0g-chain/x/evmutil/keeper/bank_keeper_test.go
2024-08-02 12:59:16 +08:00

812 lines
25 KiB
Go

package keeper_test
import (
"math/big"
"testing"
"time"
sdkmath "cosmossdk.io/math"
tmtime "github.com/cometbft/cometbft/types/time"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/stretchr/testify/suite"
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/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.AuxiliaryDenom, 10))
startingBaseDenom := 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], startingBaseDenom)
suite.Require().NoError(err)
coin := suite.EvmBankKeeper.GetBalance(suite.Ctx, suite.Addrs[0], chaincfg.BaseDenom)
suite.Require().Equal(startingBaseDenom, coin.Amount)
ctx := suite.Ctx.WithBlockTime(now.Add(12 * time.Hour))
coin = suite.EvmBankKeeper.GetBalance(ctx, suite.Addrs[0], chaincfg.BaseDenom)
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.AuxiliaryDenom)
})
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
}{
{
"auxiliary denom with base denom",
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 100),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 10),
),
sdkmath.NewInt(10_000_000_000_100),
},
{
"just base denom",
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 100),
sdk.NewInt64Coin("busd", 100),
),
sdkmath.NewInt(100),
},
{
"just auxiliary denom",
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 10),
sdk.NewInt64Coin("busd", 100),
),
sdkmath.NewInt(10_000_000_000_000),
},
{
"no auxiliary denom or base denom",
sdk.NewCoins(),
sdk.ZeroInt(),
},
{
"with avaka that is more than 1 auxiliary denom",
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 20_000_000_000_220),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 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.BaseDenom)
suite.Require().Equal(tt.expAmount, coin.Amount)
})
}
}
func (suite *evmBankKeeperTestSuite) TestSendCoinsFromModuleToAccount() {
startingModuleCoins := sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 200),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 100),
)
tests := []struct {
name string
sendCoins sdk.Coins
startingAccBal sdk.Coins
expAccBal sdk.Coins
hasErr bool
}{
{
"send more than 1 auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 12_000_000_000_010)),
sdk.Coins{},
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 10),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 12),
),
false,
},
{
"send less than 1 auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 122)),
sdk.Coins{},
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 122),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 0),
),
false,
},
{
"send an exact amount of auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 98_000_000_000_000)),
sdk.Coins{},
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 0o0),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 98),
),
false,
},
{
"send no base denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 0)),
sdk.Coins{},
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 0),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 0),
),
false,
},
{
"errors if sending other coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 500), sdk.NewInt64Coin("busd", 1000)),
sdk.Coins{},
sdk.Coins{},
true,
},
{
"errors if not enough total base denom to cover",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 100_000_000_001_000)),
sdk.Coins{},
sdk.Coins{},
true,
},
{
"errors if not enough auxiliary denom to cover",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 200_000_000_000_000)),
sdk.Coins{},
sdk.Coins{},
true,
},
{
"converts receiver's base denom to auxiliary denom if there's enough base denom after the transfer",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 99_000_000_000_200)),
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 999_999_999_900),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 1),
),
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 100),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 101),
),
false,
},
{
