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Offline worst case trade fees (#274)

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* Really basic getSimulated fee function everywhere

* Worst case fees for all exchanges

* Adds tests, fixes comment spacing. Adds wrapper logic. Makes test api key var name consistent. Removes some okcoin ETT tests

* Removes redundant functions

* linting issues. Fixes introduces huobi issues

* More linting

* Stops trying to hide ETT problems, uses iota

* Skips ETT tests for now
This commit is contained in:
Scott
2019-04-09 19:38:31 +10:00
committed by Adrian Gallagher
parent eeda97bbaf
commit e56fc26d93
83 changed files with 814 additions and 136 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
exchanges/hitbtc/hitbtc.go
View File

@@ -641,11 +641,21 @@ func (h *HitBTC) GetFee(feeBuilder *exchange.FeeBuilder) (float64, error) {
case exchange.CyptocurrencyDepositFee:
fee = calculateCryptocurrencyDepositFee(feeBuilder.Pair.Base,
feeBuilder.Amount)
case exchange.OfflineTradeFee:
fee = getOfflineTradeFee(feeBuilder.PurchasePrice, feeBuilder.Amount)
}
if fee < 0 {
fee = 0
}
return fee, nil
}
// getOfflineTradeFee calculates the worst case-scenario trading fee
func getOfflineTradeFee(price, amount float64) float64 {
return 0.002 * price * amount
}
func calculateCryptocurrencyDepositFee(c currency.Code, amount float64) float64 {
var fee float64
if c == currency.BTC {

15
exchanges/hitbtc/hitbtc_test.go
View File

@@ -75,6 +75,21 @@ func setFeeBuilder() *exchange.FeeBuilder {
}
}
// TestGetFeeByTypeOfflineTradeFee logic test
func TestGetFeeByTypeOfflineTradeFee(t *testing.T) {
var feeBuilder = setFeeBuilder()
h.GetFeeByType(feeBuilder)
if apiKey == "" || apiSecret == "" {
if feeBuilder.FeeType != exchange.OfflineTradeFee {
t.Errorf("Expected %v, received %v", exchange.OfflineTradeFee, feeBuilder.FeeType)
}
} else {
if feeBuilder.FeeType != exchange.CryptocurrencyTradeFee {
t.Errorf("Expected %v, received %v", exchange.CryptocurrencyTradeFee, feeBuilder.FeeType)
}
}
}
func TestGetFee(t *testing.T) {
h.SetDefaults()
TestSetup(t)

4
exchanges/hitbtc/hitbtc_wrapper.go
View File

@@ -286,6 +286,10 @@ func (h *HitBTC) GetWebsocket() (*exchange.Websocket, error) {
// GetFeeByType returns an estimate of fee based on type of transaction
func (h *HitBTC) GetFeeByType(feeBuilder *exchange.FeeBuilder) (float64, error) {
if (h.APIKey == "" || h.APISecret == "") && // Todo check connection status
feeBuilder.FeeType == exchange.CryptocurrencyTradeFee {
feeBuilder.FeeType = exchange.OfflineTradeFee
}
return h.GetFee(feeBuilder)
}