0g-chain/x/community/keeper/proposal_handler_test.go

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package keeper_test
import (
"fmt"
"testing"
"time"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/stretchr/testify/suite"
abcitypes "github.com/tendermint/tendermint/abci/types"
tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
tmtime "github.com/tendermint/tendermint/types/time"
"github.com/kava-labs/kava/app"
"github.com/kava-labs/kava/x/community/keeper"
"github.com/kava-labs/kava/x/community/testutil"
"github.com/kava-labs/kava/x/community/types"
hardkeeper "github.com/kava-labs/kava/x/hard/keeper"
hardtypes "github.com/kava-labs/kava/x/hard/types"
pricefeedtypes "github.com/kava-labs/kava/x/pricefeed/types"
)
const chainID = "kavatest_2221-1"
func ukava(amt int64) sdk.Coins {
return sdk.NewCoins(sdk.NewInt64Coin("ukava", amt))
}
func usdx(amt int64) sdk.Coins {
return sdk.NewCoins(sdk.NewInt64Coin("usdx", amt))
}
func otherdenom(amt int64) sdk.Coins {
return sdk.NewCoins(sdk.NewInt64Coin("other-denom", amt))
}
type proposalTestSuite struct {
suite.Suite
App app.TestApp
Ctx sdk.Context
Keeper keeper.Keeper
MaccAddress sdk.AccAddress
hardKeeper hardkeeper.Keeper
}
func TestProposalTestSuite(t *testing.T) {
suite.Run(t, new(proposalTestSuite))
}
func (suite *proposalTestSuite) SetupTest() {
app.SetSDKConfig()
genTime := tmtime.Now()
hardGS, pricefeedGS := testutil.NewLendGenesisBuilder().
WithMarket("ukava", "kava:usd", sdk.OneDec()).
WithMarket("usdx", "usdx:usd", sdk.OneDec()).
Build()
tApp := app.NewTestApp()
ctx := tApp.NewContext(true, tmproto.Header{
Height: 1,
Time: genTime,
ChainID: chainID,
})
tApp.InitializeFromGenesisStatesWithTimeAndChainID(
genTime, chainID,
app.GenesisState{hardtypes.ModuleName: tApp.AppCodec().MustMarshalJSON(&hardGS)},
app.GenesisState{pricefeedtypes.ModuleName: tApp.AppCodec().MustMarshalJSON(&pricefeedGS)},
)
suite.App = tApp
suite.Ctx = ctx
suite.Keeper = tApp.GetCommunityKeeper()
suite.MaccAddress = tApp.GetAccountKeeper().GetModuleAddress(types.ModuleAccountName)
suite.hardKeeper = suite.App.GetHardKeeper()
// give the community pool some funds
// ukava
suite.FundCommunityPool(ukava(1e10))
// usdx
suite.FundCommunityPool(usdx(1e10))
// other-denom
suite.FundCommunityPool(otherdenom(1e10))
}
func (suite *proposalTestSuite) NextBlock() {
newTime := suite.Ctx.BlockTime().Add(6 * time.Second)
newHeight := suite.Ctx.BlockHeight() + 1
suite.App.EndBlocker(suite.Ctx, abcitypes.RequestEndBlock{})
suite.Ctx = suite.Ctx.WithBlockTime(newTime).WithBlockHeight(newHeight).WithChainID(chainID)
suite.App.BeginBlocker(suite.Ctx, abcitypes.RequestBeginBlock{})
}
func (suite *proposalTestSuite) FundCommunityPool(coins sdk.Coins) {
// mint to ephemeral account
ephemeralAcc := app.RandomAddress()
suite.NoError(suite.App.FundAccount(suite.Ctx, ephemeralAcc, coins))
// fund community pool with newly minted coins
suite.NoError(suite.App.GetDistrKeeper().FundCommunityPool(suite.Ctx, coins, ephemeralAcc))
}
func (suite *proposalTestSuite) GetCommunityPoolBalance() sdk.Coins {
balance, change := suite.App.GetDistrKeeper().GetFeePoolCommunityCoins(suite.Ctx).TruncateDecimal()
