0g-chain/x/auction/keeper/keeper_test.go
2019-12-07 00:12:07 +00:00

195 lines
6.7 KiB
Go

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()
authGenState := app.NewAuthGenState(addrs, []sdk.Coins{cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100))})
tApp.InitializeFromGenesisStates(authGenState)
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()
authGenState := app.NewAuthGenState(addrs, []sdk.Coins{cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100))})
tApp.InitializeFromGenesisStates(authGenState)
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()
authGenState := 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))})
tApp.InitializeFromGenesisStates(authGenState)
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...) }