mirror of
https://github.com/0glabs/0g-chain.git
synced 2024-12-26 00:05:18 +00:00
code cleanup, address review comments
This commit is contained in:
rhuairahrighairigh
parent
00c1a371d2
commit
d03509a17a
@ -6,17 +6,8 @@ import (
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// EndBlocker runs at the end of every block.
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func EndBlocker(ctx sdk.Context, k Keeper) {
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var expiredAuctions []uint64
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k.IterateAuctionsByTime(ctx, ctx.BlockTime(), func(id uint64) bool {
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expiredAuctions = append(expiredAuctions, id)
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return false
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})
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// Note: iteration and auction closing are in separate loops as db should not be modified during iteration // TODO is this correct? gov modifies during iteration
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for _, id := range expiredAuctions {
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err := k.CloseAuction(ctx, id)
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if err != nil {
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panic(err)
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}
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err := k.CloseExpiredAuctions(ctx)
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if err != nil {
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panic(err)
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}
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}
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@ -22,7 +22,6 @@ func TestKeeper_EndBlocker(t *testing.T) {
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returnAddrs := addrs[1:]
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returnWeights := []sdk.Int{sdk.NewInt(1)}
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sellerModName := liquidator.ModuleName
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//sellerAddr := supply.NewModuleAddress(sellerModName)
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tApp := app.NewTestApp()
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sellerAcc := supply.NewEmptyModuleAccount(sellerModName)
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@ -11,15 +11,18 @@ import (
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// StartSurplusAuction starts a new surplus (forward) auction.
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func (k Keeper) StartSurplusAuction(ctx sdk.Context, seller string, lot sdk.Coin, bidDenom string) (uint64, sdk.Error) {
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// create auction
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auction := types.NewSurplusAuction(seller, lot, bidDenom, ctx.BlockTime().Add(types.DefaultMaxAuctionDuration))
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// take coins from module account
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auction := types.NewSurplusAuction(
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seller,
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lot,
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bidDenom,
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ctx.BlockTime().Add(k.GetParams(ctx).MaxAuctionDuration))
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err := k.supplyKeeper.SendCoinsFromModuleToModule(ctx, seller, types.ModuleName, sdk.NewCoins(lot))
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if err != nil {
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return 0, err
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}
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// store the auction
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auctionID, err := k.StoreNewAuction(ctx, auction)
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if err != nil {
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return 0, err
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@ -29,15 +32,19 @@ func (k Keeper) StartSurplusAuction(ctx sdk.Context, seller string, lot sdk.Coin
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// StartDebtAuction starts a new debt (reverse) auction.
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func (k Keeper) StartDebtAuction(ctx sdk.Context, buyer string, bid sdk.Coin, initialLot sdk.Coin) (uint64, sdk.Error) {
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// create auction
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auction := types.NewDebtAuction(buyer, bid, initialLot, ctx.BlockTime().Add(types.DefaultMaxAuctionDuration))
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auction := types.NewDebtAuction(
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buyer,
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bid,
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initialLot,
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ctx.BlockTime().Add(k.GetParams(ctx).MaxAuctionDuration))
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// This auction type mints coins at close. Need to check module account has minting privileges to avoid potential err in endblocker.
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macc := k.supplyKeeper.GetModuleAccount(ctx, buyer)
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if !macc.HasPermission(supply.Minter) {
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return 0, sdk.ErrInternal("module does not have minting permissions")
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}
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// store the auction
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auctionID, err := k.StoreNewAuction(ctx, auction)
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if err != nil {
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return 0, err
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@ -45,21 +52,20 @@ func (k Keeper) StartDebtAuction(ctx sdk.Context, buyer string, bid sdk.Coin, in
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return auctionID, nil
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}
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// StartCollateralAuction starts a new collateral (2-phase) auction where bidders bid up to a maxBid, then switch to bidding down on the Lot.
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// StartCollateralAuction starts a new collateral (2-phase) auction.
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func (k Keeper) StartCollateralAuction(ctx sdk.Context, seller string, lot sdk.Coin, maxBid sdk.Coin, lotReturnAddrs []sdk.AccAddress, lotReturnWeights []sdk.Int) (uint64, sdk.Error) {
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// create auction
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weightedAddresses, err := types.NewWeightedAddresses(lotReturnAddrs, lotReturnWeights)
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if err != nil {
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return 0, err
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}
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auction := types.NewCollateralAuction(seller, lot, ctx.BlockTime().Add(types.DefaultMaxAuctionDuration), maxBid, weightedAddresses)
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// take coins from module account
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err = k.supplyKeeper.SendCoinsFromModuleToModule(ctx, seller, types.ModuleName, sdk.NewCoins(lot))
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if err != nil {
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return 0, err
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}
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// store the auction
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auctionID, err := k.StoreNewAuction(ctx, auction)
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if err != nil {
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return 0, err
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@ -70,18 +76,17 @@ func (k Keeper) StartCollateralAuction(ctx sdk.Context, seller string, lot sdk.C
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// PlaceBid places a bid on any auction.
