound;
#[test]
@ -79,6 +84,13 @@ mod tests {
}
}"#;
let _deserialized: AuthorityRound = serde_json::from_str(s).unwrap();
let deserialized: AuthorityRound = serde_json::from_str(s).unwrap();
assert_eq!(deserialized.params.gas_limit_bound_divisor, Uint(U256::from(0x0400)));
assert_eq!(deserialized.params.step_duration, Uint(U256::from(0x02)));
assert_eq!(deserialized.params.validators, ValidatorSet::List(vec![Address(H160::from("0xc6d9d2cd449a754c494264e1809c50e34d64562b"))]));
assert_eq!(deserialized.params.block_reward, Some(Uint(U256::from(0x50))));
assert!(deserialized.params.registrar.is_none());
assert_eq!(deserialized.params.start_step, Some(Uint(U256::from(24))));
assert_eq!(deserialized.params.eip155_transition, Some(Uint(U256::from(0x42))));
}
}

View File

@ -42,7 +42,12 @@ pub struct BasicAuthority {
#[cfg(test)]
mod tests {
use serde_json;
use uint::Uint;
use util::U256;
use hash::Address;
use util::hash::H160;
use spec::basic_authority::BasicAuthority;
use spec::validator_set::ValidatorSet;
#[test]
fn basic_authority_deserialization() {
@ -56,6 +61,11 @@ mod tests {
}
}"#;
let _deserialized: BasicAuthority = serde_json::from_str(s).unwrap();
let deserialized: BasicAuthority = serde_json::from_str(s).unwrap();
assert_eq!(deserialized.params.gas_limit_bound_divisor, Uint(U256::from(0x0400)));
assert_eq!(deserialized.params.duration_limit, Uint(U256::from(0x0d)));
let vs = ValidatorSet::List(vec![Address(H160::from("0xc6d9d2cd449a754c494264e1809c50e34d64562b"))]);
assert_eq!(deserialized.params.validators, vs);
}
}

View File

@ -58,7 +58,11 @@ mod tests {
"instantSeal": { "params": {} }
}"#;
let _deserialized: Engine = serde_json::from_str(s).unwrap();
let deserialized: Engine = serde_json::from_str(s).unwrap();
match deserialized {
Engine::InstantSeal(_) => {}, // instant seal is unit tested in its own file.
_ => assert!(false),
};
let s = r#"{
"Ethash": {
@ -77,7 +81,66 @@ mod tests {
}
}"#;
let _deserialized: Engine = serde_json::from_str(s).unwrap();
let deserialized: Engine = serde_json::from_str(s).unwrap();
match deserialized {
Engine::Ethash(_) => {}, // ethash is unit tested in its own file.
_ => assert!(false),
};
let s = r#"{
"basicAuthority": {
"params": {
"gasLimitBoundDivisor": "0x0400",
"durationLimit": "0x0d",
"validators" : {
"list": ["0xc6d9d2cd449a754c494264e1809c50e34d64562b"]
}
}
}
}"#;
let deserialized: Engine = serde_json::from_str(s).unwrap();
match deserialized {
Engine::BasicAuthority(_) => {}, // basicAuthority is unit tested in its own file.
_ => assert!(false),
};
let s = r#"{
"authorityRound": {
"params": {
"gasLimitBoundDivisor": "0x0400",
"stepDuration": "0x02",
"validators": {
"list" : ["0xc6d9d2cd449a754c494264e1809c50e34d64562b"]
},
"blockReward": "0x50",
"startStep" : 24,
"eip155Transition": "0x42",
"validateStepTransition": 150
}
}
}"#;
let deserialized: Engine = serde_json::from_str(s).unwrap();
match deserialized {
Engine::AuthorityRound(_) => {}, // AuthorityRound is unit tested in its own file.
_ => assert!(false),
};
let s = r#"{
"tendermint": {
"params": {
"gasLimitBoundDivisor": "0x0400",
"validators": {
"list": ["0xc6d9d2cd449a754c494264e1809c50e34d64562b"]
},
"blockReward": "0x50"
}
}
}"#;
let deserialized: Engine = serde_json::from_str(s).unwrap();
match deserialized {
Engine::Tendermint(_) => {}, // Tendermint is unit tested in its own file.
_ => assert!(false),
};
}
}

