mirror of
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317 lines
8.9 KiB
Go
317 lines
8.9 KiB
Go
package twap
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import (
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"context"
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"fmt"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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"go.uber.org/mock/gomock"
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"github.com/c9s/bbgo/pkg/fixedpoint"
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. "github.com/c9s/bbgo/pkg/testing/testhelper"
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"github.com/c9s/bbgo/pkg/types"
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"github.com/c9s/bbgo/pkg/types/mocks"
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)
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func getTestMarket() types.Market {
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market := types.Market{
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Symbol: "BTCUSDT",
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PricePrecision: 8,
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VolumePrecision: 8,
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QuoteCurrency: "USDT",
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BaseCurrency: "BTC",
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MinNotional: fixedpoint.MustNewFromString("0.001"),
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MinAmount: fixedpoint.MustNewFromString("10.0"),
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MinQuantity: fixedpoint.MustNewFromString("0.001"),
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}
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return market
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}
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type OrderMatcher struct {
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Order types.Order
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}
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func MatchOrder(o types.Order) *OrderMatcher {
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return &OrderMatcher{
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Order: o,
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}
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}
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func (m *OrderMatcher) Matches(x interface{}) bool {
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order, ok := x.(types.Order)
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if !ok {
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return false
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}
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return m.Order.OrderID == order.OrderID && m.Order.Price.Compare(m.Order.Price) == 0
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}
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func (m *OrderMatcher) String() string {
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return fmt.Sprintf("OrderMatcher expects %+v", m.Order)
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}
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type CatchMatcher struct {
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f func(x any)
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}
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func Catch(f func(x any)) *CatchMatcher {
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return &CatchMatcher{
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f: f,
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}
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}
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func (m *CatchMatcher) Matches(x interface{}) bool {
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m.f(x)
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return true
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}
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func (m *CatchMatcher) String() string {
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return "CatchMatcher"
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}
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func bindMockMarketDataStream(mockStream *mocks.MockStream, stream *types.StandardStream) {
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mockStream.EXPECT().OnBookSnapshot(Catch(func(x any) {
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stream.OnBookSnapshot(x.(func(book types.SliceOrderBook)))
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})).AnyTimes()
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mockStream.EXPECT().OnBookUpdate(Catch(func(x any) {
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stream.OnBookUpdate(x.(func(book types.SliceOrderBook)))
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})).AnyTimes()
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mockStream.EXPECT().OnConnect(Catch(func(x any) {
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stream.OnConnect(x.(func()))
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})).AnyTimes()
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}
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func bindMockUserDataStream(mockStream *mocks.MockStream, stream *types.StandardStream) {
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mockStream.EXPECT().OnOrderUpdate(Catch(func(x any) {
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stream.OnOrderUpdate(x.(func(order types.Order)))
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})).AnyTimes()
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mockStream.EXPECT().OnTradeUpdate(Catch(func(x any) {
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stream.OnTradeUpdate(x.(func(order types.Trade)))
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})).AnyTimes()
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mockStream.EXPECT().OnBalanceUpdate(Catch(func(x any) {
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stream.OnBalanceUpdate(x.(func(m types.BalanceMap)))
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})).AnyTimes()
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mockStream.EXPECT().OnConnect(Catch(func(x any) {
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stream.OnConnect(x.(func()))
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})).AnyTimes()
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mockStream.EXPECT().OnAuth(Catch(func(x any) {
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stream.OnAuth(x.(func()))
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}))
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}
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func TestNewStreamExecutor(t *testing.T) {
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exchangeName := types.ExchangeBinance
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symbol := "BTCUSDT"
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market := getTestMarket()