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func (k Keeper) PlaceBid(ctx sdk.Context, auctionID uint64, bidder sdk.AccAddress, newAmount sdk.Coin) sdk.Error {
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// get auction from store
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auction, found := k.GetAuction(ctx, auctionID)
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if !found {
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return sdk.ErrInternal("auction doesn't exist")
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}
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// validate
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// validation common to all auctions
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if ctx.BlockTime().After(auction.GetEndTime()) {
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return sdk.ErrInternal("auction has closed")
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}
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// place bid
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// move coins and return updated auction
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var err sdk.Error
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var updatedAuction types.Auction
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switch a := auction.(type) {
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@ -106,14 +111,13 @@ func (k Keeper) PlaceBid(ctx sdk.Context, auctionID uint64, bidder sdk.AccAddres
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panic(fmt.Sprintf("unrecognized auction type: %T", auction))
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}
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// store updated auction
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k.SetAuction(ctx, updatedAuction)
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return nil
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}
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// PlaceBidSurplus places a forward bid on a surplus auction, moving coins and returning the updated auction.
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func (k Keeper) PlaceBidSurplus(ctx sdk.Context, a types.SurplusAuction, bidder sdk.AccAddress, bid sdk.Coin) (types.SurplusAuction, sdk.Error) {
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// Validate New Bid
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// Validate new bid
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if bid.Denom != a.Bid.Denom {
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return a, sdk.ErrInternal("bid denom doesn't match auction")
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}
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@ -121,9 +125,9 @@ func (k Keeper) PlaceBidSurplus(ctx sdk.Context, a types.SurplusAuction, bidder
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return a, sdk.ErrInternal("bid not greater than last bid")
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}
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// Move Coins
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if !bidder.Equals(a.Bidder) && !a.Bid.IsZero() { // catch edge case of someone updating their bid with a low balance, also don't send if amt is zero
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// pay back previous bidder
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// New bidder pays back old bidder
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// Catch edge cases of a bidder replacing their own bid, and the amount being zero (sending zero coins produces meaningless send events).
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if !bidder.Equals(a.Bidder) && !a.Bid.IsZero() {
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err := k.supplyKeeper.SendCoinsFromAccountToModule(ctx, bidder, types.ModuleName, sdk.NewCoins(a.Bid))
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if err != nil {
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return a, err
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@ -133,7 +137,7 @@ func (k Keeper) PlaceBidSurplus(ctx sdk.Context, a types.SurplusAuction, bidder
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return a, err
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}
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}
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// burn increase in bid
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// Increase in bid is burned
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err := k.supplyKeeper.SendCoinsFromAccountToModule(ctx, bidder, a.Initiator, sdk.NewCoins(bid.Sub(a.Bid)))
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if err != nil {
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return a, err
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@ -146,8 +150,7 @@ func (k Keeper) PlaceBidSurplus(ctx sdk.Context, a types.SurplusAuction, bidder
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// Update Auction
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a.Bidder = bidder
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a.Bid = bid
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// increment timeout
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a.EndTime = earliestTime(ctx.BlockTime().Add(types.DefaultBidDuration), a.MaxEndTime)
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a.EndTime = earliestTime(ctx.BlockTime().Add(k.GetParams(ctx).BidDuration), a.MaxEndTime) // increment timeout
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return a, nil
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}
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@ -167,9 +170,10 @@ func (k Keeper) PlaceForwardBidCollateral(ctx sdk.Context, a types.CollateralAuc
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if a.MaxBid.IsLT(bid) {
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return a, sdk.ErrInternal("bid higher than max bid")
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}
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// Move Coins
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// pay back previous bidder
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if !bidder.Equals(a.Bidder) && !a.Bid.IsZero() { // catch edge case of someone updating their bid with a low balance, also don't send if amt is zero
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// New bidder pays back old bidder
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// Catch edge cases of a bidder replacing their own bid, and the amount being zero (sending zero coins produces meaningless send events).
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if !bidder.Equals(a.Bidder) && !a.Bid.IsZero() {
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err := k.supplyKeeper.SendCoinsFromAccountToModule(ctx, bidder, types.ModuleName, sdk.NewCoins(a.Bid))
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if err != nil {
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return a, err
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@ -179,7 +183,7 @@ func (k Keeper) PlaceForwardBidCollateral(ctx sdk.Context, a types.CollateralAuc
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return a, err
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}
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}
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// pay increase in bid to auction initiator
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// Increase in bid sent to auction initiator
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err := k.supplyKeeper.SendCoinsFromAccountToModule(ctx, bidder, a.Initiator, sdk.NewCoins(bid.Sub(a.Bid)))
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if err != nil {
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return a, err
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@ -188,15 +192,14 @@ func (k Keeper) PlaceForwardBidCollateral(ctx sdk.Context, a types.CollateralAuc
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// Update Auction
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a.Bidder = bidder
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a.Bid = bid
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// increment timeout
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a.EndTime = earliestTime(ctx.BlockTime().Add(types.DefaultBidDuration), a.MaxEndTime)
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a.EndTime = earliestTime(ctx.BlockTime().Add(k.GetParams(ctx).BidDuration), a.MaxEndTime) // increment timeout
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return a, nil
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}
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// PlaceReverseBidCollateral places a reverse bid on a collateral auction, moving coins and returning the updated auction.
