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Remove TestRandom (#9006)

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We  have a legacy `TestRandom` trait which generates random types for testing and fuzzing.
This function overlaps with `arbitrary` which is used very commonly in the ecosystem.


  Remove `TestRandom` and generate random type instances using `Arbitrary`.


Co-Authored-By: Mac L <mjladson@pm.me>

Co-Authored-By: Michael Sproul <michael@sigmaprime.io>
This commit is contained in:
Mac L
2026-05-05 10:35:57 +04:00
committed by GitHub
parent 4b314d8e79
commit 3351db1ba8
121 changed files with 418 additions and 1141 deletions
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6
beacon_node/beacon_chain/src/observed_aggregates.rs
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@@ -474,12 +474,12 @@ where
mod tests {
use super::*;
use fixed_bytes::FixedBytesExtended;
use types::{AttestationBase, Hash256, test_utils::test_random_instance};
use types::{AttestationBase, Hash256, test_utils::test_arbitrary_instance};
type E = types::MainnetEthSpec;
fn get_attestation(slot: Slot, beacon_block_root: u64) -> Attestation<E> {
let a: AttestationBase<E> = test_random_instance();
let a: AttestationBase<E> = test_arbitrary_instance();
let mut a = Attestation::Base(a);
a.data_mut().slot = slot;
a.data_mut().beacon_block_root = Hash256::from_low_u64_be(beacon_block_root);
@@ -487,7 +487,7 @@ mod tests {
}
fn get_sync_contribution(slot: Slot, beacon_block_root: u64) -> SyncCommitteeContribution<E> {
let mut a: SyncCommitteeContribution<E> = test_random_instance();
let mut a: SyncCommitteeContribution<E> = test_arbitrary_instance();
a.slot = slot;
a.beacon_block_root = Hash256::from_low_u64_be(beacon_block_root);
a