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0b20cabefb
0g-chain/x/evmutil/keeper/bank_keeper_test.go
Solovyov1796 838a2d9ae9 rename denoms
2024-05-21 18:45:00 +08:00

804 lines
24 KiB
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package keeper_test
import (
"math/big"
"testing"
"time"
sdkmath "cosmossdk.io/math"
"github.com/0glabs/0g-chain/chaincfg"
"github.com/0glabs/0g-chain/x/evmutil/keeper"
"github.com/0glabs/0g-chain/x/evmutil/testutil"
"github.com/0glabs/0g-chain/x/evmutil/types"
sdk "github.com/cosmos/cosmos-sdk/types"
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
vesting "github.com/cosmos/cosmos-sdk/x/auth/vesting/types"
evmtypes "github.com/evmos/ethermint/x/evm/types"
"github.com/stretchr/testify/suite"
tmtime "github.com/tendermint/tendermint/types/time"
)
type evmBankKeeperTestSuite struct {
testutil.Suite
}
func (suite *evmBankKeeperTestSuite) SetupTest() {
suite.Suite.SetupTest()
}
func (suite *evmBankKeeperTestSuite) TestGetBalance_ReturnsSpendable() {
startingCoins := sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 10))
startingEvmDenom := sdkmath.NewInt(100)
now := tmtime.Now()
endTime := now.Add(24 * time.Hour)
bacc := authtypes.NewBaseAccountWithAddress(suite.Addrs[0])
vacc := vesting.NewContinuousVestingAccount(bacc, startingCoins, now.Unix(), endTime.Unix())
suite.AccountKeeper.SetAccount(suite.Ctx, vacc)
err := suite.App.FundAccount(suite.Ctx, suite.Addrs[0], startingCoins)
suite.Require().NoError(err)
err = suite.Keeper.SetBalance(suite.Ctx, suite.Addrs[0], startingEvmDenom)
suite.Require().NoError(err)
coin := suite.EvmBankKeeper.GetBalance(suite.Ctx, suite.Addrs[0], chaincfg.EvmDenom)
suite.Require().Equal(startingEvmDenom, coin.Amount)
ctx := suite.Ctx.WithBlockTime(now.Add(12 * time.Hour))
coin = suite.EvmBankKeeper.GetBalance(ctx, suite.Addrs[0], chaincfg.EvmDenom)
suite.Require().Equal(sdkmath.NewIntFromUint64(5_000_000_000_100), coin.Amount)
}
func (suite *evmBankKeeperTestSuite) TestGetBalance_NotEvmDenom() {
suite.Require().Panics(func() {
suite.EvmBankKeeper.GetBalance(suite.Ctx, suite.Addrs[0], chaincfg.GasDenom)
})
suite.Require().Panics(func() {
suite.EvmBankKeeper.GetBalance(suite.Ctx, suite.Addrs[0], "busd")
})
}
func (suite *evmBankKeeperTestSuite) TestGetBalance() {
tests := []struct {
name string
startingAmount sdk.Coins
expAmount sdkmath.Int
}{
{
"gas denom with evm denom",
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 100),
sdk.NewInt64Coin(chaincfg.GasDenom, 10),
),
sdkmath.NewInt(10_000_000_000_100),
},
{
"just evm denom",
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 100),
sdk.NewInt64Coin("busd", 100),
),
sdkmath.NewInt(100),
},
{
"just gas denom",
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.GasDenom, 10),
sdk.NewInt64Coin("busd", 100),
),
sdkmath.NewInt(10_000_000_000_000),
},
{
"no gas denom or evm denom",
sdk.NewCoins(),
sdk.ZeroInt(),
},
{
"with avaka that is more than 1 gas denom",
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 20_000_000_000_220),
sdk.NewInt64Coin(chaincfg.GasDenom, 11),
),
sdkmath.NewInt(31_000_000_000_220),
},
}
for _, tt := range tests {
suite.Run(tt.name, func() {
suite.SetupTest()
suite.FundAccountWithZgChain(suite.Addrs[0], tt.startingAmount)
coin := suite.EvmBankKeeper.GetBalance(suite.Ctx, suite.Addrs[0], chaincfg.EvmDenom)
suite.Require().Equal(tt.expAmount, coin.Amount)
})
}
}
func (suite *evmBankKeeperTestSuite) TestSendCoinsFromModuleToAccount() {
startingModuleCoins := sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 200),
sdk.NewInt64Coin(chaincfg.GasDenom, 100),
)
tests := []struct {
name string
sendCoins sdk.Coins
startingAccBal sdk.Coins
expAccBal sdk.Coins
hasErr bool
}{
{
"send more than 1 gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 12_000_000_000_010)),
sdk.Coins{},