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func (k Keeper) PlaceReverseBidCollateral(ctx sdk.Context, a types.CollateralAuction, bidder sdk.AccAddress, lot sdk.Coin) (types.CollateralAuction, sdk.Error) {
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// Validate bid
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// Validate new bid
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if lot.Denom != a.Lot.Denom {
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return a, sdk.ErrInternal("lot denom doesn't match auction")
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}
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@ -210,8 +213,9 @@ func (k Keeper) PlaceReverseBidCollateral(ctx sdk.Context, a types.CollateralAuc
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return a, sdk.ErrInternal("auction in reverse phase, new bid not less than previous amount")
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}
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// Move Coins
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if !bidder.Equals(a.Bidder) { // catch edge case of someone updating their bid with a low balance
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// New bidder pays back old bidder
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// Catch edge cases of a bidder replacing their own bid
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if !bidder.Equals(a.Bidder) {
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err := k.supplyKeeper.SendCoinsFromAccountToModule(ctx, bidder, types.ModuleName, sdk.NewCoins(a.Bid))
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if err != nil {
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return a, err
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@ -221,7 +225,8 @@ func (k Keeper) PlaceReverseBidCollateral(ctx sdk.Context, a types.CollateralAuc
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return a, err
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}
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}
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// FIXME paying out rateably to cdp depositors is vulnerable to errors compounding over multiple bids
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// Decrease in lot is sent to weighted addresses (normally the CDP depositors)
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// TODO paying out rateably to cdp depositors is vulnerable to errors compounding over multiple bids - check this can't be gamed.
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lotPayouts, err := splitCoinIntoWeightedBuckets(a.Lot.Sub(lot), a.LotReturns.Weights)
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if err != nil {
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return a, err
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@ -236,15 +241,14 @@ func (k Keeper) PlaceReverseBidCollateral(ctx sdk.Context, a types.CollateralAuc
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// Update Auction
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a.Bidder = bidder
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a.Lot = lot
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// increment timeout
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a.EndTime = earliestTime(ctx.BlockTime().Add(types.DefaultBidDuration), a.MaxEndTime)
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a.EndTime = earliestTime(ctx.BlockTime().Add(k.GetParams(ctx).BidDuration), a.MaxEndTime) // increment timeout
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return a, nil
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}
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// PlaceBidDebt places a reverse bid on a debt auction, moving coins and returning the updated auction.
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func (k Keeper) PlaceBidDebt(ctx sdk.Context, a types.DebtAuction, bidder sdk.AccAddress, lot sdk.Coin) (types.DebtAuction, sdk.Error) {
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// Validate New Bid
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// Validate new bid
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if lot.Denom != a.Lot.Denom {
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return a, sdk.ErrInternal("lot denom doesn't match auction")
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}
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@ -255,8 +259,9 @@ func (k Keeper) PlaceBidDebt(ctx sdk.Context, a types.DebtAuction, bidder sdk.Ac
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return a, sdk.ErrInternal("lot not smaller than last lot")
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}
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// Move Coins
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if !bidder.Equals(a.Bidder) { // catch edge case of someone updating their bid with a low balance
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// New bidder pays back old bidder
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// Catch edge cases of a bidder replacing their own bid
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if !bidder.Equals(a.Bidder) {
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err := k.supplyKeeper.SendCoinsFromAccountToModule(ctx, bidder, types.ModuleName, sdk.NewCoins(a.Bid))
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if err != nil {
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return a, err
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@ -270,8 +275,7 @@ func (k Keeper) PlaceBidDebt(ctx sdk.Context, a types.DebtAuction, bidder sdk.Ac
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// Update Auction
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a.Bidder = bidder
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a.Lot = lot
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// increment timeout
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a.EndTime = earliestTime(ctx.BlockTime().Add(types.DefaultBidDuration), a.MaxEndTime)
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a.EndTime = earliestTime(ctx.BlockTime().Add(k.GetParams(ctx).BidDuration), a.MaxEndTime) // increment timeout
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return a, nil
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}
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@ -279,12 +283,11 @@ func (k Keeper) PlaceBidDebt(ctx sdk.Context, a types.DebtAuction, bidder sdk.Ac
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// CloseAuction closes an auction and distributes funds to the highest bidder.
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func (k Keeper) CloseAuction(ctx sdk.Context, auctionID uint64) sdk.Error {
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// get the auction from the store
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auction, found := k.GetAuction(ctx, auctionID)
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if !found {
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return sdk.ErrInternal("auction doesn't exist")
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}
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// error if auction has not reached the end time
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if ctx.BlockTime().Before(auction.GetEndTime()) {
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return sdk.ErrInternal(fmt.Sprintf("auction can't be closed as curent block time (%v) is under auction end time (%v)", ctx.BlockTime(), auction.GetEndTime()))
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}
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@ -342,6 +345,22 @@ func (k Keeper) PayoutCollateralAuction(ctx sdk.Context, a types.CollateralAucti
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return nil
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}
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// CloseExpiredAuctions finds all auctions that are past (or at) their ending times and closes them, paying out to the highest bidder.
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func (k Keeper) CloseExpiredAuctions(ctx sdk.Context) sdk.Error {
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var expiredAuctions []uint64
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k.IterateAuctionsByTime(ctx, ctx.BlockTime(), func(id uint64) bool {
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expiredAuctions = append(expiredAuctions, id)
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return false
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})
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// Note: iteration and auction closing are in separate loops as db should not be modified during iteration // TODO is this correct? gov modifies during iteration
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for _, id := range expiredAuctions {
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if err := k.CloseAuction(ctx, id); err != nil {
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return err
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}
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}
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return nil
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}
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// earliestTime returns the earliest of two times.