View File

@ -131,7 +131,11 @@ pub struct Ethash {
#[cfg(test)]
mod tests {
use serde_json;
use spec::ethash::Ethash;
use uint::Uint;
use util::U256;
use hash::Address;
use util::hash::H160;
use spec::ethash::{Ethash, EthashParams};
#[test]
fn ethash_deserialization() {
@ -170,17 +174,71 @@ mod tests {
],
"difficultyHardforkTransition": "0x59d9",
"difficultyHardforkBoundDivisor": "0x0200",
"bombDefuseTransition": "0x42",
"bombDefuseTransition": "0x41",
"eip100bTransition": "0x42",
"eip150Transition": "0x42",
"eip155Transition": "0x42",
"eip160Transition": "0x42",
"eip161abcTransition": "0x42",
"eip161dTransition": "0x42"
"eip150Transition": "0x43",
"eip155Transition": "0x44",
"eip160Transition": "0x45",
"eip161abcTransition": "0x46",
"eip161dTransition": "0x47"
}
}"#;
let _deserialized: Ethash = serde_json::from_str(s).unwrap();
let deserialized: Ethash = serde_json::from_str(s).unwrap();
assert_eq!(deserialized, Ethash{
params: EthashParams{
gas_limit_bound_divisor: Uint(U256::from(0x0400)),
minimum_difficulty: Uint(U256::from(0x020000)),
difficulty_bound_divisor: Uint(U256::from(0x0800)),
difficulty_increment_divisor: None,
metropolis_difficulty_increment_divisor: None,
duration_limit: Uint(U256::from(0x0d)),
block_reward: Uint(U256::from(0x4563918244F40000u64)),
registrar: Some(Address(H160::from("0xc6d9d2cd449a754c494264e1809c50e34d64562b"))),
homestead_transition: Some(Uint(U256::from(0x42))),
dao_hardfork_transition: Some(Uint(U256::from(0x08))),
dao_hardfork_beneficiary: Some(Address(H160::from("0xabcabcabcabcabcabcabcabcabcabcabcabcabca"))),
dao_hardfork_accounts: Some(vec![
Address(H160::from("0x304a554a310c7e546dfe434669c62820b7d83490")),
Address(H160::from("0x914d1b8b43e92723e64fd0a06f5bdb8dd9b10c79")),
Address(H160::from("0xfe24cdd8648121a43a7c86d289be4dd2951ed49f")),
Address(H160::from("0x17802f43a0137c506ba92291391a8a8f207f487d")),
Address(H160::from("0xb136707642a4ea12fb4bae820f03d2562ebff487")),
Address(H160::from("0xdbe9b615a3ae8709af8b93336ce9b477e4ac0940")),
Address(H160::from("0xf14c14075d6c4ed84b86798af0956deef67365b5")),
Address(H160::from("0xca544e5c4687d109611d0f8f928b53a25af72448")),
Address(H160::from("0xaeeb8ff27288bdabc0fa5ebb731b6f409507516c")),
Address(H160::from("0xcbb9d3703e651b0d496cdefb8b92c25aeb2171f7")),
Address(H160::from("0xaccc230e8a6e5be9160b8cdf2864dd2a001c28b6")),
Address(H160::from("0x2b3455ec7fedf16e646268bf88846bd7a2319bb2")),
Address(H160::from("0x4613f3bca5c44ea06337a9e439fbc6d42e501d0a")),
Address(H160::from("0xd343b217de44030afaa275f54d31a9317c7f441e")),
Address(H160::from("0x84ef4b2357079cd7a7c69fd7a37cd0609a679106")),
Address(H160::from("0xda2fef9e4a3230988ff17df2165440f37e8b1708")),
Address(H160::from("0xf4c64518ea10f995918a454158c6b61407ea345c")),
Address(H160::from("0x7602b46df5390e432ef1c307d4f2c9ff6d65cc97")),
Address(H160::from("0xbb9bc244d798123fde783fcc1c72d3bb8c189413")),
Address(H160::from("0x807640a13483f8ac783c557fcdf27be11ea4ac7a")),
]),
difficulty_hardfork_transition: Some(Uint(U256::from(0x59d9))),
difficulty_hardfork_bound_divisor: Some(Uint(U256::from(0x0200))),
bomb_defuse_transition: Some(Uint(U256::from(0x41))),
eip100b_transition: Some(Uint(U256::from(0x42))),
eip150_transition: Some(Uint(U256::from(0x43))),
eip155_transition: Some(Uint(U256::from(0x44))),
eip160_transition: Some(Uint(U256::from(0x45))),
eip161abc_transition: Some(Uint(U256::from(0x46))),
eip161d_transition: Some(Uint(U256::from(0x47))),
ecip1010_pause_transition: None,
ecip1010_continue_transition: None,
max_code_size: None,
max_gas_limit_transition: None,
max_gas_limit: None,
min_gas_price_transition: None,
min_gas_price: None,
}
});
}
#[test]
@ -195,6 +253,38 @@ mod tests {
}
}"#;
let _deserialized: Ethash = serde_json::from_str(s).unwrap();
let deserialized: Ethash = serde_json::from_str(s).unwrap();
assert_eq!(deserialized, Ethash{
params: EthashParams{
gas_limit_bound_divisor: Uint(U256::from(0x0400)),
minimum_difficulty: Uint(U256::from(0x020000)),
difficulty_bound_divisor: Uint(U256::from(0x0800)),
difficulty_increment_divisor: None,
metropolis_difficulty_increment_divisor: None,
duration_limit: Uint(U256::from(0x0d)),
block_reward: Uint(U256::from(0x4563918244F40000u64)),
registrar: None,
homestead_transition: None,
dao_hardfork_transition: None,
dao_hardfork_beneficiary: None,
dao_hardfork_accounts: None,
difficulty_hardfork_transition: None,
difficulty_hardfork_bound_divisor: None,
bomb_defuse_transition: None,
eip100b_transition: None,
eip150_transition: None,
eip155_transition: None,
eip160_transition: None,
eip161abc_transition: None,
eip161d_transition: None,
ecip1010_pause_transition: None,
ecip1010_continue_transition: None,
max_code_size: None,
max_gas_limit_transition: None,
max_gas_limit: None,
min_gas_price_transition: None,
min_gas_price: None,
}
});
}
}

