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test: add json genesis test (#13770)

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This commit is contained in:
Matthias Seitz
2025-01-11 00:04:37 +01:00
committed by GitHub
parent 1bf8d50461
commit ca30702f85
1 changed files with 64 additions and 0 deletions
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64
crates/optimism/chainspec/src/lib.rs
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@ -190,6 +190,11 @@ pub struct OpChainSpec {
}
impl OpChainSpec {
/// Converts the given [`Genesis`] into a [`OpChainSpec`].
pub fn from_genesis(genesis: Genesis) -> Self {
genesis.into()
}
/// Extracts the Holocene 1599 parameters from the encoded extra data from the parent header.
///
/// Caution: Caller must ensure that holocene is active in the parent header.
@ -1112,4 +1117,63 @@ mod tests {
let base_fee = op_chain_spec.next_block_base_fee(&parent, 1735315546).unwrap();
assert_eq!(base_fee, U256::from(507));
}
#[test]
fn json_genesis() {
let geth_genesis = r#"
{
"config": {
"chainId": 1301,
"homesteadBlock": 0,
"eip150Block": 0,
"eip155Block": 0,
"eip158Block": 0,
"byzantiumBlock": 0,
"constantinopleBlock": 0,
"petersburgBlock": 0,
"istanbulBlock": 0,
"muirGlacierBlock": 0,
"berlinBlock": 0,
"londonBlock": 0,
"arrowGlacierBlock": 0,
"grayGlacierBlock": 0,
"mergeNetsplitBlock": 0,
"shanghaiTime": 0,
"cancunTime": 0,
"bedrockBlock": 0,
"regolithTime": 0,
"canyonTime": 0,
"ecotoneTime": 0,
"fjordTime": 0,
"graniteTime": 0,
"holoceneTime": 1732633200,
"terminalTotalDifficulty": 0,
"terminalTotalDifficultyPassed": true,
"optimism": {
"eip1559Elasticity": 6,
"eip1559Denominator": 50,
"eip1559DenominatorCanyon": 250
}
},
"nonce": "0x0",
"timestamp": "0x66edad4c",
"extraData": "0x424544524f434b",
"gasLimit": "0x1c9c380",
"difficulty": "0x0",
"mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
"coinbase": "0x4200000000000000000000000000000000000011",
"alloc": {},
"number": "0x0",
"gasUsed": "0x0",
"parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
"baseFeePerGas": "0x3b9aca00",
"excessBlobGas": "0x0",
"blobGasUsed": "0x0"
}
"#;
let genesis: Genesis = serde_json::from_str(geth_genesis).unwrap();
let chainspec = OpChainSpec::from_genesis(genesis);
assert!(chainspec.is_holocene_active_at_timestamp(1732633200));
}
}