"converts all of receiver's base denom to auxiliary denom even if somehow receiver has more than 1 auxiliary denom of base denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 12_000_000_000_100)),
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 5_999_999_999_990),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 1),
),
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 90),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 19),
),
false,
},
{
"swap 1 auxiliary denom for base denom if module account doesn't have enough base denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 99_000_000_001_000)),
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 200),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 1),
),
sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 1200),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 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 auxiliary denom to account for converting extra base denom back to auxiliary denom
suite.FundModuleAccountWithZgChain(types.ModuleName, sdk.NewCoins(sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 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 auxiliary denom
AuxiliaryDenomSender := suite.BankKeeper.GetBalance(suite.Ctx, suite.Addrs[0], chaincfg.AuxiliaryDenom)
suite.Require().Equal(tt.expAccBal.AmountOf(chaincfg.AuxiliaryDenom).Int64(), AuxiliaryDenomSender.Amount.Int64())
// check base denom
actualBaseDenom := suite.Keeper.GetBalance(suite.Ctx, suite.Addrs[0])
suite.Require().Equal(tt.expAccBal.AmountOf(chaincfg.BaseDenom).Int64(), actualBaseDenom.Int64())
})
}
}
func (suite *evmBankKeeperTestSuite) TestSendCoinsFromAccountToModule() {
startingAccCoins := sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 200),
sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 100),
)
startingModuleCoins := sdk.NewCoins(
sdk.NewInt64Coin(chaincfg.BaseDenom, 100_000_000_000),
)
tests := []struct {
name string
sendCoins sdk.Coins
expSenderCoins sdk.Coins
expModuleCoins sdk.Coins
hasErr bool
}{
{
"send more than 1 auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 12_000_000_000_010)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 190), sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 88)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 100_000_000_010), sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 12)),
false,
},
{
"send less than 1 auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 122)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 78), sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 100)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 100_000_000_122), sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 0)),
false,
},
{
"send an exact amount of auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 98_000_000_000_000)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 200), sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 2)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 100_000_000_000), sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 98)),
false,
},
{
"send no base denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 0)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 200), sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 100)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 100_000_000_000), sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 0)),
false,
},
{
"errors if sending other coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 500), sdk.NewInt64Coin("busd", 1000)),
sdk.Coins{},
sdk.Coins{},
true,
},
{
"errors if have dup coins",
sdk.Coins{
sdk.NewInt64Coin(chaincfg.BaseDenom, 12_000_000_000_000),
sdk.NewInt64Coin(chaincfg.BaseDenom, 2_000_000_000_000),
},
sdk.Coins{},
sdk.Coins{},
true,
},
{
"errors if not enough total base denom to cover",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 100_000_000_001_000)),
sdk.Coins{},
sdk.Coins{},
true,
},
{
"errors if not enough auxiliary denom to cover",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 200_000_000_000_000)),