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 10),
sdk.NewInt64Coin(chaincfg.GasDenom, 12),
),
false,
},
{
"send less than 1 gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 122)),
sdk.Coins{},
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 122),
sdk.NewInt64Coin(chaincfg.GasDenom, 0),
),
false,
},
{
"send an exact amount of gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 98_000_000_000_000)),
sdk.Coins{},
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 0o0),
sdk.NewInt64Coin(chaincfg.GasDenom, 98),
),
false,
},
{
"send no evm denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 0)),
sdk.Coins{},
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 0),
sdk.NewInt64Coin(chaincfg.GasDenom, 0),
),
false,
},
{
"errors if sending other coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 500), sdk.NewInt64Coin("busd", 1000)),
sdk.Coins{},
sdk.Coins{},
true,
},
{
"errors if not enough total evm denom to cover",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 100_000_000_001_000)),
sdk.Coins{},
sdk.Coins{},
true,
},
{
"errors if not enough gas denom to cover",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 200_000_000_000_000)),
sdk.Coins{},
sdk.Coins{},
true,
},
{
"converts receiver's evm denom to gas denom if there's enough evm denom after the transfer",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 99_000_000_000_200)),
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 999_999_999_900),
sdk.NewInt64Coin(chaincfg.GasDenom, 1),
),
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 100),
sdk.NewInt64Coin(chaincfg.GasDenom, 101),
),
false,
},
{
"converts all of receiver's evm denom to gas denom even if somehow receiver has more than 1 gas denom of evm denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 12_000_000_000_100)),
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 5_999_999_999_990),
sdk.NewInt64Coin(chaincfg.GasDenom, 1),
),
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 90),
sdk.NewInt64Coin(chaincfg.GasDenom, 19),
),
false,
},
{
"swap 1 gas denom for evm denom if module account doesn't have enough evm denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 99_000_000_001_000)),
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 200),
sdk.NewInt64Coin(chaincfg.GasDenom, 1),
),
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 1200),
sdk.NewInt64Coin(chaincfg.GasDenom, 100),
),
false,
},
}
for _, tt := range tests {
suite.Run(tt.name, func() {
suite.SetupTest()
suite.FundAccountWithZgChain(suite.Addrs[0], tt.startingAccBal)
suite.FundModuleAccountWithZgChain(evmtypes.ModuleName, startingModuleCoins)
// fund our module with some gas denom to account for converting extra evm denom back to gas denom
suite.FundModuleAccountWithZgChain(types.ModuleName, sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 10)))
err := suite.EvmBankKeeper.SendCoinsFromModuleToAccount(suite.Ctx, evmtypes.ModuleName, suite.Addrs[0], tt.sendCoins)
if tt.hasErr {
suite.Require().Error(err)
return
} else {
suite.Require().NoError(err)
}
// check gas denom
GasDenomSender := suite.BankKeeper.GetBalance(suite.Ctx, suite.Addrs[0], chaincfg.GasDenom)
suite.Require().Equal(tt.expAccBal.AmountOf(chaincfg.GasDenom).Int64(), GasDenomSender.Amount.Int64())
// check evm denom
actualEvmDenom := suite.Keeper.GetBalance(suite.Ctx, suite.Addrs[0])
suite.Require().Equal(tt.expAccBal.AmountOf(chaincfg.EvmDenom).Int64(), actualEvmDenom.Int64())
})
}
}
func (suite *evmBankKeeperTestSuite) TestSendCoinsFromAccountToModule() {
startingAccCoins := sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 200),
sdk.NewInt64Coin(chaincfg.GasDenom, 100),
)
startingModuleCoins := sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.EvmDenom, 100_000_000_000),
)
tests := []struct {
name string
