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more tests
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@phearnot
phearnot committed Jun 27, 2024
1 parent 6b06f7a commit 00b85f3
Showing 1 changed file with 33 additions and 20 deletions.
53 changes: 33 additions & 20 deletions node/src/test/scala/com/wavesplatform/history/BlockRewardSpec.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -1313,7 +1313,10 @@ class BlockRewardSpec extends FreeSpec with WithDomain {
private val daoAddress = TxHelpers.address(10002)
private val xtnBuybackAddress = TxHelpers.address(10003)
private val settingsWithRewardBoost = DomainPresets.BlockRewardDistribution
.setFeaturesHeight(BlockchainFeatures.BoostBlockReward -> 5)
.setFeaturesHeight(
BlockchainFeatures.CappedReward -> 0,
BlockchainFeatures.BoostBlockReward -> 5
)
.configure(fs =>
fs.copy(
blockRewardBoostPeriod = 10,
Expand All @@ -1322,13 +1325,8 @@ class BlockRewardSpec extends FreeSpec with WithDomain {
)
)

private val blockMiner = TxHelpers.signer(10001)
private val initialMinerBalance = 100_000.waves
private val boostedShare = 2.waves * 10
private val boostedShareAfterIncrease = 6.5.waves / 3 * 10
private val boostedMinerShareAfterIncrease: Long = 65.waves - 2 * boostedShareAfterIncrease
private val shareAfterIncrease = 6.5.waves / 3
private val minerShareAfterIncrease = 6.5.waves - 2 * shareAfterIncrease
private val blockMiner = TxHelpers.signer(10001)
private val initialMinerBalance = 100_000.waves

private def assertBalances(blockchain: Blockchain, expectedBalances: (Address, Long)*)(implicit pos: Position): Unit =
expectedBalances.foreach { case (address, balance) =>
Expand All @@ -1337,14 +1335,27 @@ class BlockRewardSpec extends FreeSpec with WithDomain {
}
}

"Boost block reward feature activation" in withDomain(
"Boost block reward:" - {
"block reward is" - {
"increased after feature activation" in boostBlockRewardActivationScenario(0.5.waves, 2.waves)
"decreased after feature activation" in boostBlockRewardActivationScenario(-0.5.waves, 3.5.waves / 2)
"unchanged after feature activation" in boostBlockRewardActivationScenario(0, 2.waves)
}
}

private def boostBlockRewardActivationScenario(
rewardDelta: Long,
addressShareAfterChange: Long
): Unit = withDomain(
settingsWithRewardBoost.copy(blockchainSettings =
settingsWithRewardBoost.blockchainSettings.copy(
rewardsSettings = RewardsSettings(10, 10, 6.waves, 0.5.waves, 4)
)
),
Seq(AddrWithBalance(blockMiner.toAddress, initialMinerBalance))
) { d =>
val minerRewardAfterChange = 2.waves + rewardDelta.max(0)

(1 to 3).foreach(_ => d.appendKeyBlock(blockMiner))
// height 4: before activation
d.blockchain.height shouldBe 4
Expand All @@ -1357,56 +1368,58 @@ class BlockRewardSpec extends FreeSpec with WithDomain {

d.appendKeyBlock(blockMiner)
// height 5: activation height
val rewardAtActivationHeight = 2.waves * 3 + boostedShare
val rewardAtActivationHeight = 2.waves * 3 + 2.waves * 10
d.blockchain.height shouldBe 5
assertBalances(
d.blockchain,
blockMiner.toAddress -> (initialMinerBalance + rewardAtActivationHeight),
blockMiner.toAddress -> (initialMinerBalance + 2.waves * (3 + 10)),
daoAddress -> rewardAtActivationHeight,
xtnBuybackAddress -> rewardAtActivationHeight
)

d.appendKeyBlock(blockMiner)
// height 7: start voting
(1 to 3).foreach(_ => d.appendBlock(d.createBlock(Block.RewardBlockVersion, Seq.empty, generator = blockMiner, rewardVote = 7.waves)))
(1 to 3).foreach(_ =>
d.appendBlock(d.createBlock(Block.RewardBlockVersion, Seq.empty, generator = blockMiner, rewardVote = 6.waves + rewardDelta))
)
d.blockchain.height shouldBe 9
val rewardBeforeIncrease = rewardAtActivationHeight + 4 * boostedShare
val rewardBeforeIncrease = rewardAtActivationHeight + 4 * 2.waves * 10
assertBalances(
d.blockchain,
blockMiner.toAddress -> (initialMinerBalance + rewardBeforeIncrease),
blockMiner.toAddress -> (initialMinerBalance + 2.waves * (3 + 10 * 5)),
daoAddress -> rewardBeforeIncrease,
xtnBuybackAddress -> rewardBeforeIncrease
)

// height 10: new base reward value = 65 waves
d.appendBlock(d.createBlock(Block.RewardBlockVersion, Seq.empty, generator = blockMiner, rewardVote = 7.waves))
d.blockchain.height shouldBe 10
val rewardAfterIncrease = rewardBeforeIncrease + boostedShareAfterIncrease
val rewardAfterIncrease = rewardBeforeIncrease + addressShareAfterChange * 10
assertBalances(
d.blockchain,
blockMiner.toAddress -> (initialMinerBalance + rewardBeforeIncrease + boostedMinerShareAfterIncrease),
blockMiner.toAddress -> (initialMinerBalance + 2.waves * (3 + 10 * 5) + minerRewardAfterChange * 10),
daoAddress -> rewardAfterIncrease,
xtnBuybackAddress -> rewardAfterIncrease
)

(1 to 4).foreach(_ => d.appendKeyBlock(blockMiner))
// height 14: before deactivation
d.blockchain.height shouldBe 14
val rewardBeforeDeactivation = rewardAfterIncrease + 4 * boostedShareAfterIncrease
val rewardBeforeDeactivation = rewardAfterIncrease + 4 * addressShareAfterChange * 10
assertBalances(
d.blockchain,
blockMiner.toAddress -> (initialMinerBalance + rewardBeforeIncrease + 5 * boostedMinerShareAfterIncrease),
blockMiner.toAddress -> (initialMinerBalance + 2.waves * (3 + 10 * 5) + minerRewardAfterChange * 10 * 5),
daoAddress -> rewardBeforeDeactivation,
xtnBuybackAddress -> rewardBeforeDeactivation
)

d.appendKeyBlock(blockMiner)
// height 15: deactivation
d.blockchain.height shouldBe 15
val rewardAfterDeactivation = rewardBeforeDeactivation + shareAfterIncrease
val rewardAfterDeactivation = rewardBeforeDeactivation + addressShareAfterChange
assertBalances(
d.blockchain,
blockMiner.toAddress -> (initialMinerBalance + rewardBeforeIncrease + 5 * boostedMinerShareAfterIncrease + minerShareAfterIncrease),
blockMiner.toAddress -> (initialMinerBalance + 2.waves * (3 + 10 * 5) + minerRewardAfterChange * (10 * 5 + 1)),
daoAddress -> rewardAfterDeactivation,
xtnBuybackAddress -> rewardAfterDeactivation
)
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