sdk.Coins{},
sdk.Coins{},
true,
},
{
"converts 1 auxiliary denom to base denom if not enough base denom to cover",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 99_001_000_000_000)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 999_000_000_200), sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 0)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 101_000_000_000), sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 99)),
false,
},
{
"converts receiver's base denom to auxiliary denom if there's enough base denom after the transfer",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 5_900_000_000_200)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 100_000_000_000), sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 94)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 200), sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 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
AuxiliaryDenomSender := suite.BankKeeper.GetBalance(suite.Ctx, suite.Addrs[0], chaincfg.AuxiliaryDenom)
suite.Require().Equal(tt.expSenderCoins.AmountOf(chaincfg.AuxiliaryDenom).Int64(), AuxiliaryDenomSender.Amount.Int64())
actualBaseDenom := suite.Keeper.GetBalance(suite.Ctx, suite.Addrs[0])
suite.Require().Equal(tt.expSenderCoins.AmountOf(chaincfg.BaseDenom).Int64(), actualBaseDenom.Int64())
// check module balance
moduleAddr := suite.AccountKeeper.GetModuleAddress(evmtypes.ModuleName)
AuxiliaryDenomSender = suite.BankKeeper.GetBalance(suite.Ctx, moduleAddr, chaincfg.AuxiliaryDenom)
suite.Require().Equal(tt.expModuleCoins.AmountOf(chaincfg.AuxiliaryDenom).Int64(), AuxiliaryDenomSender.Amount.Int64())
actualBaseDenom = suite.Keeper.GetBalance(suite.Ctx, moduleAddr)
suite.Require().Equal(tt.expModuleCoins.AmountOf(chaincfg.BaseDenom).Int64(), actualBaseDenom.Int64())
})
}
}
func (suite *evmBankKeeperTestSuite) TestBurnCoins() {
startingAuxiliaryDenom := sdkmath.NewInt(100)
tests := []struct {
name string
burnCoins sdk.Coins
expAuxiliaryDenom sdkmath.Int
expBaseDenom sdkmath.Int
hasErr bool
baseDenomStart sdkmath.Int
}{
{
"burn more than 1 auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 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 auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 122)),
sdkmath.NewInt(100),
sdkmath.NewInt(878),
false,
sdkmath.NewInt(1000),
},
{
"burn an exact amount of auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 98_000_000_000_000)),
sdkmath.NewInt(2),
sdkmath.NewInt(10),
false,
sdkmath.NewInt(10),
},
{
"burn no base denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 0)),
startingAuxiliaryDenom,
sdk.ZeroInt(),
false,
sdk.ZeroInt(),
},
{
"errors if burning other coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 500), sdk.NewInt64Coin("busd", 1000)),
startingAuxiliaryDenom,
sdkmath.NewInt(100),
true,
sdkmath.NewInt(100),
},
{
"errors if have dup coins",
sdk.Coins{
sdk.NewInt64Coin(chaincfg.BaseDenom, 12_000_000_000_000),
sdk.NewInt64Coin(chaincfg.BaseDenom, 2_000_000_000_000),
},
startingAuxiliaryDenom,
sdk.ZeroInt(),
true,
sdk.ZeroInt(),
},
{
"errors if burn amount is negative",
sdk.Coins{sdk.Coin{Denom: chaincfg.BaseDenom, Amount: sdkmath.NewInt(-100)}},
startingAuxiliaryDenom,
sdkmath.NewInt(50),
true,
sdkmath.NewInt(50),
},
{
"errors if not enough base denom to cover burn",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 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 auxiliary denom to cover burn",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 200_000_000_000_000)),
sdkmath.NewInt(100),
sdk.ZeroInt(),
true,
sdk.ZeroInt(),
},
{
"converts 1 auxiliary denom to base denom if not enough base denom to cover",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 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.AuxiliaryDenom, startingAuxiliaryDenom),
sdk.NewCoin(chaincfg.BaseDenom, tt.baseDenomStart),
)
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 auxiliary denom