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func earliestTime(t1, t2 time.Time) time.Time {
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if t1.Before(t2) {
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@ -1,12 +1,14 @@
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package keeper
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import (
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"fmt"
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"time"
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"github.com/cosmos/cosmos-sdk/codec"
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"github.com/cosmos/cosmos-sdk/store/prefix"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/params/subspace"
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"github.com/tendermint/tendermint/libs/log"
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"github.com/kava-labs/kava/x/auction/types"
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)
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@ -29,6 +31,11 @@ func NewKeeper(cdc *codec.Codec, storeKey sdk.StoreKey, supplyKeeper types.Suppl
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}
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}
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// Logger returns a module-specific logger.
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func (k Keeper) Logger(ctx sdk.Context) log.Logger {
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return ctx.Logger().With("module", fmt.Sprintf("x/%s", types.ModuleName))
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}
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// SetNextAuctionID stores an ID to be used for the next created auction
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func (k Keeper) SetNextAuctionID(ctx sdk.Context, id uint64) {
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store := ctx.KVStore(k.storeKey)
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@ -79,16 +86,14 @@ func (k Keeper) SetAuction(ctx sdk.Context, auction types.Auction) {
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// remove the auction from the byTime index if it is already in there
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existingAuction, found := k.GetAuction(ctx, auction.GetID())
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if found {
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k.removeFromIndex(ctx, existingAuction.GetEndTime(), existingAuction.GetID())
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k.removeFromByTimeIndex(ctx, existingAuction.GetEndTime(), existingAuction.GetID())
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}
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// store auction
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store := prefix.NewStore(ctx.KVStore(k.storeKey), types.AuctionKeyPrefix)
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bz := k.cdc.MustMarshalBinaryLengthPrefixed(auction)
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store.Set(types.GetAuctionKey(auction.GetID()), bz)
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// add to index
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k.insertIntoIndex(ctx, auction.GetEndTime(), auction.GetID())
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k.InsertIntoByTimeIndex(ctx, auction.GetEndTime(), auction.GetID())
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}
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// GetAuction gets an auction from the store.
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@ -107,25 +112,23 @@ func (k Keeper) GetAuction(ctx sdk.Context, auctionID uint64) (types.Auction, bo
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// DeleteAuction removes an auction from the store, and any indexes.
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func (k Keeper) DeleteAuction(ctx sdk.Context, auctionID uint64) {
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// remove from index
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auction, found := k.GetAuction(ctx, auctionID)
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if found {
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k.removeFromIndex(ctx, auction.GetEndTime(), auctionID)
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k.removeFromByTimeIndex(ctx, auction.GetEndTime(), auctionID)
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}
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// delete auction
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store := prefix.NewStore(ctx.KVStore(k.storeKey), types.AuctionKeyPrefix)
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store.Delete(types.GetAuctionKey(auctionID))
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}
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// insertIntoIndex adds an auction ID and end time into the byTime index.
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func (k Keeper) insertIntoIndex(ctx sdk.Context, endTime time.Time, auctionID uint64) {
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// InsertIntoByTimeIndex adds an auction ID and end time into the byTime index.
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func (k Keeper) InsertIntoByTimeIndex(ctx sdk.Context, endTime time.Time, auctionID uint64) { // TODO make private, and find way to make tests work
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store := prefix.NewStore(ctx.KVStore(k.storeKey), types.AuctionByTimeKeyPrefix)
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store.Set(types.GetAuctionByTimeKey(endTime, auctionID), types.Uint64ToBytes(auctionID))
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}
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// removeFromIndex removes an auction ID and end time from the byTime index.
|
||||
func (k Keeper) removeFromIndex(ctx sdk.Context, endTime time.Time, auctionID uint64) {
|
||||
// removeFromByTimeIndex removes an auction ID and end time from the byTime index.
|
||||
func (k Keeper) removeFromByTimeIndex(ctx sdk.Context, endTime time.Time, auctionID uint64) {
|
||||
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.AuctionByTimeKeyPrefix)
|
||||
store.Delete(types.GetAuctionByTimeKey(endTime, auctionID))
|
||||
}
|
||||
|
||||
@ -113,7 +113,7 @@ func TestIterateAuctionsByTime(t *testing.T) {
|
||||
{time.Date(9999, time.January, 1, 0, 0, 0, 0, time.UTC), 0}, // distant future
|
||||
}
|
||||
for _, v := range byTimeIndex {
|
||||
keeper.InsertIntoIndex(ctx, v.endTime, v.auctionID)
|
||||
keeper.InsertIntoByTimeIndex(ctx, v.endTime, v.auctionID)
|
||||
}
|
||||
|
||||
// read out values from index up to a cutoff time and check they are as expected
|
||||
|
||||
@ -46,7 +46,8 @@ func (a BaseAuction) String() string {
|
||||
)
|
||||
}
|
||||
|
||||
// SurplusAuction is a forward auction that burns what it receives as bids.
|
||||
// SurplusAuction is a forward auction that burns what it receives from bids.
|
||||
// It is normally used to sell off excess pegged asset acquired by the CDP system.