sendCoins sdk.Coins
expSenderCoins sdk.Coins
expModuleCoins sdk.Coins
hasErr bool
}{
{
"send more than 1 gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 12_000_000_000_010)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 190), sdk.NewInt64Coin(chaincfg.GasDenom, 88)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 100_000_000_010), sdk.NewInt64Coin(chaincfg.GasDenom, 12)),
false,
},
{
"send less than 1 gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 122)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 78), sdk.NewInt64Coin(chaincfg.GasDenom, 100)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 100_000_000_122), sdk.NewInt64Coin(chaincfg.GasDenom, 0)),
false,
},
{
"send an exact amount of gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 98_000_000_000_000)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 200), sdk.NewInt64Coin(chaincfg.GasDenom, 2)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 100_000_000_000), sdk.NewInt64Coin(chaincfg.GasDenom, 98)),
false,
},
{
"send no evm denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 0)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 200), sdk.NewInt64Coin(chaincfg.GasDenom, 100)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 100_000_000_000), sdk.NewInt64Coin(chaincfg.GasDenom, 0)),
false,
},
{
"errors if sending other coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 500), sdk.NewInt64Coin("busd", 1000)),
sdk.Coins{},
sdk.Coins{},
true,
},
{
"errors if have dup coins",
sdk.Coins{
sdk.NewInt64Coin(chaincfg.EvmDenom, 12_000_000_000_000),
sdk.NewInt64Coin(chaincfg.EvmDenom, 2_000_000_000_000),
},
sdk.Coins{},
sdk.Coins{},
true,
},
{
"errors if not enough total evm denom to cover",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 100_000_000_001_000)),
sdk.Coins{},
sdk.Coins{},
true,
},
{
"errors if not enough gas denom to cover",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 200_000_000_000_000)),
sdk.Coins{},
sdk.Coins{},
true,
},
{
"converts 1 gas denom to evm denom if not enough evm denom to cover",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 99_001_000_000_000)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 999_000_000_200), sdk.NewInt64Coin(chaincfg.GasDenom, 0)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 101_000_000_000), sdk.NewInt64Coin(chaincfg.GasDenom, 99)),
false,
},
{
"converts receiver's evm denom to gas denom if there's enough evm denom after the transfer",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 5_900_000_000_200)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 100_000_000_000), sdk.NewInt64Coin(chaincfg.GasDenom, 94)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 200), sdk.NewInt64Coin(chaincfg.GasDenom, 6)),
false,
},
}
for _, tt := range tests {
suite.Run(tt.name, func() {
suite.SetupTest()
suite.FundAccountWithZgChain(suite.Addrs[0], startingAccCoins)
suite.FundModuleAccountWithZgChain(evmtypes.ModuleName, startingModuleCoins)
err := suite.EvmBankKeeper.SendCoinsFromAccountToModule(suite.Ctx, suite.Addrs[0], evmtypes.ModuleName, tt.sendCoins)
if tt.hasErr {
suite.Require().Error(err)
return
} else {
suite.Require().NoError(err)
}
// check sender balance
GasDenomSender := suite.BankKeeper.GetBalance(suite.Ctx, suite.Addrs[0], chaincfg.GasDenom)
suite.Require().Equal(tt.expSenderCoins.AmountOf(chaincfg.GasDenom).Int64(), GasDenomSender.Amount.Int64())
actualEvmDenom := suite.Keeper.GetBalance(suite.Ctx, suite.Addrs[0])
suite.Require().Equal(tt.expSenderCoins.AmountOf(chaincfg.EvmDenom).Int64(), actualEvmDenom.Int64())
// check module balance
moduleAddr := suite.AccountKeeper.GetModuleAddress(evmtypes.ModuleName)
GasDenomSender = suite.BankKeeper.GetBalance(suite.Ctx, moduleAddr, chaincfg.GasDenom)