AuxiliaryDenomActual := suite.BankKeeper.GetBalance(suite.Ctx, suite.EvmModuleAddr, chaincfg.AuxiliaryDenom)
suite.Require().Equal(tt.expAuxiliaryDenom, AuxiliaryDenomActual.Amount)
// check base denom
baseDenomActual := suite.Keeper.GetBalance(suite.Ctx, suite.EvmModuleAddr)
suite.Require().Equal(tt.expBaseDenom, baseDenomActual)
})
}
}
func (suite *evmBankKeeperTestSuite) TestMintCoins() {
tests := []struct {
name string
mintCoins sdk.Coins
AuxiliaryDenomCnt sdkmath.Int
baseDenomCnt sdkmath.Int
hasErr bool
baseDenomStart sdkmath.Int
}{
{
"mint more than 1 auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 12_021_000_000_002)),
sdkmath.NewInt(12),
sdkmath.NewInt(21_000_000_002),
false,
sdk.ZeroInt(),
},
{
"mint less than 1 auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 901_000_000_001)),
sdk.ZeroInt(),
sdkmath.NewInt(901_000_000_001),
false,
sdk.ZeroInt(),
},
{
"mint an exact amount of auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 123_000_000_000_000_000)),
sdkmath.NewInt(123_000),
sdk.ZeroInt(),
false,
sdk.ZeroInt(),
},
{
"mint no base denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 0)),
sdk.ZeroInt(),
sdk.ZeroInt(),
false,
sdk.ZeroInt(),
},
{
"errors if minting other coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 500), sdk.NewInt64Coin("busd", 1000)),
sdk.ZeroInt(),
sdkmath.NewInt(100),
true,
sdkmath.NewInt(100),
},
{
"errors if have dup coins",
sdk.Coins{
sdk.NewInt64Coin(chaincfg.BaseDenom, 12_000_000_000_000),
sdk.NewInt64Coin(chaincfg.BaseDenom, 2_000_000_000_000),
},
sdk.ZeroInt(),
sdk.ZeroInt(),
true,
sdk.ZeroInt(),
},
{
"errors if mint amount is negative",
sdk.Coins{sdk.Coin{Denom: chaincfg.BaseDenom, Amount: sdkmath.NewInt(-100)}},
sdk.ZeroInt(),
sdkmath.NewInt(50),
true,
sdkmath.NewInt(50),
},
{
"adds to existing base denom balance",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 12_021_000_000_002)),
sdkmath.NewInt(12),
sdkmath.NewInt(21_000_000_102),
false,
sdkmath.NewInt(100),
},
{
"convert base denom balance to auxiliary denom if it exceeds 1 auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 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.AuxiliaryDenom, 10)))
suite.FundModuleAccountWithZgChain(evmtypes.ModuleName, sdk.NewCoins(sdk.NewCoin(chaincfg.BaseDenom, tt.baseDenomStart)))
err := suite.EvmBankKeeper.MintCoins(suite.Ctx, evmtypes.ModuleName, tt.mintCoins)
if tt.hasErr {
suite.Require().Error(err)
return
} else {
suite.Require().NoError(err)
}
// check auxiliary denom
AuxiliaryDenomActual := suite.BankKeeper.GetBalance(suite.Ctx, suite.EvmModuleAddr, chaincfg.AuxiliaryDenom)
suite.Require().Equal(tt.AuxiliaryDenomCnt, AuxiliaryDenomActual.Amount)
// check base denom
baseDenomActual := suite.Keeper.GetBalance(suite.Ctx, suite.EvmModuleAddr)
suite.Require().Equal(tt.baseDenomCnt, baseDenomActual)
})
}
}
func (suite *evmBankKeeperTestSuite) TestValidateEvmCoins() {
tests := []struct {
name string
coins sdk.Coins
shouldErr bool
}{
{
"valid coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 500)),
false,
},
{
"dup coins",
sdk.Coins{sdk.NewInt64Coin(chaincfg.BaseDenom, 500), sdk.NewInt64Coin(chaincfg.BaseDenom, 500)},
true,
},
{
"not evm coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 500)),
true,
},
{
"negative coins",
sdk.Coins{sdk.Coin{Denom: chaincfg.BaseDenom, 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) TestConvertOneAuxiliaryDenomToBaseDenomIfNeeded() {
baseDenomNeeded := sdkmath.NewInt(200)
tests := []struct {
name string
startingCoins sdk.Coins
expectedCoins sdk.Coins
success bool
}{
{
"not enough auxiliary denom for conversion",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 100)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 100)),
false,
},
{
"converts 1 auxiliary denom to base denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 10), sdk.NewInt64Coin(chaincfg.BaseDenom, 100)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 9), sdk.NewInt64Coin(chaincfg.BaseDenom, 1_000_000_000_100)),
true,
},
{