// expect no decimal dust
suite.True(sdk.NewDecCoins().IsEqual(change), "expected no decimal dust in community pool")
return balance
}
func (suite *proposalTestSuite) CheckCommunityPoolBalance(expected sdk.Coins) {
actual := suite.GetCommunityPoolBalance()
// check that balance is expected
suite.True(expected.IsEqual(actual), fmt.Sprintf("unexpected balance in community pool\nexpected: %s\nactual: %s", expected, actual))
}
func (suite *proposalTestSuite) TestCommunityLendDepositProposal() {
testCases := []struct {
name string
proposals []*types.CommunityPoolLendDepositProposal
expectedErr string
expectedDeposits []sdk.Coins
}{
{
name: "valid - one proposal, one denom",
proposals: []*types.CommunityPoolLendDepositProposal{
{Amount: ukava(1e8)},
},
expectedErr: "",
expectedDeposits: []sdk.Coins{ukava(1e8)},
},
{
name: "valid - one proposal, multiple denoms",
proposals: []*types.CommunityPoolLendDepositProposal{
{Amount: ukava(1e8).Add(usdx(1e8)...)},
},
expectedErr: "",
expectedDeposits: []sdk.Coins{ukava(1e8).Add(usdx(1e8)...)},
},
{
name: "valid - multiple proposals, same denom",
proposals: []*types.CommunityPoolLendDepositProposal{
{Amount: ukava(1e8)},
{Amount: ukava(1e9)},
},
expectedErr: "",
expectedDeposits: []sdk.Coins{ukava(1e8 + 1e9)},
},
{
name: "valid - multiple proposals, different denoms",
proposals: []*types.CommunityPoolLendDepositProposal{
{Amount: ukava(1e8)},
{Amount: usdx(1e8)},
},
expectedErr: "",
expectedDeposits: []sdk.Coins{ukava(1e8).Add(usdx(1e8)...)},
},
{
name: "invalid - insufficient balance",
proposals: []*types.CommunityPoolLendDepositProposal{
{
Description: "more coins than i have!",
Amount: ukava(1e11),
},
},
expectedErr: "community pool does not have sufficient coins to distribute",
expectedDeposits: []sdk.Coins{},
},
{
name: "invalid - invalid lend deposit (unsupported denom)",
proposals: []*types.CommunityPoolLendDepositProposal{
{Amount: otherdenom(1e9)},
},
expectedErr: "invalid deposit denom",
expectedDeposits: []sdk.Coins{},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupTest()
for _, proposal := range tc.proposals {
err := keeper.HandleCommunityPoolLendDepositProposal(suite.Ctx, suite.Keeper, proposal)
if tc.expectedErr == "" {
suite.NoError(err)
} else {
suite.ErrorContains(err, tc.expectedErr)
}
}
deposits := suite.hardKeeper.GetDepositsByUser(suite.Ctx, suite.MaccAddress)
suite.Len(deposits, len(tc.expectedDeposits), "expected a deposit to lend")
for _, amt := range tc.expectedDeposits {
suite.Equal(amt, deposits[0].Amount, "expected amount to match")
}
})
}
}
func (suite *proposalTestSuite) TestCommunityLendWithdrawProposal() {
testCases := []struct {
name string
initialDeposit sdk.Coins
proposals []*types.CommunityPoolLendWithdrawProposal
expectedErr string
expectedWithdrawal sdk.Coins
}{
{
// in the week it would take a proposal to pass, the position would have grown
// to withdraw the entire position, it'd be safest to set a very high withdraw
name: "valid - requesting withdrawal of more than total will withdraw all",
initialDeposit: ukava(1e9),
proposals: []*types.CommunityPoolLendWithdrawProposal{
{Amount: ukava(1e12)},
},
expectedErr: "",
expectedWithdrawal: ukava(1e9),