suite.Require().Equal(tt.expModuleCoins.AmountOf(chaincfg.GasDenom).Int64(), GasDenomSender.Amount.Int64())
actualEvmDenom = suite.Keeper.GetBalance(suite.Ctx, moduleAddr)
suite.Require().Equal(tt.expModuleCoins.AmountOf(chaincfg.EvmDenom).Int64(), actualEvmDenom.Int64())
})
}
}
func (suite *evmBankKeeperTestSuite) TestBurnCoins() {
startingGasDenom := sdkmath.NewInt(100)
tests := []struct {
name string
burnCoins sdk.Coins
expGasDenom sdkmath.Int
expEvmDenom sdkmath.Int
hasErr bool
evmDenomStart sdkmath.Int
}{
{
"burn more than 1 gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 12_021_000_000_002)),
sdkmath.NewInt(88),
sdkmath.NewInt(100_000_000_000),
false,
sdkmath.NewInt(121_000_000_002),
},
{
"burn less than 1 gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 122)),
sdkmath.NewInt(100),
sdkmath.NewInt(878),
false,
sdkmath.NewInt(1000),
},
{
"burn an exact amount of gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 98_000_000_000_000)),
sdkmath.NewInt(2),
sdkmath.NewInt(10),
false,
sdkmath.NewInt(10),
},
{
"burn no evm denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 0)),
startingGasDenom,
sdk.ZeroInt(),
false,
sdk.ZeroInt(),
},
{
"errors if burning other coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 500), sdk.NewInt64Coin("busd", 1000)),
startingGasDenom,
sdkmath.NewInt(100),
true,
sdkmath.NewInt(100),
},
{
"errors if have dup coins",
sdk.Coins{
sdk.NewInt64Coin(chaincfg.EvmDenom, 12_000_000_000_000),
sdk.NewInt64Coin(chaincfg.EvmDenom, 2_000_000_000_000),
},
startingGasDenom,
sdk.ZeroInt(),
true,
sdk.ZeroInt(),
},
{
"errors if burn amount is negative",
sdk.Coins{sdk.Coin{Denom: chaincfg.EvmDenom, Amount: sdkmath.NewInt(-100)}},
startingGasDenom,
sdkmath.NewInt(50),
true,
sdkmath.NewInt(50),
},
{
"errors if not enough evm denom to cover burn",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 100_999_000_000_000)),
sdkmath.NewInt(0),
sdkmath.NewInt(99_000_000_000),
true,
sdkmath.NewInt(99_000_000_000),
},
{
"errors if not enough gas denom to cover burn",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 200_000_000_000_000)),
sdkmath.NewInt(100),
sdk.ZeroInt(),
true,
sdk.ZeroInt(),
},
{
"converts 1 gas denom to evm denom if not enough evm denom to cover",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 12_021_000_000_002)),
sdkmath.NewInt(87),
sdkmath.NewInt(980_000_000_000),
false,
sdkmath.NewInt(1_000_000_002),
},
}
for _, tt := range tests {
suite.Run(tt.name, func() {
suite.SetupTest()
startingCoins := sdk.NewCoins(
sdk.NewCoin(chaincfg.GasDenom, startingGasDenom),
sdk.NewCoin(chaincfg.EvmDenom, tt.evmDenomStart),
)
suite.FundModuleAccountWithZgChain(evmtypes.ModuleName, startingCoins)
err := suite.EvmBankKeeper.BurnCoins(suite.Ctx, evmtypes.ModuleName, tt.burnCoins)
if tt.hasErr {
suite.Require().Error(err)
return
} else {
suite.Require().NoError(err)
}
// check gas denom
GasDenomActual := suite.BankKeeper.GetBalance(suite.Ctx, suite.EvmModuleAddr, chaincfg.GasDenom)
suite.Require().Equal(tt.expGasDenom, GasDenomActual.Amount)
// check evm denom
evmDenomActual := suite.Keeper.GetBalance(suite.Ctx, suite.EvmModuleAddr)
suite.Require().Equal(tt.expEvmDenom, evmDenomActual)
})
}
}
func (suite *evmBankKeeperTestSuite) TestMintCoins() {
tests := []struct {
name string
mintCoins sdk.Coins
GasDenomCnt sdkmath.Int
evmDenomCnt sdkmath.Int
hasErr bool
evmDenomStart sdkmath.Int
}{
{
"mint more than 1 gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 12_021_000_000_002)),
sdkmath.NewInt(12),
sdkmath.NewInt(21_000_000_002),
false,
sdk.ZeroInt(),
},
{
"mint less than 1 gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 901_000_000_001)),
sdk.ZeroInt(),
sdkmath.NewInt(901_000_000_001),
false,
sdk.ZeroInt(),
},
{
"mint an exact amount of gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 123_000_000_000_000_000)),
sdkmath.NewInt(123_000),
