mirror of
https://github.com/0glabs/0g-chain.git
synced 2024-12-29 17:55:19 +00:00
3375484f79
* Use cosmossdk.io/errors for deprecated error methods * Update error registration with cosmossdk.io/errors * Use cosmossdk.io/math for deprecated sdk.Int alias * Fix modified proto file * Update sdk.Int usage in swap hooks * Update e2e test deprecated method usage
303 lines
9.5 KiB
Go
303 lines
9.5 KiB
Go
package keeper_test
|
|
|
|
import (
|
|
"testing"
|
|
|
|
sdkmath "cosmossdk.io/math"
|
|
sdk "github.com/cosmos/cosmos-sdk/types"
|
|
"github.com/stretchr/testify/suite"
|
|
|
|
cdptypes "github.com/kava-labs/kava/x/cdp/types"
|
|
"github.com/kava-labs/kava/x/incentive/types"
|
|
)
|
|
|
|
// usdxRewardsUnitTester contains common methods for running unit tests for keeper methods related to the USDX minting rewards
|
|
type usdxRewardsUnitTester struct {
|
|
unitTester
|
|
}
|
|
|
|
func (suite *usdxRewardsUnitTester) storeGlobalUSDXIndexes(indexes types.RewardIndexes) {
|
|
for _, ri := range indexes {
|
|
suite.keeper.SetUSDXMintingRewardFactor(suite.ctx, ri.CollateralType, ri.RewardFactor)
|
|
}
|
|
}
|
|
|
|
func (suite *usdxRewardsUnitTester) storeClaim(claim types.USDXMintingClaim) {
|
|
suite.keeper.SetUSDXMintingClaim(suite.ctx, claim)
|
|
}
|
|
|
|
type InitializeUSDXMintingClaimTests struct {
|
|
usdxRewardsUnitTester
|
|
}
|
|
|
|
func TestInitializeUSDXMintingClaims(t *testing.T) {
|
|
suite.Run(t, new(InitializeUSDXMintingClaimTests))
|
|
}
|
|
|
|
func (suite *InitializeUSDXMintingClaimTests) TestClaimIndexIsSetWhenClaimDoesNotExist() {
|
|
collateralType := "bnb-a"
|
|
|
|
cdp := NewCDPBuilder(arbitraryAddress(), collateralType).Build()
|
|
|
|
globalIndexes := types.RewardIndexes{{
|
|
CollateralType: collateralType,
|
|
RewardFactor: d("0.2"),
|
|
}}
|
|
suite.storeGlobalUSDXIndexes(globalIndexes)
|
|
|
|
suite.keeper.InitializeUSDXMintingClaim(suite.ctx, cdp)
|
|
|
|
syncedClaim, f := suite.keeper.GetUSDXMintingClaim(suite.ctx, cdp.Owner)
|
|
suite.True(f)
|
|
suite.Equal(globalIndexes, syncedClaim.RewardIndexes)
|
|
}
|
|
|
|
func (suite *InitializeUSDXMintingClaimTests) TestClaimIndexIsSetWhenClaimExists() {
|
|
collateralType := "bnb-a"
|
|
|
|
claim := types.USDXMintingClaim{
|
|
BaseClaim: types.BaseClaim{
|
|
Owner: arbitraryAddress(),
|
|
},
|
|
RewardIndexes: types.RewardIndexes{{
|
|
CollateralType: collateralType,
|
|
RewardFactor: d("0.1"),
|
|
}},
|
|
}
|
|
suite.storeClaim(claim)
|
|
|
|
globalIndexes := types.RewardIndexes{{
|
|
CollateralType: collateralType,
|
|
RewardFactor: d("0.2"),
|
|
}}
|
|
suite.storeGlobalUSDXIndexes(globalIndexes)
|
|
|
|
cdp := NewCDPBuilder(claim.Owner, collateralType).Build()
|
|
|
|
suite.keeper.InitializeUSDXMintingClaim(suite.ctx, cdp)
|
|
|
|
syncedClaim, _ := suite.keeper.GetUSDXMintingClaim(suite.ctx, cdp.Owner)
|
|
suite.Equal(globalIndexes, syncedClaim.RewardIndexes)
|
|
}
|
|
|
|
type SynchronizeUSDXMintingRewardTests struct {
|
|
usdxRewardsUnitTester
|
|
}
|
|
|
|
func TestSynchronizeUSDXMintingReward(t *testing.T) {
|
|
suite.Run(t, new(SynchronizeUSDXMintingRewardTests))
|
|
}
|
|
|
|
func (suite *SynchronizeUSDXMintingRewardTests) TestRewardUnchangedWhenGlobalIndexesUnchanged() {
|
|
unchangingRewardIndexes := nonEmptyRewardIndexes
|
|
collateralType := extractFirstCollateralType(unchangingRewardIndexes)
|
|
|
|
claim := types.USDXMintingClaim{
|
|
BaseClaim: types.BaseClaim{
|
|
Owner: arbitraryAddress(),
|
|
Reward: c(types.USDXMintingRewardDenom, 0),
|
|
},
|
|
RewardIndexes: unchangingRewardIndexes,
|
|
}
|
|
suite.storeClaim(claim)
|
|
|
|
suite.storeGlobalUSDXIndexes(unchangingRewardIndexes)
