mirror of
https://github.com/0glabs/0g-chain.git
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154 lines
6.3 KiB
Go
154 lines
6.3 KiB
Go
package keeper_test
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import (
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"testing"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/auth"
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authexported "github.com/cosmos/cosmos-sdk/x/auth/exported"
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"github.com/cosmos/cosmos-sdk/x/supply"
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"github.com/stretchr/testify/require"
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abci "github.com/tendermint/tendermint/abci/types"
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"github.com/kava-labs/kava/app"
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"github.com/kava-labs/kava/x/auction/types"
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"github.com/kava-labs/kava/x/liquidator"
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)
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func TestForwardAuctionBasic(t *testing.T) {
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// Setup
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_, addrs := app.GeneratePrivKeyAddressPairs(1)
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buyer := addrs[0]
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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, supply.Burner) // forward auctions burn proceeds
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require.NoError(t, sellerAcc.SetCoins(cs(c("token1", 100), c("token2", 100))))
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tApp.InitializeFromGenesisStates(
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NewAuthGenStateFromAccs(authexported.GenesisAccounts{
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auth.NewBaseAccount(buyer, cs(c("token1", 100), c("token2", 100)), nil, 0, 0),
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sellerAcc,
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}),
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)
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ctx := tApp.NewContext(false, abci.Header{})
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keeper := tApp.GetAuctionKeeper()
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// Create an auction (lot: 20 token1, initialBid: 0 token2)
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auctionID, err := keeper.StartForwardAuction(ctx, sellerModName, c("token1", 20), "token2") // lot, bid denom
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require.NoError(t, err)
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// Check seller's coins have decreased
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tApp.CheckBalance(t, ctx, sellerAddr, cs(c("token1", 80), c("token2", 100)))
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// PlaceBid (bid: 10 token, lot: same as starting)
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require.NoError(t, keeper.PlaceBid(ctx, auctionID, buyer, c("token2", 10), c("token1", 20))) // bid, lot
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// Check buyer's coins have decreased
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tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 100), c("token2", 90)))
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// Check seller's coins have not increased (because proceeds are burned)
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tApp.CheckBalance(t, ctx, sellerAddr, cs(c("token1", 80), c("token2", 100)))
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// Close auction at just at auction expiry time
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ctx = ctx.WithBlockTime(ctx.BlockTime().Add(types.DefaultBidDuration))
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require.NoError(t, keeper.CloseAuction(ctx, auctionID))
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// Check buyer's coins increased
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tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 120), c("token2", 90)))
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}
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func TestReverseAuctionBasic(t *testing.T) {
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// Setup
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_, addrs := app.GeneratePrivKeyAddressPairs(1)
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seller := addrs[0]
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buyerModName := liquidator.ModuleName
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buyerAddr := supply.NewModuleAddress(buyerModName)
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tApp := app.NewTestApp()
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tApp.InitializeFromGenesisStates(
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NewAuthGenStateFromAccs(authexported.GenesisAccounts{
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auth.NewBaseAccount(seller, cs(c("token1", 100), c("token2", 100)), nil, 0, 0),
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supply.NewEmptyModuleAccount(buyerModName, supply.Minter), // reverse auctions mint payout
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}),
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)
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ctx := tApp.NewContext(false, abci.Header{})
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keeper := tApp.GetAuctionKeeper()
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// Start auction
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auctionID, err := keeper.StartReverseAuction(ctx, buyerModName, c("token1", 20), c("token2", 99999)) // buyer, bid, initialLot
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require.NoError(t, err)
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// Check buyer's coins have not decreased, as lot is minted at the end
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tApp.CheckBalance(t, ctx, buyerAddr, nil) // zero coins
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// Place a bid
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require.NoError(t, keeper.PlaceBid(ctx, 0, seller, c("token1", 20), c("token2", 10))) // bid, lot
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// Check seller's coins have decreased
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tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 100)))
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// Check buyer's coins have increased
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tApp.CheckBalance(t, ctx, buyerAddr, cs(c("token1", 20)))
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// Close auction at just after auction expiry
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ctx = ctx.WithBlockTime(ctx.BlockTime().Add(types.DefaultBidDuration))
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require.NoError(t, keeper.CloseAuction(ctx, auctionID))
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// Check seller's coins increased
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tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 110)))
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}
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func TestForwardReverseAuctionBasic(t *testing.T) {
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// Setup
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_, addrs := app.GeneratePrivKeyAddressPairs(4)
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buyer := addrs[0]
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returnAddrs := addrs[1:]
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returnWeights := []sdk.Int{i(30), i(20), i(10)}
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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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require.NoError(t, sellerAcc.SetCoins(cs(c("token1", 100), c("token2", 100))))
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tApp.InitializeFromGenesisStates(
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NewAuthGenStateFromAccs(authexported.GenesisAccounts{
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auth.NewBaseAccount(buyer, cs(c("token1", 100), c("token2", 100)), nil, 0, 0),
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auth.NewBaseAccount(returnAddrs[0], cs(c("token1", 100), c("token2", 100)), nil, 0, 0),
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auth.NewBaseAccount(returnAddrs[1], cs(c("token1", 100), c("token2", 100)), nil, 0, 0),
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auth.NewBaseAccount(returnAddrs[2], cs(c("token1", 100), c("token2", 100)), nil, 0, 0),
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sellerAcc,
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}),
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)
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ctx := tApp.NewContext(false, abci.Header{})
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keeper := tApp.GetAuctionKeeper()
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// Start auction
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auctionID, err := keeper.StartForwardReverseAuction(ctx, sellerModName, c("token1", 20), c("token2", 50), returnAddrs, returnWeights) // seller, lot, maxBid, otherPerson
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require.NoError(t, err)
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// Check seller's coins have decreased
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tApp.CheckBalance(t, ctx, sellerAddr, cs(c("token1", 80), c("token2", 100)))
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// Place a forward bid
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require.NoError(t, keeper.PlaceBid(ctx, 0, buyer, c("token2", 10), c("token1", 20))) // bid, lot
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// Check bidder's coins have decreased
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tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 100), c("token2", 90)))
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// Check seller's coins have increased
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tApp.CheckBalance(t, ctx, sellerAddr, cs(c("token1", 80), c("token2", 110)))
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// Check return addresses have not received coins
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for _, ra := range returnAddrs {
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tApp.CheckBalance(t, ctx, ra, cs(c("token1", 100), c("token2", 100)))
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}
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// Place a reverse bid
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require.NoError(t, keeper.PlaceBid(ctx, 0, buyer, c("token2", 50), c("token1", 15))) // bid, lot
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// Check bidder's coins have decreased
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tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 100), c("token2", 50)))
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// Check seller's coins have increased
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tApp.CheckBalance(t, ctx, sellerAddr, cs(c("token1", 80), c("token2", 150)))
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// Check return addresses have received coins
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tApp.CheckBalance(t, ctx, returnAddrs[0], cs(c("token1", 102), c("token2", 100)))
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tApp.CheckBalance(t, ctx, returnAddrs[1], cs(c("token1", 102), c("token2", 100)))
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tApp.CheckBalance(t, ctx, returnAddrs[2], cs(c("token1", 101), c("token2", 100)))
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// Close auction at just after auction expiry
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ctx = ctx.WithBlockTime(ctx.BlockTime().Add(types.DefaultBidDuration))
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require.NoError(t, keeper.CloseAuction(ctx, auctionID))
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// Check buyer's coins increased
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tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 115), c("token2", 50)))
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}
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