View File

@ -58,7 +58,15 @@ pub struct Genesis {
#[cfg(test)]
mod tests {
use serde_json;
use bytes::Bytes;
use uint::Uint;
use util::U256;
use hash::{H64, H256, Address};
use util::hash::H160;
use util::{H64 as Eth64, H256 as Eth256};
use spec::genesis::Genesis;
use spec::{Ethereum, Seal};
use std::str::FromStr;
#[test]
fn genesis_deserialization() {
@ -71,14 +79,29 @@ mod tests {
"nonce": "0x00006d6f7264656e"
}
},
"author": "0x0000000000000000000000000000000000000000",
"timestamp": "0x00",
"parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
"author": "0x1000000000000000000000000000000000000001",
"timestamp": "0x07",
"parentHash": "0x9000000000000000000000000000000000000000000000000000000000000000",
"extraData": "0x11bbe8db4e347b4e8c937c1c8370e4b5ed33adb3db69cbdb7a38e1e50b1b82fa",
"gasLimit": "0x1388",
"stateRoot": "0xd7f8974fb5ac78d9ac099b9ad5018bedc2ce0a72dad1827a1709da30580f0544"
}"#;
let _deserialized: Genesis = serde_json::from_str(s).unwrap();
// TODO: validate all fields
let deserialized: Genesis = serde_json::from_str(s).unwrap();
assert_eq!(deserialized, Genesis {
seal: Seal::Ethereum(Ethereum {
nonce: H64(Eth64::from("0x00006d6f7264656e")),
mix_hash: H256(Eth256::from("0x0000000000000000000000000000000000000000000000000000000000000000"))
}),
difficulty: Uint(U256::from(0x400000000u64)),
author: Some(Address(H160::from("0x1000000000000000000000000000000000000001"))),
timestamp: Some(Uint(U256::from(0x07))),
parent_hash: Some(H256(Eth256::from("0x9000000000000000000000000000000000000000000000000000000000000000"))),
gas_limit: Uint(U256::from(0x1388)),
transactions_root: None,
receipts_root: None,
state_root: Some(H256(Eth256::from("0xd7f8974fb5ac78d9ac099b9ad5018bedc2ce0a72dad1827a1709da30580f0544"))),
gas_used: None,
extra_data: Some(Bytes::from_str("0x11bbe8db4e347b4e8c937c1c8370e4b5ed33adb3db69cbdb7a38e1e50b1b82fa").unwrap()),
});
}
}