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targetQuantity := Number(100)
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sliceQuantity := Number(1)
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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mockCtrl := gomock.NewController(t)
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defer mockCtrl.Finish()
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mockEx := mocks.NewMockExchange(mockCtrl)
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marketDataStream := &types.StandardStream{}
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userDataStream := &types.StandardStream{}
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mockMarketDataStream := mocks.NewMockStream(mockCtrl)
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mockMarketDataStream.EXPECT().SetPublicOnly()
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mockMarketDataStream.EXPECT().Subscribe(types.BookChannel, symbol, types.SubscribeOptions{
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Depth: types.DepthLevelMedium,
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})
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bindMockMarketDataStream(mockMarketDataStream, marketDataStream)
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mockMarketDataStream.EXPECT().Connect(gomock.AssignableToTypeOf(ctx))
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mockUserDataStream := mocks.NewMockStream(mockCtrl)
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bindMockUserDataStream(mockUserDataStream, userDataStream)
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mockUserDataStream.EXPECT().Connect(gomock.AssignableToTypeOf(ctx))
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initialBalances := types.BalanceMap{
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"BTC": types.Balance{
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Available: Number(2),
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},
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"USDT": types.Balance{
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Available: Number(20_000),
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},
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}
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mockEx.EXPECT().NewStream().Return(mockMarketDataStream)
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mockEx.EXPECT().NewStream().Return(mockUserDataStream)
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mockEx.EXPECT().QueryAccountBalances(gomock.AssignableToTypeOf(ctx)).Return(initialBalances, nil)
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// first order
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firstSubmitOrder := types.SubmitOrder{
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Symbol: symbol,
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Side: types.SideTypeBuy,
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Type: types.OrderTypeLimitMaker,
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Quantity: Number(1),
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Price: Number(19400),
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Market: market,
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TimeInForce: types.TimeInForceGTC,
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}
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firstSubmitOrderTime := time.Date(2021, 1, 1, 0, 0, 0, 0, time.UTC)
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firstOrder := types.Order{
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SubmitOrder: firstSubmitOrder,
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Exchange: exchangeName,
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OrderID: 1,
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Status: types.OrderStatusNew,
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ExecutedQuantity: Number(0.0),
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IsWorking: true,
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CreationTime: types.Time(firstSubmitOrderTime),
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UpdateTime: types.Time(firstSubmitOrderTime),
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}
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mockEx.EXPECT().SubmitOrder(gomock.AssignableToTypeOf(ctx), firstSubmitOrder).Return(&firstOrder, nil)
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executor := NewFixedQuantityExecutor(mockEx, symbol, market, types.SideTypeBuy, targetQuantity, sliceQuantity)
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executor.SetUpdateInterval(200 * time.Millisecond)
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go func() {
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err := executor.Start(ctx)
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assert.NoError(t, err)
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}()
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go func() {
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time.Sleep(500 * time.Millisecond)
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marketDataStream.EmitConnect()
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userDataStream.EmitConnect()
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userDataStream.EmitAuth()
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}()
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err := executor.WaitForConnection(ctx)
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assert.NoError(t, err)
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t.Logf("sending book snapshot...")
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snapshotTime := time.Date(2021, 1, 1, 0, 0, 0, 0, time.UTC)
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marketDataStream.EmitBookSnapshot(types.SliceOrderBook{
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Symbol: symbol,
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Bids: types.PriceVolumeSlice{
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{Price: Number(19400), Volume: Number(1)},
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{Price: Number(19300), Volume: Number(2)},
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{Price: Number(19200), Volume: Number(3)},
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},
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Asks: types.PriceVolumeSlice{
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{Price: Number(19450), Volume: Number(1)},
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{Price: Number(19550), Volume: Number(2)},
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{Price: Number(19650), Volume: Number(3)},
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},
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Time: snapshotTime,
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LastUpdateId: 101,
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})
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time.Sleep(500 * time.Millisecond)
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t.Logf("sending book update...")
