package okex import ( "testing" "time" "github.com/stretchr/testify/assert" "github.com/c9s/bbgo/pkg/exchange/okex/okexapi" "github.com/c9s/bbgo/pkg/fixedpoint" "github.com/c9s/bbgo/pkg/types" ) func Test_parseWebSocketEvent_accountEvent(t *testing.T) { t.Run("succeeds", func(t *testing.T) { in := ` { "arg": { "channel": "account", "uid": "77982378738415879" }, "data": [ { "uTime": "1614846244194", "totalEq": "91884", "adjEq": "91884.8502560037982063", "isoEq": "0", "ordFroz": "0", "imr": "0", "mmr": "0", "borrowFroz": "", "notionalUsd": "", "mgnRatio": "100000", "details": [{ "availBal": "", "availEq": "1", "ccy": "BTC", "cashBal": "1", "uTime": "1617279471503", "disEq": "50559.01", "eq": "1", "eqUsd": "45078", "fixedBal": "0", "frozenBal": "0", "interest": "0", "isoEq": "0", "liab": "0", "maxLoan": "", "mgnRatio": "", "notionalLever": "0", "ordFrozen": "0", "upl": "0", "uplLiab": "0", "crossLiab": "0", "isoLiab": "0", "coinUsdPrice": "60000", "stgyEq":"0", "spotInUseAmt":"", "isoUpl":"", "borrowFroz": "" }, { "availBal": "", "availEq": "41307", "ccy": "USDT", "cashBal": "41307", "uTime": "1617279471503", "disEq": "41325", "eq": "41307", "eqUsd": "45078", "fixedBal": "0", "frozenBal": "0", "interest": "0", "isoEq": "0", "liab": "0", "maxLoan": "", "mgnRatio": "", "notionalLever": "0", "ordFrozen": "0", "upl": "0", "uplLiab": "0", "crossLiab": "0", "isoLiab": "0", "coinUsdPrice": "1.00007", "stgyEq":"0", "spotInUseAmt":"", "isoUpl":"", "borrowFroz": "" } ] } ] } ` exp := &okexapi.Account{ TotalEquityInUSD: fixedpoint.NewFromFloat(91884), UpdateTime: types.NewMillisecondTimestampFromInt(1614846244194), Details: []okexapi.BalanceDetail{ { Currency: "BTC", Available: fixedpoint.NewFromFloat(1), CashBalance: fixedpoint.NewFromFloat(1), OrderFrozen: fixedpoint.Zero, Frozen: fixedpoint.Zero, Equity: fixedpoint.One, EquityInUSD: fixedpoint.NewFromFloat(45078), UpdateTime: types.NewMillisecondTimestampFromInt(1617279471503), UnrealizedProfitAndLoss: fixedpoint.Zero, }, { Currency: "USDT", Available: fixedpoint.NewFromFloat(41307), CashBalance: fixedpoint.NewFromFloat(41307), OrderFrozen: fixedpoint.Zero, Frozen: fixedpoint.Zero, Equity: fixedpoint.NewFromFloat(41307), EquityInUSD: fixedpoint.NewFromFloat(45078), UpdateTime: types.NewMillisecondTimestampFromInt(1617279471503), UnrealizedProfitAndLoss: fixedpoint.Zero, }, }, } res, err := parseWebSocketEvent([]byte(in)) assert.NoError(t, err) event, ok := res.(*okexapi.Account) assert.True(t, ok) assert.Equal(t, exp, event) }) } func TestParsePriceVolumeOrderSliceJSON(t *testing.T) { t.Run("snapshot", func(t *testing.T) { in := ` { "arg": { "channel": "books", "instId": "BTC-USDT" }, "action": "snapshot", "data": [ { "asks": [ ["8476.98", "415", "0", "13"], ["8477", "7", "0", "2"] ], "bids": [ ["8476", "256", "0", "12"] ], "ts": "1597026383085", "checksum": -855196043, "prevSeqId": -1, "seqId": 123456 } ] } ` asks := PriceVolumeOrderSlice{ { PriceVolume: types.PriceVolume{ Price: fixedpoint.NewFromFloat(8476.98), Volume: fixedpoint.NewFromFloat(415), }, NumLiquidated: fixedpoint.Zero.Int(), NumOrders: fixedpoint.NewFromFloat(13).Int(), }, { PriceVolume: types.PriceVolume{ Price: fixedpoint.NewFromFloat(8477), Volume: fixedpoint.NewFromFloat(7), }, NumLiquidated: fixedpoint.Zero.Int(), NumOrders: fixedpoint.NewFromFloat(2).Int(), }, } bids := PriceVolumeOrderSlice{ { PriceVolume: types.PriceVolume{ Price: fixedpoint.NewFromFloat(8476), Volume: fixedpoint.NewFromFloat(256), }, NumLiquidated: fixedpoint.Zero.Int(), NumOrders: fixedpoint.NewFromFloat(12).Int(), }, } res, err := parseWebSocketEvent([]byte(in)) assert.NoError(t, err) event, ok := res.(*BookEvent) assert.True(t, ok) assert.Equal(t, "BTCUSDT", event.Symbol) assert.Equal(t, ChannelBooks, event.channel) assert.Equal(t, ActionTypeSnapshot, event.Action) assert.Len(t, event.Data, 1) assert.Len(t, event.Data[0].Asks, 2) assert.Equal(t, asks, event.Data[0].Asks) assert.Len(t, event.Data[0].Bids, 1) assert.Equal(t, bids, event.Data[0].Bids) }) t.Run("unexpected asks", func(t *testing.T) { t.Skip("this will cause panic, so i skip it") in := ` { "arg": { "channel": "books", "instId": "BTC-USDT" }, "action": "snapshot", "data": [ { "asks": [ ["XYZ", "415", "0", "13"] ], "bids": [ ["8476", "256", "0", "12"] ], "ts": "1597026383085", "checksum": -855196043, "prevSeqId": -1, "seqId": 123456 } ] } ` _, err := parseWebSocketEvent([]byte(in)) assert.ErrorContains(t, err, "price volume order") }) } func TestBookEvent_BookTicker(t *testing.T) { in := ` { "arg": { "channel": "books", "instId": "BTC-USDT" }, "action": "snapshot", "data": [ { "asks": [ ["8476.98", "415", "0", "13"], ["8477", "7", "0", "2"] ], "bids": [ ["8476", "256", "0", "12"] ], "ts": "1597026383085", "checksum": -855196043, "prevSeqId": -1, "seqId": 123456 } ] } ` res, err := parseWebSocketEvent([]byte(in)) assert.NoError(t, err) event, ok := res.(*BookEvent) assert.True(t, ok) ticker := event.BookTicker() assert.Equal(t, types.BookTicker{ Symbol: "BTCUSDT", Buy: fixedpoint.NewFromFloat(8476), BuySize: fixedpoint.NewFromFloat(256), Sell: fixedpoint.NewFromFloat(8476.98), SellSize: fixedpoint.NewFromFloat(415), }, ticker) } func TestBookEvent_Book(t *testing.T) { in := ` { "arg": { "channel": "books", "instId": "BTC-USDT" }, "action": "snapshot", "data": [ { "asks": [ ["8476.98", "415", "0", "13"], ["8477", "7", "0", "2"] ], "bids": [ ["8476", "256", "0", "12"] ], "ts": "1597026383085", "checksum": -855196043, "prevSeqId": -1, "seqId": 123456 } ] } ` bids := types.PriceVolumeSlice{ { Price: fixedpoint.NewFromFloat(8476), Volume: fixedpoint.NewFromFloat(256), }, } asks := types.PriceVolumeSlice{ { Price: fixedpoint.NewFromFloat(8476.98), Volume: fixedpoint.NewFromFloat(415), }, { Price: fixedpoint.NewFromFloat(8477), Volume: fixedpoint.NewFromFloat(7), }, } res, err := parseWebSocketEvent([]byte(in)) assert.NoError(t, err) event, ok := res.