View File

@ -35,6 +35,8 @@ pub struct InstantSeal {
#[cfg(test)]
mod tests {
use serde_json;
use hash::Address;
use util::hash::H160;
use spec::instant_seal::InstantSeal;
#[test]
@ -45,6 +47,7 @@ mod tests {
}
}"#;
let _deserialized: InstantSeal = serde_json::from_str(s).unwrap();
let deserialized: InstantSeal = serde_json::from_str(s).unwrap();
assert_eq!(deserialized.params.registrar, Some(Address(H160::from("0xc6d9d2cd449a754c494264e1809c50e34d64562b"))));
}
}

View File

@ -67,21 +67,27 @@ pub struct Params {
#[cfg(test)]
mod tests {
use serde_json;
use uint::Uint;
use util::U256;
use spec::params::Params;
#[test]
fn params_deserialization() {
let s = r#"{
"homesteadTransition": "0x118c30",
"maximumExtraDataSize": "0x20",
"networkID" : "0x1",
"chainID" : "0x15",
"subprotocolName" : "exp",
"minGasLimit": "0x1388",
"accountStartNonce": "0x00"
"accountStartNonce": "0x01"
}"#;
let _deserialized: Params = serde_json::from_str(s).unwrap();
// TODO: validate all fields
let deserialized: Params = serde_json::from_str(s).unwrap();
assert_eq!(deserialized.maximum_extra_data_size, Uint(U256::from(0x20)));
assert_eq!(deserialized.network_id, Uint(U256::from(0x1)));
assert_eq!(deserialized.chain_id, Some(Uint(U256::from(0x15))));
assert_eq!(deserialized.subprotocol_name, Some("exp".to_owned()));
assert_eq!(deserialized.min_gas_limit, Uint(U256::from(0x1388)));
assert_eq!(deserialized.account_start_nonce, Some(Uint(U256::from(0x01))));
}
}

