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Cancun Hardfork: support for new Transaction type #12063

Merged
merged 9 commits into from
Feb 26, 2024
Merged

Cancun Hardfork: support for new Transaction type #12063

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0669f00
testing block unparsing
simsonraj Feb 16, 2024
a339ebb
Pdded arsing tests for 0x3
simsonraj Feb 16, 2024
51be785
Adding type 0x3 to gas estimator
simsonraj Feb 16, 2024
fc339f9
Merge branch 'develop' into cancun-hardfork
simsonraj Feb 20, 2024
6a20664
Merge branch 'develop' into cancun-hardfork
simsonraj Feb 21, 2024
86dae64
Merge branch 'develop' into cancun-hardfork
simsonraj Feb 23, 2024
cfea3e2
Merge branch 'develop' into cancun-hardfork
simsonraj Feb 23, 2024
b1969ea
Merge branch 'develop' into cancun-hardfork
prashantkumar1982 Feb 24, 2024
8a68025
Sonar cube code quality fix
simsonraj Feb 26, 2024
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4 changes: 2 additions & 2 deletions core/chains/evm/gas/block_history_estimator.go
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Original file line number Diff line number Diff line change
Expand Up @@ -855,7 +855,7 @@ func (b *BlockHistoryEstimator) EffectiveGasPrice(block evmtypes.Block, tx evmty
switch tx.Type {
case 0x0, 0x1:
return tx.GasPrice
case 0x2:
case 0x2, 0x3:
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if block.BaseFeePerGas == nil || tx.MaxPriorityFeePerGas == nil || tx.MaxFeePerGas == nil {
b.logger.Warnw("Got transaction type 0x2 but one of the required EIP1559 fields was missing, falling back to gasPrice", "block", block, "tx", tx)
return tx.GasPrice
Expand Down Expand Up @@ -890,7 +890,7 @@ func (b *BlockHistoryEstimator) EffectiveGasPrice(block evmtypes.Block, tx evmty

func (b *BlockHistoryEstimator) EffectiveTipCap(block evmtypes.Block, tx evmtypes.Transaction) *assets.Wei {
switch tx.Type {
case 0x2:
case 0x2, 0x3:
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return tx.MaxPriorityFeePerGas
case 0x0, 0x1:
if tx.GasPrice == nil {
Expand Down
35 changes: 32 additions & 3 deletions core/chains/evm/gas/block_history_estimator_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -1396,7 +1396,7 @@ func TestBlockHistoryEstimator_EffectiveTipCap(t *testing.T) {
res := bhe.EffectiveTipCap(eipblock, tx)
assert.Equal(t, "42 wei", res.String())
})
t.Run("tx type 2 should calculate gas price", func(t *testing.T) {
t.Run("tx type 2 & type 3 should calculate gas price", func(t *testing.T) {
// 0x2 transaction (should use MaxPriorityFeePerGas)
tx := evmtypes.Transaction{Type: 0x2, MaxPriorityFeePerGas: assets.NewWeiI(200), MaxFeePerGas: assets.NewWeiI(250), GasLimit: 42, Hash: utils.NewHash()}
res := bhe.EffectiveTipCap(eipblock, tx)
Expand All @@ -1405,14 +1405,23 @@ func TestBlockHistoryEstimator_EffectiveTipCap(t *testing.T) {
tx = evmtypes.Transaction{Type: 0x2, GasPrice: assets.NewWeiI(400), MaxPriorityFeePerGas: assets.NewWeiI(200), MaxFeePerGas: assets.NewWeiI(350), GasLimit: 42, Hash: utils.NewHash()}
res = bhe.EffectiveTipCap(eipblock, tx)
assert.Equal(t, "200 wei", res.String())