sdk.ZeroInt(),
false,
sdk.ZeroInt(),
},
{
"mint no evm denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 0)),
sdk.ZeroInt(),
sdk.ZeroInt(),
false,
sdk.ZeroInt(),
},
{
"errors if minting other coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 500), sdk.NewInt64Coin("busd", 1000)),
sdk.ZeroInt(),
sdkmath.NewInt(100),
true,
sdkmath.NewInt(100),
},
{
"errors if have dup coins",
sdk.Coins{
sdk.NewInt64Coin(chaincfg.EvmDenom, 12_000_000_000_000),
sdk.NewInt64Coin(chaincfg.EvmDenom, 2_000_000_000_000),
},
sdk.ZeroInt(),
sdk.ZeroInt(),
true,
sdk.ZeroInt(),
},
{
"errors if mint amount is negative",
sdk.Coins{sdk.Coin{Denom: chaincfg.EvmDenom, Amount: sdkmath.NewInt(-100)}},
sdk.ZeroInt(),
sdkmath.NewInt(50),
true,
sdkmath.NewInt(50),
},
{
"adds to existing evm denom balance",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 12_021_000_000_002)),
sdkmath.NewInt(12),
sdkmath.NewInt(21_000_000_102),
false,
sdkmath.NewInt(100),
},
{
"convert evm denom balance to gas denom if it exceeds 1 gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 10_999_000_000_000)),
sdkmath.NewInt(12),
sdkmath.NewInt(1_200_000_001),
false,
sdkmath.NewInt(1_002_200_000_001),
},
}
for _, tt := range tests {
suite.Run(tt.name, func() {
suite.SetupTest()
suite.FundModuleAccountWithZgChain(types.ModuleName, sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 10)))
suite.FundModuleAccountWithZgChain(evmtypes.ModuleName, sdk.NewCoins(sdk.NewCoin(chaincfg.EvmDenom, tt.evmDenomStart)))
err := suite.EvmBankKeeper.MintCoins(suite.Ctx, evmtypes.ModuleName, tt.mintCoins)
if tt.hasErr {
suite.Require().Error(err)
return
} else {
suite.Require().NoError(err)
}
// check gas denom
GasDenomActual := suite.BankKeeper.GetBalance(suite.Ctx, suite.EvmModuleAddr, chaincfg.GasDenom)
suite.Require().Equal(tt.GasDenomCnt, GasDenomActual.Amount)
// check evm denom
evmDenomActual := suite.Keeper.GetBalance(suite.Ctx, suite.EvmModuleAddr)
suite.Require().Equal(tt.evmDenomCnt, evmDenomActual)
})
}
}
func (suite *evmBankKeeperTestSuite) TestValidateEvmCoins() {
tests := []struct {
name string
coins sdk.Coins
shouldErr bool
}{
{
"valid coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 500)),
false,
},
{
"dup coins",
sdk.Coins{sdk.NewInt64Coin(chaincfg.EvmDenom, 500), sdk.NewInt64Coin(chaincfg.EvmDenom, 500)},
true,
},
{
"not evm coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 500)),
true,
},
{
"negative coins",
sdk.Coins{sdk.Coin{Denom: chaincfg.EvmDenom, Amount: sdkmath.NewInt(-500)}},
true,
},
}
for _, tt := range tests {
suite.Run(tt.name, func() {
err := keeper.ValidateEvmCoins(tt.coins)
if tt.shouldErr {
suite.Require().Error(err)
} else {
suite.Require().NoError(err)
}
})
}
}
func (suite *evmBankKeeperTestSuite) TestConvertOneGasDenomToEvmDenomIfNeeded() {
evmDenomNeeded := sdkmath.NewInt(200)
tests := []struct {
name string
startingCoins sdk.Coins
expectedCoins sdk.Coins
success bool
}{
{
"not enough gas denom for conversion",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 100)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 100)),
false,
},
{
"converts 1 gas denom to evm denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 10), sdk.NewInt64Coin(chaincfg.EvmDenom, 100)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 9), sdk.NewInt64Coin(chaincfg.EvmDenom, 1_000_000_000_100)),
true,
},
{
"conversion not needed",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 10), sdk.NewInt64Coin(chaincfg.EvmDenom, 200)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 10), sdk.NewInt64Coin(chaincfg.EvmDenom, 200)),
true,
},
}
for _, tt := range tests {
suite.Run(tt.name, func() {
suite.SetupTest()
suite.FundAccountWithZgChain(suite.Addrs[0], tt.startingCoins)
err := suite.EvmBankKeeper.ConvertOneGasDenomToEvmDenomIfNeeded(suite.Ctx, suite.Addrs[0], evmDenomNeeded)