|
||||
type SurplusAuction struct {
|
||||
BaseAuction
|
||||
}
|
||||
@ -69,6 +70,7 @@ func NewSurplusAuction(seller string, lot sdk.Coin, bidDenom string, endTime tim
|
||||
}
|
||||
|
||||
// DebtAuction is a reverse auction that mints what it pays out.
|
||||
// It is normally used to acquire pegged asset to cover the CDP system's debts that were not covered by selling collateral.
|
||||
type DebtAuction struct {
|
||||
BaseAuction
|
||||
}
|
||||
@ -86,7 +88,7 @@ func NewDebtAuction(buyerModAccName string, bid sdk.Coin, initialLot sdk.Coin, E
|
||||
Initiator: buyerModAccName,
|
||||
Lot: initialLot,
|
||||
Bidder: supply.NewModuleAddress(buyerModAccName), // send proceeds from the first bid to the buyer.
|
||||
Bid: bid, // amount that the buyer it buying - doesn't change over course of auction
|
||||
Bid: bid, // amount that the buyer is buying - doesn't change over course of auction
|
||||
EndTime: EndTime,
|
||||
MaxEndTime: EndTime,
|
||||
}}
|
||||
@ -95,8 +97,9 @@ func NewDebtAuction(buyerModAccName string, bid sdk.Coin, initialLot sdk.Coin, E
|
||||
|
||||
// CollateralAuction is a two phase auction.
|
||||
// Initially, in forward auction phase, bids can be placed up to a max bid.
|
||||
// Then it switches to a reverse auction phase, where the initial amount up for auction is bidded down.
|
||||
// Then it switches to a reverse auction phase, where the initial amount up for auction is bid down.
|
||||
// Unsold Lot is sent to LotReturns, being divided among the addresses by weight.
|
||||
// Collateral auctions are normally used to sell off collateral seized from CDPs.
|
||||
type CollateralAuction struct {
|
||||
BaseAuction
|
||||
MaxBid sdk.Coin
|
||||
|
||||
@ -1,396 +0,0 @@
|
||||
package types
|
||||
|
||||
// // TODO can this be less verbose? Should PlaceBid() be split into smaller functions?
|
||||
// // It would be possible to combine all auction tests into one test runner.
|
||||
// func TesSurplusAuction_PlaceBid(t *testing.T) {
|
||||
// seller := sdk.AccAddress([]byte("a_seller"))
|
||||
// buyer1 := sdk.AccAddress([]byte("buyer1"))
|
||||
// buyer2 := sdk.AccAddress([]byte("buyer2"))
|
||||
// end := EndTime(10000)
|
||||
// now := EndTime(10)
|
||||
|
||||
// type args struct {
|
||||
// currentBlockHeight EndTime
|
||||
// bidder sdk.AccAddress
|
||||
// lot sdk.Coin
|
||||
// bid sdk.Coin
|
||||
// }
|
||||
// tests := []struct {
|
||||
// name string
|
||||
// auction SurplusAuction
|
||||
// args args
|
||||
// expectedOutputs []BankOutput
|
||||
// expectedInputs []BankInput
|
||||
// expectedEndTime EndTime
|
||||
// expectedBidder sdk.AccAddress
|
||||
// expectedBid sdk.Coin
|
||||
// expectpass bool
|
||||
// }{
|
||||
// {
|
||||
// "normal",
|
||||
// SurplusAuction{BaseAuction{
|
||||
// Initiator: seller,
|
||||
// Lot: c("usdx", 100),
|
||||
// Bidder: buyer1,
|
||||
// Bid: c("kava", 6),
|
||||
// EndTime: end,
|
||||
// MaxEndTime: end,
|
||||
// }},
|
||||
// args{now, buyer2, c("usdx", 100), c("kava", 10)},
|
||||
// []BankOutput{{buyer2, c("kava", 10)}},
|
||||
// []BankInput{{buyer1, c("kava", 6)}, {seller, c("kava", 4)}},
|
||||
// now + DefaultMaxBidDuration,
|
||||
// buyer2,
|
||||
// c("kava", 10),
|
||||
// true,
|
||||
// },
|
||||
// {
|
||||
// "lowBid",
|
||||
// SurplusAuction{BaseAuction{
|
||||
// Initiator: seller,
|
||||
// Lot: c("usdx", 100),
|
||||
// Bidder: buyer1,
|
||||
// Bid: c("kava", 6),
|
||||
// EndTime: end,
|
||||
// MaxEndTime: end,
|
||||
// }},
|
||||
// args{now, buyer2, c("usdx", 100), c("kava", 5)},
|
||||
// []BankOutput{},
|
||||
// []BankInput{},
|
||||
// end,
|
||||
// buyer1,
|
||||
// c("kava", 6),
|
||||
// false,
|
||||
// },
|
||||
// {
|
||||
// "equalBid",
|
||||
// SurplusAuction{BaseAuction{
|
||||
// Initiator: seller,
|
||||
// Lot: c("usdx", 100),
|
||||