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// we expect the second order will be placed when the order update is received
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secondSubmitOrder := types.SubmitOrder{
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Symbol: symbol,
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Side: types.SideTypeBuy,
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Type: types.OrderTypeLimitMaker,
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Quantity: Number(1),
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Price: Number(19420),
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Market: market,
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TimeInForce: types.TimeInForceGTC,
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}
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secondSubmitOrderTime := time.Date(2021, 1, 1, 0, 1, 0, 0, time.UTC)
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secondOrder := types.Order{
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SubmitOrder: secondSubmitOrder,
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Exchange: exchangeName,
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OrderID: 2,
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Status: types.OrderStatusNew,
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ExecutedQuantity: Number(0.0),
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IsWorking: true,
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CreationTime: types.Time(secondSubmitOrderTime),
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UpdateTime: types.Time(secondSubmitOrderTime),
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}
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mockEx.EXPECT().CancelOrders(context.Background(), MatchOrder(firstOrder)).DoAndReturn(func(
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ctx context.Context, orders ...types.Order,
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) error {
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orderUpdate := firstOrder
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orderUpdate.Status = types.OrderStatusCanceled
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userDataStream.EmitOrderUpdate(orderUpdate)
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t.Logf("emit order update: %+v", orderUpdate)
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return nil
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})
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mockEx.EXPECT().QueryAccountBalances(gomock.AssignableToTypeOf(ctx)).Return(initialBalances, nil)
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mockEx.EXPECT().SubmitOrder(gomock.AssignableToTypeOf(ctx), secondSubmitOrder).Return(&secondOrder, nil)
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t.Logf("waiting for the order update...")
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time.Sleep(500 * time.Millisecond)
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{
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orders := executor.orderStore.Orders()
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assert.Len(t, orders, 1, "should have 1 order in the order store")
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}
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marketDataStream.EmitBookUpdate(types.SliceOrderBook{
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Symbol: symbol,
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Bids: types.PriceVolumeSlice{
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{Price: Number(19420), Volume: Number(1)},
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{Price: Number(19300), Volume: Number(2)},
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{Price: Number(19200), Volume: Number(3)},
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},
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Asks: types.PriceVolumeSlice{
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{Price: Number(19450), Volume: Number(1)},
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{Price: Number(19550), Volume: Number(2)},
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{Price: Number(19650), Volume: Number(3)},
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},
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Time: snapshotTime,
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LastUpdateId: 101,
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})
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t.Logf("waiting for the next order update...")
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time.Sleep(500 * time.Millisecond)
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{
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orders := executor.orderStore.Orders()
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assert.Len(t, orders, 1, "should have 1 order in the order store")
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}
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t.Logf("emitting trade update...")
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userDataStream.EmitTradeUpdate(types.Trade{
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ID: 1,
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OrderID: 2,
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Exchange: exchangeName,
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Price: Number(19420.0),
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Quantity: Number(100.0),
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QuoteQuantity: Number(100.0 * 19420.0),
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Symbol: symbol,
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Side: types.SideTypeBuy,
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IsBuyer: true,
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IsMaker: true,
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Time: types.Time(secondSubmitOrderTime),
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})
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t.Logf("waiting for the trade callbacks...")
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time.Sleep(500 * time.Millisecond)
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executor.tradeCollector.Process()
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assert.Equal(t, Number(100), executor.position.GetBase())
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mockEx.EXPECT().CancelOrders(context.Background(), MatchOrder(secondOrder)).DoAndReturn(func(
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ctx context.Context, orders ...types.Order,
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) error {
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orderUpdate := secondOrder
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orderUpdate.Status = types.OrderStatusCanceled
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userDataStream.EmitOrderUpdate(orderUpdate)
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t.Logf("emit order #2 update: %+v", orderUpdate)
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return nil
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})
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assert.True(t, executor.cancelContextIfTargetQuantityFilled(), "target quantity should be filled")
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// finalizing and stop the executor
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select {
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case <-ctx.Done():
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case <-time.After(10 * time.Second):
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case <-executor.Done():
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}
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t.Logf("executor done")
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}
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