View File

@ -70,32 +70,62 @@ pub enum Seal {
#[cfg(test)]
mod tests {
use serde_json;
use spec::Seal;
use hash::*;
use bytes::Bytes;
use uint::Uint;
use util::U256;
use util::{H64 as Eth64, H256 as Eth256, H520 as Eth520};
use spec::{Ethereum, AuthorityRoundSeal, TendermintSeal, Seal};
#[test]
fn seal_deserialization() {
let s = r#"[{
"ethereum": {
"nonce": "0x0000000000000042",
"mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000"
"mixHash": "0x1000000000000000000000000000000000000000000000000000000000000001"
}
},{
"generic": "0xe011bbe8db4e347b4e8c937c1c8370e4b5ed33adb3db69cbdb7a38e1e50b1b82fa"
},{
"authorityRound": {
"step": "0x0",
"signature": "0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
"signature": "0x2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002"
}
},{
"tendermint": {
"round": "0x0",
"proposal": "0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
"round": "0x3",
"proposal": "0x3000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003",
"precommits": [
"0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
"0x4000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004"
]
}
}]"#;
let _deserialized: Vec<Seal> = serde_json::from_str(s).unwrap();
// TODO: validate all fields
let deserialized: Vec<Seal> = serde_json::from_str(s).unwrap();
assert_eq!(deserialized.len(), 4);
// [0]
assert_eq!(deserialized[0], Seal::Ethereum(Ethereum {
nonce: H64(Eth64::from("0x0000000000000042")),
mix_hash: H256(Eth256::from("0x1000000000000000000000000000000000000000000000000000000000000001"))
}));
// [1]
assert_eq!(deserialized[1], Seal::Generic(Bytes::new(vec![
0xe0, 0x11, 0xbb, 0xe8, 0xdb, 0x4e, 0x34, 0x7b, 0x4e, 0x8c, 0x93, 0x7c, 0x1c, 0x83, 0x70, 0xe4,
0xb5, 0xed, 0x33, 0xad, 0xb3, 0xdb, 0x69, 0xcb, 0xdb, 0x7a, 0x38, 0xe1, 0xe5, 0x0b, 0x1b, 0x82, 0xfa])));
// [2]
assert_eq!(deserialized[2], Seal::AuthorityRound(AuthorityRoundSeal {
step: Uint(U256::from(0x0)),
signature: H520(Eth520::from("0x2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002"))
}));
// [3]
assert_eq!(deserialized[3], Seal::Tendermint(TendermintSeal {
round: Uint(U256::from(0x3)),
proposal: H520(Eth520::from("0x3000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003")),
precommits: vec![H520(Eth520::from("0x4000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004"))]
}));
}
}

View File

@ -57,7 +57,12 @@ pub struct Tendermint {
#[cfg(test)]
mod tests {
use serde_json;
use uint::Uint;
use util::U256;
use hash::Address;
use util::hash::H160;
use spec::tendermint::Tendermint;
use spec::validator_set::ValidatorSet;
#[test]
fn tendermint_deserialization() {
@ -71,6 +76,10 @@ mod tests {
}
}"#;
let _deserialized: Tendermint = serde_json::from_str(s).unwrap();
let deserialized: Tendermint = serde_json::from_str(s).unwrap();
assert_eq!(deserialized.params.gas_limit_bound_divisor, Uint(U256::from(0x0400)));
let vs = ValidatorSet::List(vec![Address(H160::from("0xc6d9d2cd449a754c494264e1809c50e34d64562b"))]);
assert_eq!(deserialized.params.validators, vs);
assert_eq!(deserialized.params.block_reward, Some(Uint(U256::from(0x50))));
}
}

View File

@ -40,6 +40,10 @@ pub enum ValidatorSet {
#[cfg(test)]
mod tests {
use serde_json;
use uint::Uint;
use util::U256;
use hash::Address;
use util::hash::H160;
use spec::validator_set::ValidatorSet;
#[test]
@ -58,6 +62,20 @@ mod tests {
}
}]"#;
let _deserialized: Vec<ValidatorSet> = serde_json::from_str(s).unwrap();
let deserialized: Vec<ValidatorSet> = serde_json::from_str(s).unwrap();
assert_eq!(deserialized.len(), 4);
assert_eq!(deserialized[0], ValidatorSet::List(vec![Address(H160::from("0xc6d9d2cd449a754c494264e1809c50e34d64562b"))]));
assert_eq!(deserialized[1], ValidatorSet::SafeContract(Address(H160::from("0xc6d9d2cd449a754c494264e1809c50e34d64562b"))));
assert_eq!(deserialized[2], ValidatorSet::Contract(Address(H160::from("0xc6d9d2cd449a754c494264e1809c50e34d64562b"))));
match deserialized[3] {
ValidatorSet::Multi(ref map) => {
assert_eq!(map.len(), 3);
assert!(map.contains_key(&Uint(U256::from(0))));
assert!(map.contains_key(&Uint(U256::from(10))));
assert!(map.contains_key(&Uint(U256::from(20))));
},
_ => assert!(false),
}
}
}