// Bidder: buyer1,
|
||||
// Bid: c("kava", 6),
|
||||
// EndTime: end,
|
||||
// MaxEndTime: end,
|
||||
// }},
|
||||
// args{now, buyer2, c("usdx", 100), c("kava", 6)},
|
||||
// []BankOutput{},
|
||||
// []BankInput{},
|
||||
// end,
|
||||
// buyer1,
|
||||
// c("kava", 6),
|
||||
// false,
|
||||
// },
|
||||
// {
|
||||
// "timeout",
|
||||
// SurplusAuction{BaseAuction{
|
||||
// Initiator: seller,
|
||||
// Lot: c("usdx", 100),
|
||||
// Bidder: buyer1,
|
||||
// Bid: c("kava", 6),
|
||||
// EndTime: end,
|
||||
// MaxEndTime: end,
|
||||
// }},
|
||||
// args{end + 1, buyer2, c("usdx", 100), c("kava", 10)},
|
||||
// []BankOutput{},
|
||||
// []BankInput{},
|
||||
// end,
|
||||
// buyer1,
|
||||
// c("kava", 6),
|
||||
// false,
|
||||
// },
|
||||
// {
|
||||
// "hitMaxEndTime",
|
||||
// SurplusAuction{BaseAuction{
|
||||
// Initiator: seller,
|
||||
// Lot: c("usdx", 100),
|
||||
// Bidder: buyer1,
|
||||
// Bid: c("kava", 6),
|
||||
// EndTime: end,
|
||||
// MaxEndTime: end,
|
||||
// }},
|
||||
// args{end - 1, buyer2, c("usdx", 100), c("kava", 10)},
|
||||
// []BankOutput{{buyer2, c("kava", 10)}},
|
||||
// []BankInput{{buyer1, c("kava", 6)}, {seller, c("kava", 4)}},
|
||||
// end, // end time should be capped at MaxEndTime
|
||||
// buyer2,
|
||||
// c("kava", 10),
|
||||
// true,
|
||||
// },
|
||||
// }
|
||||
// for _, tc := range tests {
|
||||
// t.Run(tc.name, func(t *testing.T) {
|
||||
// // update auction and return in/outputs
|
||||
// outputs, inputs, err := tc.auction.PlaceBid(tc.args.currentBlockHeight, tc.args.bidder, tc.args.lot, tc.args.bid)
|
||||
|
||||
// // check for err
|
||||
// if tc.expectpass {
|
||||
// require.Nil(t, err)
|
||||
// } else {
|
||||
// require.NotNil(t, err)
|
||||
// }
|
||||
// // check for correct in/outputs
|
||||
// require.Equal(t, tc.expectedOutputs, outputs)
|
||||
// require.Equal(t, tc.expectedInputs, inputs)
|
||||
// // check for correct EndTime, bidder, bid
|
||||
// require.Equal(t, tc.expectedEndTime, tc.auction.EndTime)
|
||||
// require.Equal(t, tc.expectedBidder, tc.auction.Bidder)
|
||||
// require.Equal(t, tc.expectedBid, tc.auction.Bid)
|
||||
// })
|
||||
// }
|
||||
// }
|
||||
|
||||
// func TestDebtAuction_PlaceBid(t *testing.T) {
|
||||
// buyer := sdk.AccAddress([]byte("a_buyer"))
|
||||
// seller1 := sdk.AccAddress([]byte("seller1"))
|
||||
// seller2 := sdk.AccAddress([]byte("seller2"))
|
||||
// end := EndTime(10000)
|
||||
// now := EndTime(10)
|
||||
|
||||
// type args struct {
|
||||
// currentBlockHeight EndTime
|
||||
// bidder sdk.AccAddress
|
||||
// lot sdk.Coin
|
||||
// bid sdk.Coin
|
||||
// }
|
||||
// tests := []struct {
|
||||
// name string
|
||||
// auction DebtAuction
|
||||
// args args
|
||||
// expectedOutputs []BankOutput
|
||||
// expectedInputs []BankInput
|
||||
// expectedEndTime EndTime
|
||||
// expectedBidder sdk.AccAddress
|
||||
// expectedLot sdk.Coin
|
||||
// expectpass bool
|
||||
// }{
|
||||
// {
|
||||
// "normal",
|
||||
// DebtAuction{BaseAuction{
|
||||
// Initiator: buyer,
|
||||
// Lot: c("kava", 10),
|
||||
// Bidder: seller1,
|
||||
// Bid: c("usdx", 100),
|
||||
// EndTime: end,
|
||||
// MaxEndTime: end,
|
||||
// }},
|
||||
// args{now, seller2, c("kava", 9), c("usdx", 100)},
|
||||
// []BankOutput{{seller2, c("usdx", 100)}},
|
||||
// []BankInput{{seller1, c("usdx", 100)}, {buyer, c("kava", 1)}},
|
||||
// now + DefaultMaxBidDuration,
|
||||
// seller2,
|
||||
// c("kava", 9),
|
||||
// true,
|
||||
// },
|
||||
// {
|
||||
// "highBid",
|
||||
// DebtAuction{BaseAuction{
|
||||
// Initiator: buyer,
|
||||
// Lot: c("kava", 10),
|
||||
// Bidder: seller1,
|
||||
// Bid: c("usdx", 100),
|
||||
// EndTime: end,
|
||||
// MaxEndTime: end,
|
||||
// }},
|
||||
// args{now, seller2, c("kava", 11), c("usdx", 100)},
|
||||