|
|
|
|
cdp := NewCDPBuilder(claim.Owner, collateralType).WithSourceShares(1e12).Build()
|
|
|
|
suite.keeper.SynchronizeUSDXMintingReward(suite.ctx, cdp)
|
|
|
|
syncedClaim, _ := suite.keeper.GetUSDXMintingClaim(suite.ctx, claim.Owner)
|
|
suite.Equal(claim.Reward, syncedClaim.Reward)
|
|
}
|
|
|
|
func (suite *SynchronizeUSDXMintingRewardTests) TestRewardIsIncrementedWhenGlobalIndexIncreased() {
|
|
collateralType := "bnb-a"
|
|
|
|
claim := types.USDXMintingClaim{
|
|
BaseClaim: types.BaseClaim{
|
|
Owner: arbitraryAddress(),
|
|
Reward: c(types.USDXMintingRewardDenom, 0),
|
|
},
|
|
RewardIndexes: types.RewardIndexes{
|
|
{
|
|
CollateralType: collateralType,
|
|
RewardFactor: d("0.1"),
|
|
},
|
|
},
|
|
}
|
|
suite.storeClaim(claim)
|
|
|
|
globalIndexes := types.RewardIndexes{
|
|
{
|
|
CollateralType: collateralType,
|
|
RewardFactor: d("0.2"),
|
|
},
|
|
}
|
|
suite.storeGlobalUSDXIndexes(globalIndexes)
|
|
|
|
cdp := NewCDPBuilder(claim.Owner, collateralType).WithSourceShares(1e12).Build()
|
|
|
|
suite.keeper.SynchronizeUSDXMintingReward(suite.ctx, cdp)
|
|
|
|
syncedClaim, _ := suite.keeper.GetUSDXMintingClaim(suite.ctx, claim.Owner)
|
|
// reward is ( new index - old index ) * cdp.TotalPrincipal
|
|
suite.Equal(c(types.USDXMintingRewardDenom, 1e11), syncedClaim.Reward)
|
|
}
|
|
|
|
func (suite *SynchronizeUSDXMintingRewardTests) TestClaimIndexIsUpdatedWhenGlobalIndexIncreased() {
|
|
claimsRewardIndexes := nonEmptyRewardIndexes
|
|
collateralType := extractFirstCollateralType(claimsRewardIndexes)
|
|
|
|
claim := types.USDXMintingClaim{
|
|
BaseClaim: types.BaseClaim{
|
|
Owner: arbitraryAddress(),
|
|
Reward: c(types.USDXMintingRewardDenom, 0),
|
|
},
|
|
RewardIndexes: claimsRewardIndexes,
|
|
}
|
|
suite.storeClaim(claim)
|
|
|
|
globalIndexes := increaseRewardFactors(claimsRewardIndexes)
|
|
suite.storeGlobalUSDXIndexes(globalIndexes)
|
|
|
|
cdp := NewCDPBuilder(claim.Owner, collateralType).Build()
|
|
|
|
suite.keeper.SynchronizeUSDXMintingReward(suite.ctx, cdp)
|
|
|
|
syncedClaim, _ := suite.keeper.GetUSDXMintingClaim(suite.ctx, claim.Owner)
|
|
|
|
// Only the claim's index for `collateralType` should have been changed
|
|
i, _ := globalIndexes.Get(collateralType)
|
|
expectedIndexes := claimsRewardIndexes.With(collateralType, i)
|
|
suite.Equal(expectedIndexes, syncedClaim.RewardIndexes)
|
|
}
|
|
|
|
func (suite *SynchronizeUSDXMintingRewardTests) TestClaimIndexIsUpdatedWhenNewRewardAddedAndClaimAlreadyExists() {
|
|
claimsRewardIndexes := types.RewardIndexes{
|
|
{
|
|
CollateralType: "bnb-a",
|
|
RewardFactor: d("0.1"),
|
|
},
|
|
{
|
|
CollateralType: "busd-b",
|
|
RewardFactor: d("0.4"),
|
|
},
|
|
}
|
|
newRewardIndex := types.NewRewardIndex("xrp-a", d("0.0001"))
|
|
|
|
claim := types.USDXMintingClaim{
|
|
BaseClaim: types.BaseClaim{
|
|
Owner: arbitraryAddress(),
|
|
Reward: c(types.USDXMintingRewardDenom, 0),
|
|
},
|
|
RewardIndexes: claimsRewardIndexes,
|
|
}
|
|
suite.storeClaim(claim)
|
|
|
|
globalIndexes := increaseRewardFactors(claimsRewardIndexes)
|
|
globalIndexes = append(globalIndexes, newRewardIndex)
|
|
suite.storeGlobalUSDXIndexes(globalIndexes)
|
|
|
|
cdp := NewCDPBuilder(claim.Owner, newRewardIndex.CollateralType).Build()
|
|
|
|
suite.keeper.SynchronizeUSDXMintingReward(suite.ctx, cdp)
|
|
|
|
syncedClaim, _ := suite.keeper.GetUSDXMintingClaim(suite.ctx, claim.Owner)
|
|
|
|
// Only the claim's index for `collateralType` should have been changed
|
|
expectedIndexes := claimsRewardIndexes.With(newRewardIndex.CollateralType, newRewardIndex.RewardFactor)
|
|
suite.Equal(expectedIndexes, syncedClaim.RewardIndexes)
|
|
}
|
