From d558206ea62c12f3258ede8cfcbf9d44f139ccdd Mon Sep 17 00:00:00 2001 From: Hansie Odendaal <39146854+hansieodendaal@users.noreply.github.com> Date: Sat, 9 Dec 2023 21:46:17 +0200 Subject: [PATCH] feat: update tests and constants (#6028) Description --- Added more faucet tests, updated constants Motivation and Context --- This should have been part of #6024 How Has This Been Tested? --- New unit tests What process can a PR reviewer use to test or verify this change? --- Breaking Changes --- - [x] None - [ ] Requires data directory on base node to be deleted - [ ] Requires hard fork - [ ] Other - Please specify --- .../core/src/consensus/consensus_constants.rs | 78 ++++++++++++++++++- 1 file changed, 75 insertions(+), 3 deletions(-) diff --git a/base_layer/core/src/consensus/consensus_constants.rs b/base_layer/core/src/consensus/consensus_constants.rs index 279facda99..d5729296ac 100644 --- a/base_layer/core/src/consensus/consensus_constants.rs +++ b/base_layer/core/src/consensus/consensus_constants.rs @@ -154,6 +154,8 @@ pub struct PowAlgorithmConstants { const FAUCET_VALUE: u64 = 6_030_157_777_181_012; const ESMERALDA_FAUCET_VALUE: u64 = FAUCET_VALUE; // const IGOR_FAUCET_VALUE: u64 = 1_897_859_637_874_722; +const INITIAL_EMISSION: MicroMinotari = MicroMinotari(13_952_877_857); +const ESMERALDA_INITIAL_EMISSION: MicroMinotari = INITIAL_EMISSION; // The target time used by the difficulty adjustment algorithms, their target time is the target block interval * PoW // algorithm count @@ -495,7 +497,7 @@ impl ConsensusConstants { difficulty_block_window: 90, max_block_transaction_weight: 127_795, median_timestamp_count: 11, - emission_initial: 13_952_877_857 * uT, + emission_initial: ESMERALDA_INITIAL_EMISSION, emission_decay: &ESMERALDA_DECAY_PARAMS, emission_tail: 800 * T, max_randomx_seed_height: 3000, @@ -550,7 +552,7 @@ impl ConsensusConstants { difficulty_block_window: 90, max_block_transaction_weight: 127_795, median_timestamp_count: 11, - emission_initial: 18_462_816_327 * uT, + emission_initial: INITIAL_EMISSION, emission_decay: &EMISSION_DECAY, emission_tail: 800 * T, max_randomx_seed_height: 3000, @@ -599,7 +601,7 @@ impl ConsensusConstants { difficulty_block_window: 90, max_block_transaction_weight: 127_795, median_timestamp_count: 11, - emission_initial: 18_462_816_327 * uT, + emission_initial: INITIAL_EMISSION, emission_decay: &EMISSION_DECAY, emission_tail: 800 * T, max_randomx_seed_height: 3000, @@ -967,6 +969,76 @@ mod test { assert_eq!(reward, esmeralda[0].emission_tail); } + #[test] + fn nextnet_schedule() { + let nextnet = ConsensusConstants::nextnet(); + let schedule = EmissionSchedule::new( + nextnet[0].emission_initial, + nextnet[0].emission_decay, + nextnet[0].emission_tail, + ); + // No genesis block coinbase + assert_eq!(schedule.block_reward(0), MicroMinotari(0)); + // Coinbases starts at block 1 + let coinbase_offset = 1; + let first_reward = schedule.block_reward(coinbase_offset); + assert_eq!(first_reward, nextnet[0].emission_initial * uT); + assert_eq!(schedule.supply_at_block(coinbase_offset), first_reward); + // 'half_life_block' at approximately '(total supply - faucet value) / 2' + #[allow(clippy::cast_possible_truncation)] + let half_life_block = (365.0 * 24.0 * 30.0 * 2.76) as u64; + assert_eq!( + schedule.supply_at_block(half_life_block + coinbase_offset), + 7_483_280_506_356_578 * uT + ); + // Tail emission starts after block 3,255,552 + coinbase_offset + let mut rewards = schedule + .iter() + .skip(3255552 + usize::try_from(coinbase_offset).unwrap()); + let (block_num, reward, supply) = rewards.next().unwrap(); + assert_eq!(block_num, 3255553 + coinbase_offset); + assert_eq!(reward, 800_000_415 * uT); + let total_supply_up_to_tail_emission = supply + nextnet[0].faucet_value; + assert_eq!(total_supply_up_to_tail_emission, 20_999_999_999_819_869 * uT); + let (_, reward, _) = rewards.next().unwrap(); + assert_eq!(reward, nextnet[0].emission_tail); + } + + #[test] + fn stagenet_schedule() { + let stagenet = ConsensusConstants::stagenet(); + let schedule = EmissionSchedule::new( + stagenet[0].emission_initial, + stagenet[0].emission_decay, + stagenet[0].emission_tail, + ); + // No genesis block coinbase + assert_eq!(schedule.block_reward(0), MicroMinotari(0)); + // Coinbases starts at block 1 + let coinbase_offset = 1; + let first_reward = schedule.block_reward(coinbase_offset); + assert_eq!(first_reward, stagenet[0].emission_initial * uT); + assert_eq!(schedule.supply_at_block(coinbase_offset), first_reward); + // 'half_life_block' at approximately '(total supply - faucet value) / 2' + #[allow(clippy::cast_possible_truncation)] + let half_life_block = (365.0 * 24.0 * 30.0 * 2.76) as u64; + assert_eq!( + schedule.supply_at_block(half_life_block + coinbase_offset), + 7_483_280_506_356_578 * uT + ); + // Tail emission starts after block 3,255,552 + coinbase_offset + let mut rewards = schedule + .iter() + .skip(3255552 + usize::try_from(coinbase_offset).unwrap()); + let (block_num, reward, supply) = rewards.next().unwrap(); + assert_eq!(block_num, 3255553 + coinbase_offset); + assert_eq!(reward, 800_000_415 * uT); + let total_supply_up_to_tail_emission = supply + stagenet[0].faucet_value; + assert_eq!(total_supply_up_to_tail_emission, 20_999_999_999_819_869 * uT); + let (_, reward, _) = rewards.next().unwrap(); + assert_eq!(reward, stagenet[0].emission_tail); + } + #[test] fn igor_schedule() { let igor = ConsensusConstants::igor();