0g-chain/x/auction/app_test.go
2019-11-25 14:46:02 -05:00

172 lines
7.5 KiB
Go

package auction
import (
"testing"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/x/bank"
"github.com/cosmos/cosmos-sdk/x/mock"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/tendermint/tendermint/crypto"
)
// TestApp contans several basic integration tests of creating an auction, placing a bid, and the auction closing.
func TestApp_ForwardAuction(t *testing.T) {
// Setup
mapp, keeper, addresses, privKeys := setUpMockApp()
seller := addresses[0]
//sellerKey := privKeys[0]
buyer := addresses[1]
buyerKey := privKeys[1]
// Create a block where an auction is started (lot: 20 t1, initialBid: 0 t2)
header := abci.Header{Height: mapp.LastBlockHeight() + 1}
mapp.BeginBlock(abci.RequestBeginBlock{Header: header})
ctx := mapp.BaseApp.NewContext(false, header) // make sure first arg is false, otherwise no db writes
keeper.StartForwardAuction(ctx, seller, sdk.NewInt64Coin("token1", 20), sdk.NewInt64Coin("token2", 0)) // lot, initialBid
mapp.EndBlock(abci.RequestEndBlock{})
mapp.Commit()
// Check seller's coins have decreased
mock.CheckBalance(t, mapp, seller, sdk.NewCoins(sdk.NewInt64Coin("token1", 80), sdk.NewInt64Coin("token2", 100)))
// Deliver a block that contains a PlaceBid tx (bid: 10 t2, lot: same as starting)
msgs := []sdk.Msg{NewMsgPlaceBid(0, buyer, sdk.NewInt64Coin("token2", 10), sdk.NewInt64Coin("token1", 20))} // bid, lot
header = abci.Header{Height: mapp.LastBlockHeight() + 1}
mock.SignCheckDeliver(t, mapp.Cdc, mapp.BaseApp, header, msgs, []uint64{1}, []uint64{0}, true, true, buyerKey) // account number for the buyer account is 1
// Check buyer's coins have decreased
mock.CheckBalance(t, mapp, buyer, sdk.NewCoins(sdk.NewInt64Coin("token1", 100), sdk.NewInt64Coin("token2", 90)))
// Check seller's coins have increased
mock.CheckBalance(t, mapp, seller, sdk.NewCoins(sdk.NewInt64Coin("token1", 80), sdk.NewInt64Coin("token2", 110)))
// Deliver empty blocks until the auction should be closed (bid placed on block 3)
// TODO is there a way of skipping ahead? This takes a while and prints a lot.
for h := mapp.LastBlockHeight() + 1; h < int64(DefaultMaxBidDuration)+4; h++ {
mapp.BeginBlock(abci.RequestBeginBlock{Header: abci.Header{Height: h}})
mapp.EndBlock(abci.RequestEndBlock{Height: h})
mapp.Commit()
}
// Check buyer's coins increased
mock.CheckBalance(t, mapp, buyer, sdk.NewCoins(sdk.NewInt64Coin("token1", 120), sdk.NewInt64Coin("token2", 90)))
}
func TestApp_ReverseAuction(t *testing.T) {
// Setup
mapp, keeper, addresses, privKeys := setUpMockApp()
seller := addresses[0]
sellerKey := privKeys[0]
buyer := addresses[1]
//buyerKey := privKeys[1]
// Create a block where an auction is started
header := abci.Header{Height: mapp.LastBlockHeight() + 1}
mapp.BeginBlock(abci.RequestBeginBlock{Header: header})
ctx := mapp.BaseApp.NewContext(false, header)
keeper.StartReverseAuction(ctx, buyer, sdk.NewInt64Coin("token1", 20), sdk.NewInt64Coin("token2", 99)) // buyer, bid, initialLot
mapp.EndBlock(abci.RequestEndBlock{})
mapp.Commit()
// Check buyer's coins have decreased
mock.CheckBalance(t, mapp, buyer, sdk.NewCoins(sdk.NewInt64Coin("token1", 100), sdk.NewInt64Coin("token2", 1)))
// Deliver a block that contains a PlaceBid tx
msgs := []sdk.Msg{NewMsgPlaceBid(0, seller, sdk.NewInt64Coin("token1", 20), sdk.NewInt64Coin("token2", 10))} // bid, lot
header = abci.Header{Height: mapp.LastBlockHeight() + 1}
mock.SignCheckDeliver(t, mapp.Cdc, mapp.BaseApp, header, msgs, []uint64{0}, []uint64{0}, true, true, sellerKey)
// Check seller's coins have decreased
mock.CheckBalance(t, mapp, seller, sdk.NewCoins(sdk.NewInt64Coin("token1", 80), sdk.NewInt64Coin("token2", 100)))
// Check buyer's coins have increased