(*BookEvent) assert.True(t, ok) book := event.Book() assert.Equal(t, types.SliceOrderBook{ Symbol: "BTCUSDT", Time: types.NewMillisecondTimestampFromInt(1597026383085).Time(), Bids: bids, Asks: asks, }, book) } func Test_parseKLineSliceJSON(t *testing.T) { t.Run("snapshot", func(t *testing.T) { in := ` { "arg": { "channel": "candle1D", "instId": "BTC-USDT" }, "data": [ [ "1597026383085", "8533", "8553.74", "8527.17", "8548.26", "45247", "529.5858061", "529.5858061", "0" ] ] } ` exp := &KLineEvent{ Events: okexapi.KLineSlice{ { StartTime: types.NewMillisecondTimestampFromInt(1597026383085), OpenPrice: fixedpoint.NewFromFloat(8533), HighestPrice: fixedpoint.NewFromFloat(8553.74), LowestPrice: fixedpoint.NewFromFloat(8527.17), ClosePrice: fixedpoint.NewFromFloat(8548.26), Volume: fixedpoint.NewFromFloat(45247), VolumeInCurrency: fixedpoint.NewFromFloat(529.5858061), //VolumeInCurrencyQuote: fixedpoint.NewFromFloat(529.5858061), Confirm: fixedpoint.Zero, }, }, InstrumentID: "BTC-USDT", Symbol: "BTCUSDT", Interval: "1d", Channel: "candle1D", } res, err := parseWebSocketEvent([]byte(in)) assert.NoError(t, err) event, ok := res.(*KLineEvent) assert.True(t, ok) assert.Len(t, event.Events, 1) assert.Equal(t, exp, event) }) t.Run("failed to convert timestamp", func(t *testing.T) { t.Skip("this will cause panic, so i skip it") in := ` { "arg": { "channel": "candle1D", "instId": "BTC-USDT" }, "data": [ [ "x", "8533", "8553.74", "8527.17", "8548.26", "45247", "529.5858061", "529.5858061", "0" ] ] } ` _, err := parseWebSocketEvent([]byte(in)) assert.ErrorContains(t, err, "timestamp") }) t.Run("failed to convert open price", func(t *testing.T) { t.Skip("this will cause panic, so i skip it") in := ` { "arg": { "channel": "candle1D", "instId": "BTC-USDT" }, "data": [ [ "1597026383085", "x", "8553.74", "8527.17", "8548.26", "45247", "529.5858061", "529.5858061", "0" ] ] } ` _, err := parseWebSocketEvent([]byte(in)) assert.ErrorContains(t, err, "open price") }) t.Run("failed to convert highest price", func(t *testing.T) { t.Skip("this will cause panic, so i skip it") in := ` { "arg": { "channel": "candle1D", "instId": "BTC-USDT" }, "data": [ [ "1597026383085", "8533", "x", "8527.17", "8548.26", "45247", "529.5858061", "529.5858061", "0" ] ] } ` _, err := parseWebSocketEvent([]byte(in)) assert.ErrorContains(t, err, "highest price") }) t.Run("failed to convert lowest price", func(t *testing.T) { t.Skip("this will cause panic, so i skip it") in := ` { "arg": { "channel": "candle1D", "instId": "BTC-USDT" }, "data": [ [ "1597026383085", "8533", "8553.74", "x", "8548.26", "45247", "529.5858061", "529.5858061", "0" ] ] } ` _, err := parseWebSocketEvent([]byte(in)) assert.ErrorContains(t, err, "lowest price") }) t.Run("failed to convert close price", func(t *testing.T) { t.Skip("this will cause panic, so i skip it") in := ` { "arg": { "channel": "candle1D", "instId": "BTC-USDT" }, "data": [ [ "1597026383085", "8533", "8553.74", "8527.17", "x", "45247", "529.5858061", "529.5858061", "0" ] ] } ` _, err := parseWebSocketEvent([]byte(in)) assert.ErrorContains(t, err, "close price") }) t.Run("failed to convert volume", func(t *testing.T) { t.Skip("this will cause panic, so i skip it") in := ` { "arg": { "channel": "candle1D", "instId": "BTC-USDT" }, "data": [ [ "1597026383085", "8533", "8553.74", "8527.17", "8548.26", "x", "529.5858061", "529.5858061", "0" ] ] } ` _, err := parseWebSocketEvent([]byte(in)) assert.ErrorContains(t, err, "volume") }) t.Run("failed to convert volume currency", func(t *testing.T) { t.Skip("this will cause panic, so i skip it") in := ` { "arg": { "channel": "candle1D", "instId": "BTC-USDT" }, "data": [ [ "1597026383085", "8533", "8553.74", "8527.17", "8548.26", "45247", "x", "529.5858061", "0" ] ] } ` _, err := parseWebSocketEvent([]byte(in)) assert.ErrorContains(t, err, "volume currency") }) t.Run("failed to convert trading currency quote ", func(t *testing.T) { t.Skip("this will cause panic, so i skip it") in := ` { "arg": { "channel": "candle1D", "instId": "BTC-USDT" }, "data": [ [ "1597026383085", "8533", "8553.74", "8527.17", "8548.26", "45247", "529.5858061", "x", "0" ] ] } ` _, err := parseWebSocketEvent([]byte(in)) assert.ErrorContains(t, err, "trading currency") }) t.Run("failed to convert confirm", func(t *testing.T) { t.Skip("this will cause panic, so i skip it") in := ` { "arg": { "channel": "candle1D", "instId": "BTC-USDT" }, "data": [ [ "1597026383085", "8533", "8553.74", "8527.17", "8548.26", "45247", "529.5858061", "529.5858061", "g" ] ] } ` _, err := parseWebSocketEvent([]byte(in)) assert.ErrorContains(t, err, "confirm") }) } func TestKLine_ToGlobal(t *testing.T) { t.Run("snapshot", func(t *testing.T) { in := ` { "arg": { "channel": "candle1D", "instId": "BTC-USDT" }, "data": [ [ "1597026383085", "8533", "8553.74", "8527.17", "8548.26", "45247", "529.5858061", "529.5858061", "0" ] ] } ` exp := &KLineEvent{ Events: okexapi.KLineSlice{ { StartTime: types.NewMillisecondTimestampFromInt(1597026383085), OpenPrice: fixedpoint.NewFromFloat(8533), HighestPrice: fixedpoint.NewFromFloat(8553.74), LowestPrice: fixedpoint.NewFromFloat(8527.17), ClosePrice: fixedpoint.NewFromFloat(8548.26), Volume: fixedpoint.NewFromFloat(45247), VolumeInCurrency: fixedpoint.NewFromFloat(529.5858061), //VolumeInCurrencyQuote: fixedpoint.NewFromFloat(529.5858061), Confirm: fixedpoint.Zero, }, }, InstrumentID: "BTC-USDT", Symbol: "BTCUSDT", Interval: "1d", Channel: "candle1D", } res, err := parseWebSocketEvent([]byte(in)) assert.NoError(t, err) event, ok := res.(*KLineEvent) assert.True(t, ok) assert.Equal(t, types.KLine{ Exchange: types.ExchangeOKEx, Symbol: "BTCUSDT", StartTime: types.Time(types.NewMillisecondTimestampFromInt(1597026383085)), EndTime: types.Time(types.NewMillisecondTimestampFromInt(1597026383085).Time().Add(types.Interval(exp.Interval).Duration() - time.Millisecond)), Interval: types.Interval(exp.Interval), Open: exp.Events[0].OpenPrice, Close: exp.Events[0].ClosePrice, High: exp.Events[0].HighestPrice, Low: exp.Events[0].LowestPrice, Volume: exp.Events[0].Volume, QuoteVolume: exp.Events[0].VolumeInCurrency, TakerBuyBaseAssetVolume: fixedpoint.Zero, TakerBuyQuoteAssetVolume: fixedpoint.Zero, LastTradeID: 0, NumberOfTrades: 0, Closed: false, }, kLineToGlobal(event.Events[0], types.Interval(event.Interval), event.Symbol)) }) } func Test_parseWebSocketEvent(t *testing.T) { in := ` { "arg": { "channel": "trades", "instId": "BTC-USDT" }, "data": [ { "instId": "BTC-USDT", "tradeId": "130639474", "px": "42219.9", "sz": "0.12060306", "side": "buy", "ts": "1630048897897", "count": "3" } ] } ` exp := []MarketTradeEvent{{ InstId: "BTC-USDT", TradeId: 130639474, Px: fixedpoint.NewFromFloat(42219.9), Sz: fixedpoint.NewFromFloat(0.12060306), Side: okexapi.SideTypeBuy, Timestamp: types.NewMillisecondTimestampFromInt(1630048897897), Count: 3, }} res, err := parseWebSocketEvent([]byte(in)) assert.NoError(t, err) event, ok := res.([]MarketTradeEvent) assert.True(t, ok) assert.Len(t, event, 1) assert.Equal(t, exp, event) } func Test_toGlobalTrade(t *testing.T) { // { // "instId": "BTC-USDT", // "tradeId": "130639474", // "px": "42219.9", // "sz": "0.12060306", // "side": "buy", // "ts": "1630048897897", // "count": "3" // } marketTrade := MarketTradeEvent{ InstId: "BTC-USDT", TradeId: 130639474, Px: fixedpoint.NewFromFloat(42219.9), Sz: fixedpoint.NewFromFloat(0.12060306), Side: okexapi.SideTypeBuy, Timestamp: types.NewMillisecondTimestampFromInt(1630048897897), Count: 3, } t.Run("succeeds", func(t *testing.T) { trade, err := marketTrade.toGlobalTrade() assert.NoError(t, err) assert.Equal(t, types.Trade{ ID: uint64(130639474), OrderID: uint64(0), Exchange: types.ExchangeOKEx, Price: fixedpoint.NewFromFloat(42219.9), Quantity: fixedpoint.NewFromFloat(0.12060306), QuoteQuantity: marketTrade.Px.Mul(marketTrade.Sz), Symbol: "BTCUSDT", Side: types.SideTypeBuy, IsBuyer: true, IsMaker: false, Time: types.Time(types.NewMillisecondTimestampFromInt(1630048897897)), Fee: fixedpoint.Zero, FeeCurrency: "", FeeDiscounted: false, }, trade) }) t.Run("unexpected side", func(t *testing.T) { newTrade := marketTrade newTrade.Side = "both" _, err := newTrade.toGlobalTrade() assert.ErrorContains(t, err, "both") }) t.Run("unexpected symbol", func(t *testing.T) { newTrade := marketTrade newTrade.InstId = "" _, err := newTrade.toGlobalTrade() assert.ErrorContains(t, err, "unexpected inst id") }) } func TestWebSocketEvent_IsValid(t *testing.T) { t.Run("op login event", func(t *testing.T) { input := `{ "event": "login", "code": "0", "msg": "", "connId": "a4d3ae55" }` res, err := parseWebSocketEvent([]byte(input)) assert.NoError(t, err) opEvent, ok := res.(*WebSocketEvent) assert.True(t, ok) assert.Equal(t, WebSocketEvent{ Event: WsEventTypeLogin, Code: "0", Message: "", }, *opEvent) assert.NoError(t, opEvent.IsValid()) }) t.Run("op error event", func(t *testing.T) { input := `{ "event": "error", "code": "60009", "msg": "Login failed.", "connId": "a4d3ae55" }` res, err := parseWebSocketEvent([]byte(input)) assert.NoError(t, err) opEvent, ok := res.(*WebSocketEvent) assert.True(t, ok) assert.Equal(t, WebSocketEvent{ Event: WsEventTypeError, Code: "60009", Message: "Login failed.", }, *opEvent) assert.ErrorContains(t, opEvent.IsValid(), "request error") }) t.Run("unexpected event", func(t *testing.T) { input := `{ "event": "test gg", "code": "60009", "msg": "unexpected", "connId": "a4d3ae55" }` res, err := parseWebSocketEvent([]byte(input)) assert.NoError(t, err) opEvent, ok := res.