|
|
|
func (suite *SynchronizeUSDXMintingRewardTests) TestClaimIsUnchangedWhenGlobalFactorMissing() {
|
|
claimsRewardIndexes := nonEmptyRewardIndexes
|
|
claim := types.USDXMintingClaim{
|
|
BaseClaim: types.BaseClaim{
|
|
Owner: arbitraryAddress(),
|
|
Reward: c(types.USDXMintingRewardDenom, 0),
|
|
},
|
|
RewardIndexes: claimsRewardIndexes,
|
|
}
|
|
suite.storeClaim(claim)
|
|
// don't store any reward indexes
|
|
|
|
// create a cdp with collateral type that doesn't exist in the claim's indexes, and does not have a corresponding global factor
|
|
cdp := NewCDPBuilder(claim.Owner, "unrewardedcollateral").WithSourceShares(1e12).Build()
|
|
|
|
suite.keeper.SynchronizeUSDXMintingReward(suite.ctx, cdp)
|
|
|
|
syncedClaim, _ := suite.keeper.GetUSDXMintingClaim(suite.ctx, claim.Owner)
|
|
suite.Equal(claim.RewardIndexes, syncedClaim.RewardIndexes)
|
|
suite.Equal(claim.Reward, syncedClaim.Reward)
|
|
}
|
|
|
|
// CDPBuilder is a tool for creating a CDP in tests.
|
|
// The builder inherits from cdp.CDP, so fields can be accessed directly if a helper method doesn't exist.
|
|
type CDPBuilder struct {
|
|
cdptypes.CDP
|
|
}
|
|
|
|
// NewCDPBuilder creates a CdpBuilder containing a CDP with owner and collateral type set.
|
|
func NewCDPBuilder(owner sdk.AccAddress, collateralType string) CDPBuilder {
|
|
return CDPBuilder{
|
|
CDP: cdptypes.CDP{
|
|
Owner: owner,
|
|
Type: collateralType,
|
|
// The zero value of Principal and AccumulatedFees (type sdk.Coin) is invalid as the denom is ""
|
|
// Set them to the default denom, but with 0 amount.
|
|
Principal: c(cdptypes.DefaultStableDenom, 0),
|
|
AccumulatedFees: c(cdptypes.DefaultStableDenom, 0),
|
|
// zero value of sdk.Dec causes nil pointer panics
|
|
InterestFactor: sdk.OneDec(),
|
|
},
|
|
}
|
|
}
|
|
|
|
// Build assembles and returns the final deposit.
|
|
func (builder CDPBuilder) Build() cdptypes.CDP { return builder.CDP }
|
|
|
|
// WithSourceShares adds a principal amount and interest factor such that the source shares for this CDP is equal to specified.
|
|
// With a factor of 1, the total principal is the source shares. This picks an arbitrary factor to ensure factors are accounted for in production code.
|
|
func (builder CDPBuilder) WithSourceShares(shares int64) CDPBuilder {
|
|
if !builder.GetTotalPrincipal().Amount.Equal(sdk.ZeroInt()) {
|
|
panic("setting source shares on cdp with existing principal or fees not implemented")
|
|
}
|
|
if !(builder.InterestFactor.IsNil() || builder.InterestFactor.Equal(sdk.OneDec())) {
|
|
panic("setting source shares on cdp with existing interest factor not implemented")
|
|
}
|
|
// pick arbitrary interest factor
|
|
factor := sdkmath.NewInt(2)
|
|
|
|
// Calculate deposit amount that would equal the requested source shares given the above factor.
|
|
principal := sdkmath.NewInt(shares).Mul(factor)
|
|
|
|
builder.Principal = sdk.NewCoin(cdptypes.DefaultStableDenom, principal)
|
|
builder.InterestFactor = sdk.NewDecFromInt(factor)
|
|
|
|
return builder
|
|
}
|
|
|
|
func (builder CDPBuilder) WithPrincipal(principal sdkmath.Int) CDPBuilder {
|
|
builder.Principal = sdk.NewCoin(cdptypes.DefaultStableDenom, principal)
|
|
return builder
|
|
}
|
|
|
|
var nonEmptyRewardIndexes = types.RewardIndexes{
|
|
{
|
|
CollateralType: "bnb-a",
|
|
RewardFactor: d("0.1"),
|
|
},
|
|
{
|
|
CollateralType: "busd-b",
|
|
RewardFactor: d("0.4"),
|
|
},
|
|
}
|
|
|
|
func extractFirstCollateralType(indexes types.RewardIndexes) string {
|
|
if len(indexes) == 0 {
|
|
panic("cannot extract a collateral type from 0 length RewardIndexes")
|
|
}
|
|
return indexes[0].CollateralType
|
|
}
|