"conversion not needed",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 10), sdk.NewInt64Coin(chaincfg.BaseDenom, 200)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 10), sdk.NewInt64Coin(chaincfg.BaseDenom, 200)),
true,
},
}
for _, tt := range tests {
suite.Run(tt.name, func() {
suite.SetupTest()
suite.FundAccountWithZgChain(suite.Addrs[0], tt.startingCoins)
err := suite.EvmBankKeeper.ConvertOneAuxiliaryDenomToBaseDenomIfNeeded(suite.Ctx, suite.Addrs[0], baseDenomNeeded)
moduleZgChain := suite.BankKeeper.GetBalance(suite.Ctx, suite.AccountKeeper.GetModuleAddress(types.ModuleName), chaincfg.AuxiliaryDenom)
if tt.success {
suite.Require().NoError(err)
if tt.startingCoins.AmountOf(chaincfg.BaseDenom).LT(baseDenomNeeded) {
suite.Require().Equal(sdk.OneInt(), moduleZgChain.Amount)
}
} else {
suite.Require().Error(err)
suite.Require().Equal(sdk.ZeroInt(), moduleZgChain.Amount)
}
baseDenomCnt := suite.Keeper.GetBalance(suite.Ctx, suite.Addrs[0])
suite.Require().Equal(tt.expectedCoins.AmountOf(chaincfg.BaseDenom), baseDenomCnt)
AuxiliaryDenomCoin := suite.BankKeeper.GetBalance(suite.Ctx, suite.Addrs[0], chaincfg.AuxiliaryDenom)
suite.Require().Equal(tt.expectedCoins.AmountOf(chaincfg.AuxiliaryDenom), AuxiliaryDenomCoin.Amount)
})
}
}
func (suite *evmBankKeeperTestSuite) TestConvertBaseDenomToAuxiliaryDenom() {
tests := []struct {
name string
startingCoins sdk.Coins
expectedCoins sdk.Coins
}{
{
"not enough auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 100)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 100), sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 0)),
},
{
"converts base denom for 1 auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 10), sdk.NewInt64Coin(chaincfg.BaseDenom, 1_000_000_000_003)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 11), sdk.NewInt64Coin(chaincfg.BaseDenom, 3)),
},
{
"converts more than 1 auxiliary denom of base denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 10), sdk.NewInt64Coin(chaincfg.BaseDenom, 8_000_000_000_123)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 18), sdk.NewInt64Coin(chaincfg.BaseDenom, 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.AuxiliaryDenom, 10)))
suite.Require().NoError(err)
suite.FundAccountWithZgChain(suite.Addrs[0], tt.startingCoins)
err = suite.EvmBankKeeper.ConvertBaseDenomToAuxiliaryDenom(suite.Ctx, suite.Addrs[0])
suite.Require().NoError(err)
baseDenomCnt := suite.Keeper.GetBalance(suite.Ctx, suite.Addrs[0])
suite.Require().Equal(tt.expectedCoins.AmountOf(chaincfg.BaseDenom), baseDenomCnt)
AuxiliaryDenomCoin := suite.BankKeeper.GetBalance(suite.Ctx, suite.Addrs[0], chaincfg.AuxiliaryDenom)
suite.Require().Equal(tt.expectedCoins.AmountOf(chaincfg.AuxiliaryDenom), AuxiliaryDenomCoin.Amount)
})
}
}
func (suite *evmBankKeeperTestSuite) TestSplitBaseDenomCoins() {
tests := []struct {
name string
coins sdk.Coins
expectedCoins sdk.Coins
shouldErr bool
}{
{
"invalid coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 500)),
nil,
true,
},
{
"empty coins",
sdk.NewCoins(),
sdk.NewCoins(),
false,
},
{
"auxiliary denom & base denom coins",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 8_000_000_000_123)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 8), sdk.NewInt64Coin(chaincfg.BaseDenom, 123)),
false,
},
{
"only base denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 10_123)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 10_123)),
false,
},
{
"only auxiliary denom",
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.BaseDenom, 5_000_000_000_000)),
sdk.NewCoins(sdk.NewInt64Coin(chaincfg.AuxiliaryDenom, 5)),
false,
},
}
for _, tt := range tests {
suite.Run(tt.name, func() {
AuxiliaryDenomCoin, baseDenomCnt, err := keeper.SplitBaseDenomCoins(tt.coins)
if tt.shouldErr {
suite.Require().Error(err)
} else {
suite.Require().NoError(err)
suite.Require().Equal(tt.expectedCoins.AmountOf(chaincfg.AuxiliaryDenom), AuxiliaryDenomCoin.Amount)
suite.Require().Equal(tt.expectedCoins.AmountOf(chaincfg.BaseDenom), baseDenomCnt)
}
})
}
}
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
}