(*WebSocketEvent) assert.True(t, ok) assert.Equal(t, WebSocketEvent{ Event: "test gg", Code: "60009", Message: "unexpected", }, *opEvent) assert.ErrorContains(t, opEvent.IsValid(), "unexpected event type") }) } func TestOrderTradeEvent(t *testing.T) { //{"arg":{"channel":"orders","instType":"SPOT","uid":"530315546680502420"},"data":[{"accFillSz":"0","algoClOrdId":"","algoId":"","amendResult":"","amendSource":"","attachAlgoClOrdId":"","attachAlgoOrds":[],"avgPx":"0","cTime":"1705384184502","cancelSource":"","category":"normal","ccy":"","clOrdId":"","code":"0","execType":"","fee":"0","feeCcy":"OKB","fillFee":"0","fillFeeCcy":"","fillFwdPx":"","fillMarkPx":"","fillMarkVol":"","fillNotionalUsd":"","fillPnl":"0","fillPx":"","fillPxUsd":"","fillPxVol":"","fillSz":"0","fillTime":"","instId":"OKB-USDT","instType":"SPOT","lastPx":"54","lever":"0","msg":"","notionalUsd":"99.929","ordId":"667364871905857536","ordType":"market","pnl":"0","posSide":"","px":"","pxType":"","pxUsd":"","pxVol":"","quickMgnType":"","rebate":"0","rebateCcy":"USDT","reduceOnly":"false","reqId":"","side":"buy","slOrdPx":"","slTriggerPx":"","slTriggerPxType":"","source":"","state":"live","stpId":"","stpMode":"","sz":"100","tag":"","tdMode":"cash","tgtCcy":"quote_ccy","tpOrdPx":"","tpTriggerPx":"","tpTriggerPxType":"","tradeId":"","uTime":"1705384184502"}]} //{"arg":{"channel":"orders","instType":"SPOT","uid":"530315546680502420"},"data":[{"accFillSz":"1.84","algoClOrdId":"","algoId":"","amendResult":"","amendSource":"","attachAlgoClOrdId":"","attachAlgoOrds":[],"avgPx":"54","cTime":"1705384184502","cancelSource":"","category":"normal","ccy":"","clOrdId":"","code":"0","execType":"T","fee":"-0.001844337","feeCcy":"OKB","fillFee":"-0.001844337","fillFeeCcy":"OKB","fillFwdPx":"","fillMarkPx":"","fillMarkVol":"","fillNotionalUsd":"99.9","fillPnl":"0","fillPx":"54","fillPxUsd":"","fillPxVol":"","fillSz":"1.844337","fillTime":"1705384184503","instId":"OKB-USDT","instType":"SPOT","lastPx":"54","lever":"0","msg":"","notionalUsd":"99.929","ordId":"667364871905857536","ordType":"market","pnl":"0","posSide":"","px":"","pxType":"","pxUsd":"","pxVol":"","quickMgnType":"","rebate":"0","rebateCcy":"USDT","reduceOnly":"false","reqId":"","side":"buy","slOrdPx":"","slTriggerPx":"","slTriggerPxType":"","source":"","state":"partially_filled","stpId":"","stpMode":"","sz":"100","tag":"","tdMode":"cash","tgtCcy":"quote_ccy","tpOrdPx":"","tpTriggerPx":"","tpTriggerPxType":"","tradeId":"590957341","uTime":"1705384184503"}]} //{"arg":{"channel":"orders","instType":"SPOT","uid":"530315546680502420"},"data":[{"accFillSz":"1.84","algoClOrdId":"","algoId":"","amendResult":"","amendSource":"","attachAlgoClOrdId":"","attachAlgoOrds":[],"avgPx":"54","cTime":"1705384184502","cancelSource":"","category":"normal","ccy":"","clOrdId":"","code":"0","execType":"","fee":"-0.001844337","feeCcy":"OKB","fillFee":"0","fillFeeCcy":"","fillFwdPx":"","fillMarkPx":"","fillMarkVol":"","fillNotionalUsd":"99.9","fillPnl":"0","fillPx":"","fillPxUsd":"","fillPxVol":"","fillSz":"0","fillTime":"","instId":"OKB-USDT","instType":"SPOT","lastPx":"