moduleZgChain := suite.BankKeeper.GetBalance(suite.Ctx, suite.AccountKeeper.GetModuleAddress(types.ModuleName), chaincfg.GasDenom)
if tt.success {
suite.Require().NoError(err)
if tt.startingCoins.AmountOf(chaincfg.EvmDenom).LT(evmDenomNeeded) {
suite.Require().Equal(sdk.OneInt(), moduleZgChain.Amount)
}
} else {
suite.Require().Error(err)
suite.Require().Equal(sdk.ZeroInt(), moduleZgChain.Amount)
}
evmDenomCnt := suite.Keeper.GetBalance(suite.Ctx, suite.Addrs[0])
suite.Require().Equal(tt.expectedCoins.AmountOf(chaincfg.EvmDenom), evmDenomCnt)
GasDenomCoin := suite.BankKeeper.GetBalance(suite.Ctx, suite.Addrs[0], chaincfg.GasDenom)
suite.Require().Equal(tt.expectedCoins.AmountOf(chaincfg.GasDenom), GasDenomCoin.Amount)
})
}
}
func (suite *evmBankKeeperTestSuite) TestConvertEvmDenomToGasDenom() {
tests := []struct {
name string
startingCoins sdk.Coins
expectedCoins sdk.Coins
}{
{
"not enough gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 100)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 100), sdk.NewInt64Coin(chaincfg.GasDenom, 0)),
},
{
"converts evm denom for 1 gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 10), sdk.NewInt64Coin(chaincfg.EvmDenom, 1_000_000_000_003)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 11), sdk.NewInt64Coin(chaincfg.EvmDenom, 3)),
},
{
"converts more than 1 gas denom of evm denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 10), sdk.NewInt64Coin(chaincfg.EvmDenom, 8_000_000_000_123)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 18), sdk.NewInt64Coin(chaincfg.EvmDenom, 123)),
},
}
for _, tt := range tests {
suite.Run(tt.name, func() {
suite.SetupTest()
err := suite.App.FundModuleAccount(suite.Ctx, types.ModuleName, sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 10)))
suite.Require().NoError(err)
suite.FundAccountWithZgChain(suite.Addrs[0], tt.startingCoins)
err = suite.EvmBankKeeper.ConvertEvmDenomToGasDenom(suite.Ctx, suite.Addrs[0])
suite.Require().NoError(err)
evmDenomCnt := suite.Keeper.GetBalance(suite.Ctx, suite.Addrs[0])
suite.Require().Equal(tt.expectedCoins.AmountOf(chaincfg.EvmDenom), evmDenomCnt)
GasDenomCoin := suite.BankKeeper.GetBalance(suite.Ctx, suite.Addrs[0], chaincfg.GasDenom)
suite.Require().Equal(tt.expectedCoins.AmountOf(chaincfg.GasDenom), GasDenomCoin.Amount)
})
}
}
func (suite *evmBankKeeperTestSuite) TestSplitEvmDenomCoins() {
tests := []struct {
name string
coins sdk.Coins
expectedCoins sdk.Coins
shouldErr bool
}{
{
"invalid coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 500)),
nil,
true,
},
{
"empty coins",
sdk.NewCoins(),
sdk.NewCoins(),
false,
},
{
"gas denom & evm denom coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 8_000_000_000_123)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 8), sdk.NewInt64Coin(chaincfg.EvmDenom, 123)),
false,
},
{
"only evm denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 10_123)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 10_123)),
false,
},
{
"only gas denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.EvmDenom, 5_000_000_000_000)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.GasDenom, 5)),
false,
},
}
for _, tt := range tests {
suite.Run(tt.name, func() {
GasDenomCoin, evmDenomCnt, err := keeper.SplitEvmDenomCoins(tt.coins)
if tt.shouldErr {
suite.Require().Error(err)
} else {
suite.Require().NoError(err)
suite.Require().Equal(tt.expectedCoins.AmountOf(chaincfg.GasDenom), GasDenomCoin.Amount)
suite.Require().Equal(tt.expectedCoins.AmountOf(chaincfg.EvmDenom), evmDenomCnt)
}
})
}
}
func TestEvmBankKeeperTestSuite(t *testing.T) {
suite.Run(t, new(evmBankKeeperTestSuite))
}
func makeBigIntByString(s string) *big.Int {
i, _ := new(big.Int).SetString(s, 10)
return i
}
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