package keeper_test import ( "testing" sdk "github.com/cosmos/cosmos-sdk/types" "github.com/stretchr/testify/require" abci "github.com/tendermint/tendermint/abci/types" "github.com/kava-labs/kava/app" "github.com/kava-labs/kava/x/auction/keeper" "github.com/kava-labs/kava/x/auction/types" ) func TestKeeper_ForwardAuction(t *testing.T) { // Setup _, addrs := app.GeneratePrivKeyAddressPairs(2) seller := addrs[0] buyer := addrs[1] tApp := app.NewTestApp() tApp.InitializeFromGenesisStates( app.NewAuthGenState(addrs, []sdk.Coins{cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100))}), ) ctx := tApp.NewContext(false, abci.Header{}) keeper := tApp.GetAuctionKeeper() // Create an auction (lot: 20 t1, initialBid: 0 t2) auctionID, err := keeper.StartForwardAuction(ctx, seller, c("token1", 20), c("token2", 0)) // lot, initialBid require.NoError(t, err) // Check seller's coins have decreased tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 100))) // PlaceBid (bid: 10 t2, lot: same as starting) require.NoError(t, keeper.PlaceBid(ctx, 0, buyer, c("token2", 10), c("token1", 20))) // bid, lot // Check buyer's coins have decreased tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 100), c("token2", 90))) // Check seller's coins have increased tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 110))) // Close auction at just after auction expiry ctx = ctx.WithBlockHeight(int64(types.DefaultMaxBidDuration)) require.NoError(t, keeper.CloseAuction(ctx, auctionID)) // Check buyer's coins increased tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 120), c("token2", 90))) } func TestKeeper_ReverseAuction(t *testing.T) { // Setup _, addrs := app.GeneratePrivKeyAddressPairs(2) seller := addrs[0] buyer := addrs[1] tApp := app.NewTestApp() tApp.InitializeFromGenesisStates( app.NewAuthGenState(addrs, []sdk.Coins{cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100))}), ) ctx := tApp.NewContext(false, abci.Header{}) keeper := tApp.GetAuctionKeeper() // Start auction auctionID, err := keeper.StartReverseAuction(ctx, buyer, c("token1", 20), c("token2", 99)) // buyer, bid, initialLot require.NoError(t, err) // Check buyer's coins have decreased tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 100), c("token2", 1))) // Place a bid require.NoError(t, keeper.PlaceBid(ctx, 0, seller, c("token1", 20), c("token2", 10))) // bid, lot // Check seller's coins have decreased tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 100))) // Check buyer's coins have increased tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 120), c("token2", 90))) // Close auction at just after auction expiry ctx = ctx.WithBlockHeight(int64(types.DefaultMaxBidDuration)) require.NoError(t, keeper.CloseAuction(ctx, auctionID)) // Check seller's coins increased tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 110))) } func TestKeeper_ForwardReverseAuction(t *testing.T) { // Setup _, addrs := app.GeneratePrivKeyAddressPairs(3) seller := addrs[0] buyer := addrs[1] recipient := addrs[2] tApp := app.NewTestApp() tApp.InitializeFromGenesisStates( app.NewAuthGenState(addrs, []sdk.Coins{cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100))}), ) ctx := tApp.NewContext(false, abci.Header{}) keeper := tApp.GetAuctionKeeper() // Start auction auctionID, err := keeper.StartForwardReverseAuction(ctx, seller, c("token1", 20), c("token2", 50), recipient) // seller, lot, maxBid, otherPerson require.NoError(t, err) // Check seller's coins have decreased tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 100))) // Place a bid require.NoError(t, keeper.PlaceBid(ctx, 0, buyer, c("token2", 50), c("token1", 15))) // bid, lot // Check bidder's coins have decreased tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 100), c("token2", 50))) // Check seller's coins have increased tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 150))) // Check "recipient" has received coins tApp.CheckBalance(t, ctx, recipient, cs(c("token1", 105), c("token2", 100))) // Close auction at just after auction expiry ctx = ctx.WithBlockHeight(int64(types.DefaultMaxBidDuration)) require.NoError(t, keeper.CloseAuction(ctx, auctionID)) // Check buyer's coins increased tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 115), c("token2", 50))) } func TestKeeper_SetGetDeleteAuction(t *testing.T) { // setup keeper, create auction _, addrs := app.GeneratePrivKeyAddressPairs(1) tApp := app.NewTestApp() keeper := tApp.GetAuctionKeeper() ctx := tApp.NewContext(true, abci.Header{}) auction, _ := types.NewForwardAuction(addrs[0], c("usdx", 100), c("kava", 0), types.EndTime(1000)) id := types.ID(5) auction.SetID(id) // write and read from store keeper.SetAuction(ctx, &auction) readAuction, found := keeper.GetAuction(ctx, id) // check before and after match require.True(t, found) require.Equal(t, &auction, readAuction) // check auction is in queue iter := keeper.GetQueueIterator(ctx, 100000) require.Equal(t, 1, len(convertIteratorToSlice(keeper, iter))) iter.Close() // delete auction keeper.DeleteAuction(ctx, id) // check auction does not exist _, found = keeper.GetAuction(ctx, id) require.False(t, found) // check auction not in queue iter = keeper.GetQueueIterator(ctx, 100000) require.Equal(t, 0, len(convertIteratorToSlice(keeper, iter))) iter.Close() } // TODO convert to table driven test with more test cases func TestKeeper_ExpiredAuctionQueue(t *testing.T) { // setup keeper tApp := app.NewTestApp() keeper := tApp.GetAuctionKeeper() ctx := tApp.NewContext(true, abci.Header{}) // create an example queue type queue []struct { endTime types.EndTime auctionID types.ID } q := queue{{1000, 0}, {1300, 2}, {5200, 1}} // write and read queue for _, v := range q { keeper.InsertIntoQueue(ctx, v.endTime, v.auctionID) } iter := keeper.GetQueueIterator(ctx, 1000) // check before and after match i := 0 for ; iter.Valid(); iter.Next() { var auctionID types.ID tApp.Codec().MustUnmarshalBinaryLengthPrefixed(iter.Value(), &auctionID) require.Equal(t, q[i].auctionID, auctionID) i++ } } func convertIteratorToSlice(keeper keeper.Keeper, iterator sdk.Iterator) []types.ID { var queue []types.ID for ; iterator.Valid(); iterator.Next() { var auctionID types.ID types.ModuleCdc.MustUnmarshalBinaryLengthPrefixed(iterator.Value(), &auctionID) queue = append(queue, auctionID) } return queue } func c(denom string, amount int64) sdk.Coin { return sdk.NewInt64Coin(denom, amount) } func cs(coins ...sdk.Coin) sdk.Coins { return sdk.NewCoins(coins...) }