54","lever":"0","msg":"","notionalUsd":"99.929","ordId":"667364871905857536","ordType":"market","pnl":"0","posSide":"","px":"","pxType":"","pxUsd":"","pxVol":"","quickMgnType":"","rebate":"0","rebateCcy":"USDT","reduceOnly":"false","reqId":"","side":"buy","slOrdPx":"","slTriggerPx":"","slTriggerPxType":"","source":"","state":"filled","stpId":"","stpMode":"","sz":"100","tag":"","tdMode":"cash","tgtCcy":"quote_ccy","tpOrdPx":"","tpTriggerPx":"","tpTriggerPxType":"","tradeId":"","uTime":"1705384184504"}]} t.Run("succeeds", func(t *testing.T) { in := ` { "arg":{ "channel":"orders", "instType":"SPOT", "uid":"530315546680502420" }, "data":[ { "accFillSz":"1.84", "algoClOrdId":"", "algoId":"", "amendResult":"", "amendSource":"", "attachAlgoClOrdId":"", "attachAlgoOrds":[ ], "avgPx":"54", "cTime":"1705384184502", "cancelSource":"", "category":"normal", "ccy":"", "clOrdId":"", "code":"0", "execType":"T", "fee":"-0.001844337", "feeCcy":"OKB", "fillFee":"-0.001844337", "fillFeeCcy":"OKB", "fillFwdPx":"", "fillMarkPx":"", "fillMarkVol":"", "fillNotionalUsd":"99.9", "fillPnl":"0", "fillPx":"54", "fillPxUsd":"", "fillPxVol":"", "fillSz":"1.84", "fillTime":"1705384184503", "instId":"OKB-USDT", "instType":"SPOT", "lastPx":"54", "lever":"0", "msg":"", "notionalUsd":"99.929", "ordId":"667364871905857536", "ordType":"market", "pnl":"0", "posSide":"", "px":"", "pxType":"", "pxUsd":"", "pxVol":"", "quickMgnType":"", "rebate":"0", "rebateCcy":"USDT", "reduceOnly":"false", "reqId":"", "side":"buy", "slOrdPx":"", "slTriggerPx":"", "slTriggerPxType":"", "source":"", "state":"partially_filled", "stpId":"", "stpMode":"", "sz":"100", "tag":"", "tdMode":"cash", "tgtCcy":"quote_ccy", "tpOrdPx":"", "tpTriggerPx":"", "tpTriggerPxType":"", "tradeId":"590957341", "uTime":"1705384184503" } ] } ` exp := []OrderTradeEvent{ { OrderDetail: okexapi.OrderDetail{ AccumulatedFillSize: fixedpoint.NewFromFloat(1.84), AvgPrice: fixedpoint.NewFromFloat(54), CreatedTime: types.NewMillisecondTimestampFromInt(1705384184502), Category: "normal", ClientOrderId: "", Fee: fixedpoint.NewFromFloat(-0.001844337), FeeCurrency: "OKB", FillTime: types.NewMillisecondTimestampFromInt(1705384184503), InstrumentID: "OKB-USDT", InstrumentType: okexapi.InstrumentTypeSpot, OrderId: types.StrInt64(667364871905857536), OrderType: okexapi.OrderTypeMarket, Price: fixedpoint.Zero, Side: okexapi.SideTypeBuy, State: okexapi.OrderStatePartiallyFilled, Size: fixedpoint.NewFromFloat(100), TargetCurrency: okexapi.TargetCurrencyQuote, UpdatedTime: types.NewMillisecondTimestampFromInt(1705384184503), Currency: "", TradeId: "590957341", FillPrice: fixedpoint.NewFromFloat(54), FillSize: fixedpoint.NewFromFloat(1.84), Lever: "0", Pnl: fixedpoint.Zero, PositionSide: "", PriceUsd: fixedpoint.Zero, PriceVol: fixedpoint.Zero, PriceType: "", Rebate: fixedpoint.Zero, RebateCcy: "USDT", AttachAlgoClOrdId: "", SlOrdPx: fixedpoint.Zero, SlTriggerPx: fixedpoint.Zero, SlTriggerPxType: "", AttachAlgoOrds: []interface{}{}, Source: "", StpId: "", StpMode: "", Tag: "", TradeMode: okexapi.TradeModeCash, TpOrdPx: fixedpoint.Zero, TpTriggerPx: fixedpoint.Zero, TpTriggerPxType: "", ReduceOnly: "false", AlgoClOrdId: "", AlgoId: "", }, Code: types.StrInt64(0), Msg: "", AmendResult: "", ExecutionType: okexapi.LiquidityTypeTaker, FillFee: fixedpoint.NewFromFloat(-0.001844337), FillFeeCurrency: "OKB", FillNotionalUsd: fixedpoint.NewFromFloat(99.9), FillPnl: fixedpoint.Zero, NotionalUsd: fixedpoint.NewFromFloat(99.929), ReqId: "", LastPrice: fixedpoint.NewFromFloat(54), QuickMgnType: "", AmendSource: "", CancelSource: "", FillPriceVolume: "", FillPriceUsd: "", FillMarkVolume: "", FillFwdPrice: "", FillMarkPrice: "", }, } res, err := parseWebSocketEvent([]byte(in)) assert.NoError(t, err) event, ok := res.([]OrderTradeEvent) assert.True(t, ok) assert.Equal(t, exp, event) }) } func TestOrderTradeEvent_toGlobalTrade1(t *testing.T) { var ( in = ` { "arg":{ "channel":"orders", "instType":"SPOT", "uid":"530315546680502420" }, "data":[ { "accFillSz":"1.84", "algoClOrdId":"", "algoId":"", "amendResult":"", "amendSource":"", "attachAlgoClOrdId":"", "attachAlgoOrds":[ ], "avgPx":"54", "cTime":"1705384184502", "cancelSource":"", "category":"normal", "ccy":"", "clOrdId":"", "code":"0", "execType":"T", "fee":"-0.001844337", "feeCcy":"OKB", "fillFee":"-0.001844337", "fillFeeCcy":"OKB", "fillFwdPx":"", "fillMarkPx":"", "fillMarkVol":"", "fillNotionalUsd":"99.9", "fillPnl":"0", "fillPx":"54", "fillPxUsd":"", "fillPxVol":"", "fillSz":"1.84", "fillTime":"1705384184503", "instId":"OKB-USDT", "instType":"SPOT", "lastPx":"54", "lever":"0", "msg":"", "notionalUsd":"99.929", "ordId":"667364871905857536", "ordType":"market", "pnl":"0", "posSide":"", "px":"", "pxType":"", "pxUsd":"", "pxVol":"", "quickMgnType":"", "rebate":"0", "rebateCcy":"USDT", "reduceOnly":"false", "reqId":"", "side":"buy", "slOrdPx":"", "slTriggerPx":"", "slTriggerPxType":"", "source":"", "state":"partially_filled", "stpId":"", "stpMode":"", "sz":"100", "tag":"", "tdMode":"cash", "tgtCcy":"quote_ccy", "tpOrdPx":"", "tpTriggerPx":"", "tpTriggerPxType":"", "tradeId":"590957341", "uTime":"1705384184503" } ] } ` expTrade = types.Trade{ ID: uint64(590957341), OrderID: uint64(667364871905857536), Exchange: types.ExchangeOKEx, Price: fixedpoint.NewFromFloat(54), Quantity: fixedpoint.NewFromFloat(1.84), QuoteQuantity: fixedpoint.NewFromFloat(54).Mul(fixedpoint.NewFromFloat(1.84)), Symbol: "OKBUSDT", Side: types.SideTypeBuy, IsBuyer: true, IsMaker: false, Time: types.Time(types.NewMillisecondTimestampFromInt(1705384184503).Time()), Fee: fixedpoint.NewFromFloat(0.001844337), FeeCurrency: "OKB", } ) t.Run("succeeds", func(t *testing.T) { res, err := parseWebSocketEvent([]byte(in)) assert.NoError(t, err) event, ok := res.([]OrderTradeEvent) assert.True(t, ok) trade, err := event[0].toGlobalTrade() assert.NoError(t, err) assert.Equal(t, expTrade, trade) }) t.Run("unexpected trade id", func(t *testing.T) { res, err := parseWebSocketEvent([]byte(in)) assert.NoError(t, err) event, ok := res.([]OrderTradeEvent) assert.True(t, ok) event[0].TradeId = "XXXX" _, err = event[0].toGlobalTrade() assert.ErrorContains(t, err, "trade id") }) }