bbgo/pkg/strategy/xmaker/signal_trade_test.go

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2024-09-04 07:59:21 +00:00
package xmaker
import (
"context"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/c9s/bbgo/pkg/fixedpoint"
"github.com/c9s/bbgo/pkg/types"
. "github.com/c9s/bbgo/pkg/testing/testhelper"
)
var tradeId = 0
func Trade(symbol string, side types.SideType, price, quantity fixedpoint.Value, t time.Time) types.Trade {
tradeId++
return types.Trade{
ID: uint64(tradeId),
Symbol: symbol,
Side: side,
Price: price,
IsBuyer: side == types.SideTypeBuy,
Quantity: quantity,
Time: types.Time(t),
}
}
func TestMarketTradeWindowSignal(t *testing.T) {
now := time.Now()
symbol := "BTCUSDT"
sig := &TradeVolumeWindowSignal{
symbol: symbol,
Threshold: fixedpoint.NewFromFloat(0.65),
Window: types.Duration(time.Minute),
}
sig.trades = []types.Trade{
Trade(symbol, types.SideTypeBuy, Number(18000.0), Number(1.0), now.Add(-2*time.Minute)),
Trade(symbol, types.SideTypeSell, Number(18000.0), Number(0.5), now.Add(-2*time.Second)),
Trade(symbol, types.SideTypeBuy, Number(18000.0), Number(1.0), now.Add(-1*time.Second)),
}
ctx := context.Background()
sigNum, err := sig.CalculateSignal(ctx)
if assert.NoError(t, err) {
// buy ratio: 1/1.5 = 0.6666666666666666
// sell ratio: 0.5/1.5 = 0.3333333333333333
assert.InDelta(t, 0.0083333, sigNum, 0.0001)
}
assert.Len(t, sig.trades, 2)
}