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fix: fix prevrandao bug #29

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Merged
zoowii merged 1 commit into from
Sep 5, 2025
Merged

fix: fix prevrandao bug #29

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8 changes: 4 additions & 4 deletions src/tests/chain_context_tests.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -260,8 +260,8 @@ mod tests {
runtime
.call(&solidity_selector("test_prevrandao()"), &[])
.unwrap();
// DEFAULT_PREVRANDAO: 0000000000000000000000000505050505050505050505050505050505050505
runtime.assert_result("0000000000000000000000000505050505050505050505050505050505050505");
// DEFAULT_PREVRANDAO: 0505050505050505050505050505050505050505050505050505050505050505
runtime.assert_result("0505050505050505050505050505050505050505050505050505050505050505");
}

#[test]
Expand Down Expand Up @@ -292,8 +292,8 @@ mod tests {
runtime
.call(&solidity_selector("test_difficulty()"), &[])
.unwrap();
// DEFAULT_PREVRANDAO: 0000000000000000000000000505050505050505050505050505050505050505
runtime.assert_result("0000000000000000000000000505050505050505050505050505050505050505");
// DEFAULT_PREVRANDAO: 0505050505050505050505050505050505050505050505050505050505050505
runtime.assert_result("0505050505050505050505050505050505050505050505050505050505050505");
}

#[test]
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3 changes: 1 addition & 2 deletions stdlib/chain.c
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Original file line number Diff line number Diff line change
Expand Up @@ -191,8 +191,7 @@ void wrapper_block_coin_base(bytes32 *result) {
}

void wrapper_block_prevRandao(bytes32 *result) {
getBlockPrevRandao(12 + (ADDRESS_UINT)result); // 32 bytes
clear_first_12_bytes(result);
getBlockPrevRandao((ADDRESS_UINT)result); // 32 bytes
}

void wrapper_callvalue(uint256_t *result) {
Expand Down