},
{
name: "valid - single proposal, single denom, full withdrawal",
initialDeposit: ukava(1e9),
proposals: []*types.CommunityPoolLendWithdrawProposal{
{Amount: ukava(1e9)},
},
expectedErr: "",
expectedWithdrawal: ukava(1e9),
},
{
name: "valid - single proposal, multiple denoms, full withdrawal",
initialDeposit: ukava(1e9).Add(usdx(1e9)...),
proposals: []*types.CommunityPoolLendWithdrawProposal{
{Amount: ukava(1e9).Add(usdx(1e9)...)},
},
expectedErr: "",
expectedWithdrawal: ukava(1e9).Add(usdx(1e9)...),
},
{
name: "valid - single proposal, partial withdrawal",
initialDeposit: ukava(1e9).Add(usdx(1e9)...),
proposals: []*types.CommunityPoolLendWithdrawProposal{
{Amount: ukava(1e8).Add(usdx(1e9)...)},
},
expectedErr: "",
expectedWithdrawal: ukava(1e8).Add(usdx(1e9)...),
},
{
name: "valid - multiple proposals, full withdrawal",
initialDeposit: ukava(1e9).Add(usdx(1e9)...),
proposals: []*types.CommunityPoolLendWithdrawProposal{
{Amount: ukava(1e9)},
{Amount: usdx(1e9)},
},
expectedErr: "",
expectedWithdrawal: ukava(1e9).Add(usdx(1e9)...),
},
{
name: "valid - multiple proposals, partial withdrawal",
initialDeposit: ukava(1e9).Add(usdx(1e9)...),
proposals: []*types.CommunityPoolLendWithdrawProposal{
{Amount: ukava(1e8)},
{Amount: usdx(1e8)},
},
expectedErr: "",
expectedWithdrawal: ukava(1e8).Add(usdx(1e8)...),
},
{
name: "invalid - nonexistent position, has no deposits",
initialDeposit: sdk.NewCoins(),
proposals: []*types.CommunityPoolLendWithdrawProposal{
{Amount: ukava(1e8)},
},
expectedErr: "deposit not found",
expectedWithdrawal: sdk.NewCoins(),
},
{
name: "invalid - nonexistent position, has deposits of different denom",
initialDeposit: ukava(1e8),
proposals: []*types.CommunityPoolLendWithdrawProposal{
{Amount: usdx(1e8)},
},
expectedErr: "no coins of this type deposited",
expectedWithdrawal: sdk.NewCoins(),
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupTest()
// setup initial deposit
if !tc.initialDeposit.IsZero() {
deposit := types.NewCommunityPoolLendDepositProposal("initial deposit", "has coins", tc.initialDeposit)
err := keeper.HandleCommunityPoolLendDepositProposal(suite.Ctx, suite.Keeper, deposit)
suite.NoError(err, "unexpected error while seeding lend deposit")
}
beforeBalance := suite.GetCommunityPoolBalance()
// run the proposals
for i, proposal := range tc.proposals {
fmt.Println("submitting proposal ", i, " ", suite.Ctx.ChainID())
err := keeper.HandleCommunityPoolLendWithdrawProposal(suite.Ctx, suite.Keeper, proposal)
if tc.expectedErr == "" {
suite.NoError(err)
} else {
suite.ErrorContains(err, tc.expectedErr)
}
suite.NextBlock()
}
// expect funds to be removed from hard deposit
expectedRemaining := tc.initialDeposit.Sub(tc.expectedWithdrawal)
deposits := suite.hardKeeper.GetDepositsByUser(suite.Ctx, suite.MaccAddress)
if expectedRemaining.IsZero() {
suite.Len(deposits, 0, "expected all deposits to be withdrawn")
} else {
suite.Len(deposits, 1, "expected user to have remaining deposit")
suite.Equal(expectedRemaining, deposits[0].Amount)
}
// expect funds to be distributed back to community pool
suite.CheckCommunityPoolBalance(beforeBalance.Add(tc.expectedWithdrawal...))
})
}
}