mock.CheckBalance(t, mapp, buyer, sdk.NewCoins(sdk.NewInt64Coin("token1", 120), sdk.NewInt64Coin("token2", 90)))
// Deliver empty blocks until the auction should be closed (bid placed on block 3)
for h := mapp.LastBlockHeight() + 1; h < int64(DefaultMaxBidDuration)+4; h++ {
mapp.BeginBlock(abci.RequestBeginBlock{Header: abci.Header{Height: h}})
mapp.EndBlock(abci.RequestEndBlock{Height: h})
mapp.Commit()
}
// Check seller's coins increased
mock.CheckBalance(t, mapp, seller, sdk.NewCoins(sdk.NewInt64Coin("token1", 80), sdk.NewInt64Coin("token2", 110)))
}
func TestApp_ForwardReverseAuction(t *testing.T) {
// Setup
mapp, keeper, addresses, privKeys := setUpMockApp()
seller := addresses[0]
//sellerKey := privKeys[0]
buyer := addresses[1]
buyerKey := privKeys[1]
recipient := addresses[2]
// Create a block where an auction is started
header := abci.Header{Height: mapp.LastBlockHeight() + 1}
mapp.BeginBlock(abci.RequestBeginBlock{Header: header})
ctx := mapp.BaseApp.NewContext(false, header)
keeper.StartForwardReverseAuction(ctx, seller, sdk.NewInt64Coin("token1", 20), sdk.NewInt64Coin("token2", 50), recipient) // seller, lot, maxBid, otherPerson
mapp.EndBlock(abci.RequestEndBlock{})
mapp.Commit()
// Check seller's coins have decreased
mock.CheckBalance(t, mapp, seller, sdk.NewCoins(sdk.NewInt64Coin("token1", 80), sdk.NewInt64Coin("token2", 100)))
// Deliver a block that contains a PlaceBid tx
msgs := []sdk.Msg{NewMsgPlaceBid(0, buyer, sdk.NewInt64Coin("token2", 50), sdk.NewInt64Coin("token1", 15))} // bid, lot
header = abci.Header{Height: mapp.LastBlockHeight() + 1}
mock.SignCheckDeliver(t, mapp.Cdc, mapp.BaseApp, header, msgs, []uint64{1}, []uint64{0}, true, true, buyerKey)
// Check bidder's coins have decreased
mock.CheckBalance(t, mapp, buyer, sdk.NewCoins(sdk.NewInt64Coin("token1", 100), sdk.NewInt64Coin("token2", 50)))
// Check seller's coins have increased
mock.CheckBalance(t, mapp, seller, sdk.NewCoins(sdk.NewInt64Coin("token1", 80), sdk.NewInt64Coin("token2", 150)))
// Check "recipient" has received coins
mock.CheckBalance(t, mapp, recipient, sdk.NewCoins(sdk.NewInt64Coin("token1", 105), sdk.NewInt64Coin("token2", 100)))
// Deliver empty blocks until the auction should be closed (bid placed on block 3)
for h := mapp.LastBlockHeight() + 1; h < int64(DefaultMaxBidDuration)+4; h++ {
mapp.BeginBlock(abci.RequestBeginBlock{Header: abci.Header{Height: h}})
mapp.EndBlock(abci.RequestEndBlock{Height: h})
mapp.Commit()
}
// Check buyer's coins increased
mock.CheckBalance(t, mapp, buyer, sdk.NewCoins(sdk.NewInt64Coin("token1", 115), sdk.NewInt64Coin("token2", 50)))
}
func setUpMockApp() (*mock.App, Keeper, []sdk.AccAddress, []crypto.PrivKey) {
// Create uninitialized mock app
mapp := mock.NewApp()
// Register codecs
RegisterCodec(mapp.Cdc)
// Create keepers
keyAuction := sdk.NewKVStoreKey("auction")
blacklistedAddrs := make(map[string]bool)
bankKeeper := bank.NewBaseKeeper(mapp.AccountKeeper, mapp.ParamsKeeper.Subspace(bank.DefaultParamspace), bank.DefaultCodespace, blacklistedAddrs)
auctionKeeper := NewKeeper(mapp.Cdc, bankKeeper, keyAuction, mapp.ParamsKeeper.Subspace(DefaultParamspace))
// Register routes
mapp.Router().AddRoute("auction", NewHandler(auctionKeeper))
// Add endblocker
mapp.SetEndBlocker(
func(ctx sdk.Context, req abci.RequestEndBlock) abci.ResponseEndBlock {
EndBlocker(ctx, auctionKeeper)
return abci.ResponseEndBlock{}
},
)
// Mount and load the stores
err := mapp.CompleteSetup(keyAuction)
if err != nil {
panic("mock app setup failed")
}
// Create a bunch (ie 10) of pre-funded accounts to use for tests
genAccs, addrs, _, privKeys := mock.CreateGenAccounts(10, sdk.NewCoins(sdk.NewInt64Coin("token1", 100), sdk.NewInt64Coin("token2", 100)))
mock.SetGenesis(mapp, genAccs)
return mapp, auctionKeeper, addrs, privKeys
}