package keeper_test import ( "testing" sdk "github.com/cosmos/cosmos-sdk/types" "github.com/kava-labs/kava/x/earn/testutil" "github.com/kava-labs/kava/x/earn/types" "github.com/stretchr/testify/suite" ) type withdrawTestSuite struct { testutil.Suite } func (suite *withdrawTestSuite) SetupTest() { suite.Suite.SetupTest() suite.Keeper.SetParams(suite.Ctx, types.DefaultParams()) } func TestWithdrawTestSuite(t *testing.T) { suite.Run(t, new(withdrawTestSuite)) } func (suite *withdrawTestSuite) TestWithdraw_NoVaultRecord() { vaultDenom := "usdx" startBalance := sdk.NewInt64Coin(vaultDenom, 1000) withdrawAmount := sdk.NewInt64Coin(vaultDenom, 100) suite.CreateVault(vaultDenom, types.StrategyTypes{types.STRATEGY_TYPE_HARD}, false, nil) acc := suite.CreateAccount(sdk.NewCoins(startBalance), 0) // Withdraw without having any prior deposits _, err := suite.Keeper.Withdraw(suite.Ctx, acc.GetAddress(), withdrawAmount, types.STRATEGY_TYPE_HARD) suite.Require().Error(err) suite.Require().ErrorIs(err, types.ErrVaultRecordNotFound) // No balance changes suite.AccountBalanceEqual( acc.GetAddress(), sdk.NewCoins(startBalance), ) suite.ModuleAccountBalanceEqual( sdk.NewCoins(), ) } func (suite *withdrawTestSuite) TestWithdraw_NoVaultShareRecord() { vaultDenom := "usdx" startBalance := sdk.NewInt64Coin(vaultDenom, 1000) acc1DepositAmount := sdk.NewCoin(vaultDenom, sdk.NewInt(100)) acc2WithdrawAmount := sdk.NewInt64Coin(vaultDenom, 100) suite.CreateVault(vaultDenom, types.StrategyTypes{types.STRATEGY_TYPE_HARD}, false, nil) // Create deposit from acc1 so the VaultRecord exists in state acc1 := suite.CreateAccount(sdk.NewCoins(startBalance), 0) err := suite.Keeper.Deposit(suite.Ctx, acc1.GetAddress(), acc1DepositAmount, types.STRATEGY_TYPE_HARD) suite.Require().NoError(err) acc2 := suite.CreateAccount(sdk.NewCoins(startBalance), 1) // Withdraw from acc2 without having any prior deposits _, err = suite.Keeper.Withdraw(suite.Ctx, acc2.GetAddress(), acc2WithdrawAmount, types.STRATEGY_TYPE_HARD) suite.Require().Error(err) suite.Require().ErrorIs(err, types.ErrVaultShareRecordNotFound) // No balance changes in acc2 suite.AccountBalanceEqual( acc2.GetAddress(), sdk.NewCoins(startBalance), ) suite.VaultTotalValuesEqual(sdk.NewCoins(acc1DepositAmount)) suite.VaultTotalSharesEqual(types.NewVaultShares( types.NewVaultShare(acc1DepositAmount.Denom, sdk.NewDecFromInt(acc1DepositAmount.Amount)), )) } func (suite *withdrawTestSuite) TestWithdraw_ExceedBalance() { vaultDenom := "usdx" startBalance := sdk.NewInt64Coin(vaultDenom, 1000) depositAmount := sdk.NewInt64Coin(vaultDenom, 100) withdrawAmount := sdk.NewInt64Coin(vaultDenom, 200) suite.CreateVault(vaultDenom, types.StrategyTypes{types.STRATEGY_TYPE_HARD}, false, nil) acc := suite.CreateAccount(sdk.NewCoins(startBalance), 0) err := suite.Keeper.Deposit(suite.Ctx, acc.GetAddress(), depositAmount, types.STRATEGY_TYPE_HARD) suite.Require().NoError(err) _, err = suite.Keeper.Withdraw(suite.Ctx, acc.GetAddress(), withdrawAmount, types.STRATEGY_TYPE_HARD) suite.Require().Error(err) suite.Require().ErrorIs(err, types.ErrInsufficientValue) // Balances still the same after deposit suite.AccountBalanceEqual( acc.GetAddress(), sdk.NewCoins(startBalance.Sub(depositAmount)), ) suite.VaultTotalValuesEqual(sdk.NewCoins(depositAmount)) suite.VaultTotalSharesEqual(types.NewVaultShares( types.NewVaultShare(depositAmount.Denom, sdk.NewDecFromInt(depositAmount.Amount)), )) } func (suite *withdrawTestSuite) TestWithdraw_Zero() { vaultDenom := "usdx" startBalance := sdk.NewInt64Coin(vaultDenom, 1000) withdrawAmount := sdk.NewInt64Coin(vaultDenom, 0) suite.CreateVault(vaultDenom, types.StrategyTypes{types.STRATEGY_TYPE_HARD}, false, nil) acc := suite.CreateAccount(sdk.NewCoins(startBalance), 0) _, err := suite.Keeper.Withdraw(suite.Ctx, acc.GetAddress(), withdrawAmount, types.STRATEGY_TYPE_HARD) suite.Require().Error(err) suite.Require().ErrorIs(err, types.ErrInsufficientAmount) // No changes in balances suite.AccountBalanceEqual( acc.GetAddress(), sdk.NewCoins(startBalance), ) suite.ModuleAccountBalanceEqual( sdk.NewCoins(), ) } func (suite *withdrawTestSuite) TestWithdraw_InvalidVault() { vaultDenom := "usdx" startBalance := sdk.NewInt64Coin(vaultDenom, 1000) withdrawAmount := sdk.NewInt64Coin(vaultDenom, 1001) // Vault not created -- doesn't exist acc := suite.CreateAccount(sdk.NewCoins(startBalance), 0) _, err := suite.Keeper.Withdraw(suite.Ctx, acc.GetAddress(), withdrawAmount, types.STRATEGY_TYPE_HARD) suite.Require().Error(err) suite.Require().ErrorIs(err, types.ErrInvalidVaultDenom) // No changes in balances suite.AccountBalanceEqual( acc.GetAddress(), sdk.NewCoins(startBalance), ) suite.ModuleAccountBalanceEqual( sdk.NewCoins(), ) } func (suite *withdrawTestSuite) TestWithdraw_InvalidStrategy() { vaultDenom := "usdx" startBalance := sdk.NewInt64Coin(vaultDenom, 1000) withdrawAmount := sdk.NewInt64Coin(vaultDenom, 1001) suite.CreateVault(vaultDenom, types.StrategyTypes{types.STRATEGY_TYPE_HARD}, false, nil) acc := suite.CreateAccount(sdk.NewCoins(startBalance), 0) _, err := suite.Keeper.Withdraw(suite.Ctx, acc.GetAddress(), withdrawAmount, types.STRATEGY_TYPE_SAVINGS) suite.Require().Error(err) suite.Require().ErrorIs(err, types.ErrInvalidVaultStrategy) } func (suite *withdrawTestSuite) TestWithdraw_FullBalance() { vaultDenom := "usdx" startBalance := sdk.NewInt64Coin(vaultDenom, 1000) depositAmount := sdk.NewInt64Coin(vaultDenom, 100) withdrawAmount := sdk.NewInt64Coin(vaultDenom, 100) suite.CreateVault(vaultDenom, types.StrategyTypes{types.STRATEGY_TYPE_HARD}, false, nil) acc := suite.CreateAccount(sdk.NewCoins(startBalance), 0) err := suite.Keeper.Deposit(suite.Ctx, acc.GetAddress(), depositAmount, types.STRATEGY_TYPE_HARD) suite.Require().NoError(err) _, err = suite.Keeper.Withdraw(suite.Ctx, acc.GetAddress(), withdrawAmount, types.STRATEGY_TYPE_HARD) suite.Require().NoError(err) // No net changes in balances suite.AccountBalanceEqual( acc.GetAddress(), sdk.NewCoins(startBalance), ) suite.ModuleAccountBalanceEqual( sdk.NewCoins(), ) } func (suite *withdrawTestSuite) TestWithdraw_Partial() { vaultDenom := "usdx" startBalance := sdk.NewInt64Coin(vaultDenom, 1000) depositAmount := sdk.NewInt64Coin(vaultDenom, 100) partialWithdrawAmount := sdk.NewInt64Coin(vaultDenom, 50) suite.CreateVault(vaultDenom, types.StrategyTypes{types.STRATEGY_TYPE_HARD}, false, nil) acc := suite.CreateAccount(sdk.NewCoins(startBalance), 0) err := suite.Keeper.Deposit(suite.Ctx, acc.GetAddress(), depositAmount, types.STRATEGY_TYPE_HARD) suite.Require().NoError(err) _, err = suite.Keeper.Withdraw(suite.Ctx, acc.GetAddress(), partialWithdrawAmount, types.STRATEGY_TYPE_HARD) suite.Require().NoError(err) suite.AccountBalanceEqual( acc.GetAddress(), sdk.NewCoins(startBalance.Sub(depositAmount).Add(partialWithdrawAmount)), ) // Second withdraw for remaining 50 _, err = suite.Keeper.Withdraw(suite.Ctx, acc.GetAddress(), partialWithdrawAmount, types.STRATEGY_TYPE_HARD) suite.Require().NoError(err) // No more balance to withdraw _, err = suite.Keeper.Withdraw(suite.Ctx, acc.GetAddress(), partialWithdrawAmount, types.STRATEGY_TYPE_HARD) suite.Require().Error(err) suite.Require().ErrorIs(err, types.ErrVaultRecordNotFound, "vault record should be deleted after no more supplied") // No net changes in balances suite.AccountBalanceEqual( acc.GetAddress(), sdk.NewCoins(startBalance), ) suite.ModuleAccountBalanceEqual( sdk.NewCoins(), ) } func (suite *withdrawTestSuite) TestWithdraw_bKava() { vaultDenom := "bkava" coinDenom := testutil.TestBkavaDenoms[0] startBalance := sdk.NewInt64Coin(coinDenom, 1000) depositAmount := sdk.NewInt64Coin(coinDenom, 100) acc1 := suite.CreateAccount(sdk.NewCoins(startBalance), 0) // vault denom is only "bkava" which has it's own special handler suite.CreateVault( vaultDenom, types.StrategyTypes{types.STRATEGY_TYPE_SAVINGS}, false, []sdk.AccAddress{}, ) err := suite.Keeper.Deposit(suite.Ctx, acc1.GetAddress(), depositAmount, types.STRATEGY_TYPE_SAVINGS) suite.Require().NoError( err, "should be able to deposit bkava derivative denom in bkava vault", ) _, err = suite.Keeper.Withdraw(suite.Ctx, acc1.GetAddress(), depositAmount, types.STRATEGY_TYPE_SAVINGS) suite.Require().NoError( err, "should be able to withdraw bkava derivative denom from bkava vault", ) }