// []BankOutput{},
|
||||
// []BankInput{},
|
||||
// end,
|
||||
// seller1,
|
||||
// c("kava", 10),
|
||||
// false,
|
||||
// },
|
||||
// {
|
||||
// "equalBid",
|
||||
// DebtAuction{BaseAuction{
|
||||
// Initiator: buyer,
|
||||
// Lot: c("kava", 10),
|
||||
// Bidder: seller1,
|
||||
// Bid: c("usdx", 100),
|
||||
// EndTime: end,
|
||||
// MaxEndTime: end,
|
||||
// }},
|
||||
// args{now, seller2, c("kava", 10), c("usdx", 100)},
|
||||
// []BankOutput{},
|
||||
// []BankInput{},
|
||||
// end,
|
||||
// seller1,
|
||||
// c("kava", 10),
|
||||
// false,
|
||||
// },
|
||||
// {
|
||||
// "timeout",
|
||||
// DebtAuction{BaseAuction{
|
||||
// Initiator: buyer,
|
||||
// Lot: c("kava", 10),
|
||||
// Bidder: seller1,
|
||||
// Bid: c("usdx", 100),
|
||||
// EndTime: end,
|
||||
// MaxEndTime: end,
|
||||
// }},
|
||||
// args{end + 1, seller2, c("kava", 9), c("usdx", 100)},
|
||||
// []BankOutput{},
|
||||
// []BankInput{},
|
||||
// end,
|
||||
// seller1,
|
||||
// c("kava", 10),
|
||||
// false,
|
||||
// },
|
||||
// {
|
||||
// "hitMaxEndTime",
|
||||
// DebtAuction{BaseAuction{
|
||||
// Initiator: buyer,
|
||||
// Lot: c("kava", 10),
|
||||
// Bidder: seller1,
|
||||
// Bid: c("usdx", 100),
|
||||
// EndTime: end,
|
||||
// MaxEndTime: end,
|
||||
// }},
|
||||
// args{end - 1, seller2, c("kava", 9), c("usdx", 100)},
|
||||
// []BankOutput{{seller2, c("usdx", 100)}},
|
||||
// []BankInput{{seller1, c("usdx", 100)}, {buyer, c("kava", 1)}},
|
||||
// end, // end time should be capped at MaxEndTime
|
||||
// seller2,
|
||||
// c("kava", 9),
|
||||
// true,
|
||||
// },
|
||||
// }
|
||||
// for _, tc := range tests {
|
||||
// t.Run(tc.name, func(t *testing.T) {
|
||||
// // update auction and return in/outputs
|
||||
// outputs, inputs, err := tc.auction.PlaceBid(tc.args.currentBlockHeight, tc.args.bidder, tc.args.lot, tc.args.bid)
|
||||
|
||||
// // check for err
|
||||
// if tc.expectpass {
|
||||
// require.Nil(t, err)
|
||||
// } else {
|
||||
// require.NotNil(t, err)
|
||||
// }
|
||||
// // check for correct in/outputs
|
||||
// require.Equal(t, tc.expectedOutputs, outputs)
|
||||
// require.Equal(t, tc.expectedInputs, inputs)
|
||||
// // check for correct EndTime, bidder, bid
|
||||
// require.Equal(t, tc.expectedEndTime, tc.auction.EndTime)
|
||||
// require.Equal(t, tc.expectedBidder, tc.auction.Bidder)
|
||||
// require.Equal(t, tc.expectedLot, tc.auction.Lot)
|
||||
// })
|
||||
// }
|
||||
// }
|
||||
|
||||
// func TestCollateralAuction_PlaceBid(t *testing.T) {
|
||||
// cdpOwner := sdk.AccAddress([]byte("a_cdp_owner"))
|
||||
// seller := sdk.AccAddress([]byte("a_seller"))
|
||||
// buyer1 := sdk.AccAddress([]byte("buyer1"))
|
||||
// buyer2 := sdk.AccAddress([]byte("buyer2"))
|
||||
// end := EndTime(10000)
|
||||
// now := EndTime(10)
|
||||
|
||||
// type args struct {
|
||||
// currentBlockHeight EndTime
|
||||
// bidder sdk.AccAddress
|
||||
// lot sdk.Coin
|
||||
// bid sdk.Coin
|
||||
// }
|
||||
// tests := []struct {
|
||||
// name string
|
||||
// auction CollateralAuction
|
||||
// args args
|
||||
// expectedOutputs []BankOutput
|
||||
// expectedInputs []BankInput
|
||||
// expectedEndTime EndTime
|
||||
// expectedBidder sdk.AccAddress
|
||||
// expectedLot sdk.Coin
|
||||
// expectedBid sdk.Coin
|
||||
// expectpass bool
|
||||
// }{
|
||||
// {
|
||||
// "normalForwardBid",
|
||||
// CollateralAuction{BaseAuction: BaseAuction{
|
||||
// Initiator: seller,
|
||||
// Lot: c("xrp", 100),
|
||||
// Bidder: buyer1,
|
||||
// Bid: c("usdx", 5),
|
||||
// EndTime: end,
|
||||
// MaxEndTime: end},
|
||||
// MaxBid: c("usdx", 10),
|
||||
// OtherPerson: cdpOwner,
|
||||
// },
|
||||
// args{now, buyer2, c("xrp", 100), c("usdx", 6)},
|
||||
// []BankOutput{{buyer2, c("usdx", 6)}},
|
||||
// []BankInput{{buyer1, c("usdx", 5)}, {seller, c("usdx", 1)}},
