Merge pull request #2 from baibaratsky/master

Ticker: ignore_invalid

public.go

@@ -29,12 +29,15 @@ func (api *PublicAPI) Info() (Info, error) {
 
 // Ticker provides all the information about currently active pairs, such as: the maximum price, the minimum price, average price, trade volume, trade volume in currency, the last trade, Buy and Sell price.
 // All information is provided over the past 24 hours.
-func (api *PublicAPI) Ticker(currency []string) (Ticker, error) {
+func (api *PublicAPI) Ticker(currency []string, ignoreInvalid ...bool) (Ticker, error) {
 
 	url := apiURL + "ticker/"
 	for _, c := range currency {
 		url = url + c + "-"
 	}
+	if len(ignoreInvalid) > 0 && ignoreInvalid[0] {
+		url += "?ignore_invalid=1"
+	}
 	r, err := http.Get(url)
 
 	if err == nil {

public_test.go

@@ -23,6 +23,27 @@ func TestTicker(t *testing.T) {
 		})
 	})
 
+	Convey("Ticker data for BTC-USD and BTC-BTC", t, func() {
+		_, err := api.Ticker([]string{"btc_usd", "btc_btc"})
+
+		Convey("Error should occur", func() {
+			So(err, ShouldNotBeNil)
+		})
+	})
+
+	Convey("Ticker data for BTC-USD and BTC-BTC with the ignore invalid flag", t, func() {
+		tickers, err := api.Ticker([]string{"btc_usd", "btc_btc"}, true)
+
+		Convey("No error should occur", func() {
+			So(err, ShouldBeNil)
+		})
+
+		Convey("One ticker information should be returned", func() {
+			So(tickers, ShouldHaveSameTypeAs, Ticker{})
+			So(tickers, ShouldContainKey, "btc_usd")
+			So(tickers["btc_usd"], ShouldHaveSameTypeAs, TickerPair{})
+		})
+	})
 }
 
 func TestInfo(t *testing.T) {