// 0x3 transaction (should use MaxPriorityFeePerGas)
tx = evmtypes.Transaction{Type: 0x3, MaxPriorityFeePerGas: assets.NewWeiI(100), MaxFeePerGas: assets.NewWeiI(250), GasLimit: 42, Hash: utils.NewHash()}
res = bhe.EffectiveTipCap(eipblock, tx)
assert.Equal(t, "100 wei", res.String())
// 0x3 transaction (should use MaxPriorityFeePerGas, ignoring gas price)
tx = evmtypes.Transaction{Type: 0x3, GasPrice: assets.NewWeiI(400), MaxPriorityFeePerGas: assets.NewWeiI(100), MaxFeePerGas: assets.NewWeiI(350), GasLimit: 42, Hash: utils.NewHash()}
res = bhe.EffectiveTipCap(eipblock, tx)
assert.Equal(t, "100 wei", res.String())
})
t.Run("missing field returns nil", func(t *testing.T) {
tx := evmtypes.Transaction{Type: 0x2, GasPrice: assets.NewWeiI(132), MaxFeePerGas: assets.NewWeiI(200), GasLimit: 42, Hash: utils.NewHash()}
res := bhe.EffectiveTipCap(eipblock, tx)
assert.Nil(t, res)
})
t.Run("unknown type returns nil", func(t *testing.T) {
tx := evmtypes.Transaction{Type: 0x3, GasPrice: assets.NewWeiI(55555), MaxPriorityFeePerGas: assets.NewWeiI(200), MaxFeePerGas: assets.NewWeiI(250), GasLimit: 42, Hash: utils.NewHash()}
tx := evmtypes.Transaction{Type: 0x4, GasPrice: assets.NewWeiI(55555), MaxPriorityFeePerGas: assets.NewWeiI(200), MaxFeePerGas: assets.NewWeiI(250), GasLimit: 42, Hash: utils.NewHash()}
res := bhe.EffectiveTipCap(eipblock, tx)
assert.Nil(t, res)
})
Expand Down Expand Up @@ -1466,14 +1475,34 @@ func TestBlockHistoryEstimator_EffectiveGasPrice(t *testing.T) {
res = bhe.EffectiveGasPrice(eipblock, tx)
assert.Equal(t, "32 wei", res.String())
})

t.Run("tx type 3 should calculate gas price", func(t *testing.T) {
// 0x3 transaction (should calculate to 250)
tx := evmtypes.Transaction{Type: 0x3, MaxPriorityFeePerGas: assets.NewWeiI(100), MaxFeePerGas: assets.NewWeiI(110), GasLimit: 42, Hash: utils.NewHash()}
res := bhe.EffectiveGasPrice(eipblock, tx)
assert.Equal(t, "110 wei", res.String())
// 0x3 transaction (should calculate to 300)
tx = evmtypes.Transaction{Type: 0x3, MaxPriorityFeePerGas: assets.NewWeiI(200), MaxFeePerGas: assets.NewWeiI(350), GasLimit: 42, Hash: utils.NewHash()}
res = bhe.EffectiveGasPrice(eipblock, tx)
assert.Equal(t, "300 wei", res.String())
// 0x3 transaction (should calculate to 300, ignoring gas price)
tx = evmtypes.Transaction{Type: 0x3, MaxPriorityFeePerGas: assets.NewWeiI(200), MaxFeePerGas: assets.NewWeiI(350), GasLimit: 42, Hash: utils.NewHash()}
res = bhe.EffectiveGasPrice(eipblock, tx)
assert.Equal(t, "300 wei", res.String())
// 0x3 transaction (should fall back to gas price since MaxFeePerGas is missing)
tx = evmtypes.Transaction{Type: 0x3, GasPrice: assets.NewWeiI(5), MaxPriorityFeePerGas: assets.NewWeiI(200), GasLimit: 42, Hash: utils.NewHash()}
res = bhe.EffectiveGasPrice(eipblock, tx)
assert.Equal(t, "5 wei", res.String())
})

t.Run("tx type 2 has block missing base fee (should never happen but must handle gracefully)", func(t *testing.T) {
// 0x2 transaction (should calculate to 250)
tx := evmtypes.Transaction{Type: 0x2, GasPrice: assets.NewWeiI(55555), MaxPriorityFeePerGas: assets.NewWeiI(200), MaxFeePerGas: assets.NewWeiI(250), GasLimit: 42, Hash: utils.NewHash()}
res := bhe.EffectiveGasPrice(block, tx)
assert.Equal(t, "55.555 kwei", res.String())
})
t.Run("unknown type returns nil", func(t *testing.T) {
tx := evmtypes.Transaction{Type: 0x3, GasPrice: assets.NewWeiI(55555), MaxPriorityFeePerGas: assets.NewWeiI(200), MaxFeePerGas: assets.NewWeiI(250), GasLimit: 42, Hash: utils.NewHash()}
tx := evmtypes.Transaction{Type: 0x4, GasPrice: assets.NewWeiI(55555), MaxPriorityFeePerGas: assets.NewWeiI(200), MaxFeePerGas: assets.NewWeiI(250), GasLimit: 42, Hash: utils.NewHash()}
res := bhe.EffectiveGasPrice(block, tx)
assert.Nil(t, res)
})
Expand Down
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