|
||||
// now + DefaultMaxBidDuration,
|
||||
// buyer2,
|
||||
// c("xrp", 100),
|
||||
// c("usdx", 6),
|
||||
// true,
|
||||
// },
|
||||
// {
|
||||
// "normalSwitchOverBid",
|
||||
// CollateralAuction{BaseAuction: BaseAuction{
|
||||
// Initiator: seller,
|
||||
// Lot: c("xrp", 100),
|
||||
// Bidder: buyer1,
|
||||
// Bid: c("usdx", 5),
|
||||
// EndTime: end,
|
||||
// MaxEndTime: end},
|
||||
// MaxBid: c("usdx", 10),
|
||||
// OtherPerson: cdpOwner,
|
||||
// },
|
||||
// args{now, buyer2, c("xrp", 99), c("usdx", 10)},
|
||||
// []BankOutput{{buyer2, c("usdx", 10)}},
|
||||
// []BankInput{{buyer1, c("usdx", 5)}, {seller, c("usdx", 5)}, {cdpOwner, c("xrp", 1)}},
|
||||
// now + DefaultMaxBidDuration,
|
||||
// buyer2,
|
||||
// c("xrp", 99),
|
||||
// c("usdx", 10),
|
||||
// true,
|
||||
// },
|
||||
// {
|
||||
// "normalDebtBid",
|
||||
// CollateralAuction{BaseAuction: BaseAuction{
|
||||
// Initiator: seller,
|
||||
// Lot: c("xrp", 99),
|
||||
// Bidder: buyer1,
|
||||
// Bid: c("usdx", 10),
|
||||
// EndTime: end,
|
||||
// MaxEndTime: end},
|
||||
// MaxBid: c("usdx", 10),
|
||||
// OtherPerson: cdpOwner,
|
||||
// },
|
||||
// args{now, buyer2, c("xrp", 90), c("usdx", 10)},
|
||||
// []BankOutput{{buyer2, c("usdx", 10)}},
|
||||
// []BankInput{{buyer1, c("usdx", 10)}, {cdpOwner, c("xrp", 9)}},
|
||||
// now + DefaultMaxBidDuration,
|
||||
// buyer2,
|
||||
// c("xrp", 90),
|
||||
// c("usdx", 10),
|
||||
// true,
|
||||
// },
|
||||
// // TODO more test cases
|
||||
// }
|
||||
// for _, tc := range tests {
|
||||
// t.Run(tc.name, func(t *testing.T) {
|
||||
// // update auction and return in/outputs
|
||||
// outputs, inputs, err := tc.auction.PlaceBid(tc.args.currentBlockHeight, tc.args.bidder, tc.args.lot, tc.args.bid)
|
||||
|
||||
// // check for err
|
||||
// if tc.expectpass {
|
||||
// require.Nil(t, err)
|
||||
// } else {
|
||||
// require.NotNil(t, err)
|
||||
// }
|
||||
// // check for correct in/outputs
|
||||
// require.Equal(t, tc.expectedOutputs, outputs)
|
||||
// require.Equal(t, tc.expectedInputs, inputs)
|
||||
// // check for correct EndTime, bidder, bid
|
||||
// require.Equal(t, tc.expectedEndTime, tc.auction.EndTime)
|
||||
// require.Equal(t, tc.expectedBidder, tc.auction.Bidder)
|
||||
// require.Equal(t, tc.expectedLot, tc.auction.Lot)
|
||||
// require.Equal(t, tc.expectedBid, tc.auction.Bid)
|
||||
// })
|
||||
// }
|
||||
// }
|
||||
|
||||
// // defined to avoid cluttering test cases with long function name
|
||||
// func c(denom string, amount int64) sdk.Coin {
|
||||
// return sdk.NewInt64Coin(denom, amount)
|
||||
// }
|
||||
@ -21,7 +21,6 @@ const (
|
||||
DefaultParamspace = ModuleName
|
||||
)
|
||||
|
||||
// TODO use cont to keep immutability?
|
||||
var (
|
||||
AuctionKeyPrefix = []byte{0x00} // prefix for keys that store auctions
|
||||
AuctionByTimeKeyPrefix = []byte{0x01} // prefix for keys that are part of the auctionsByTime index
|
||||
@ -37,14 +36,14 @@ func GetAuctionByTimeKey(endTime time.Time, auctionID uint64) []byte {
|
||||
return append(sdk.FormatTimeBytes(endTime), Uint64ToBytes(auctionID)...)
|
||||
}
|
||||
|
||||
// Uint64FromBytes converts some fixed length bytes back into a uint64.
|
||||
func Uint64FromBytes(bz []byte) uint64 {
|
||||
return binary.BigEndian.Uint64(bz)
|
||||
}
|
||||
|
||||
// Uint64ToBytes converts a uint64 into fixed length bytes for use in store keys.
|
||||
func Uint64ToBytes(id uint64) []byte {
|
||||
bz := make([]byte, 8)
|
||||
binary.BigEndian.PutUint64(bz, uint64(id))
|
||||
return bz
|
||||
}
|
||||
|
||||
// Uint64FromBytes converts some fixed length bytes back into a uint64.
|
||||
func Uint64FromBytes(bz []byte) uint64 {
|
||||
return binary.BigEndian.Uint64(bz)
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user