add func: bnc.SimpleKline.NotExist

dwdwow · Mar 2, 2024 · cbb98f5 · cbb98f5
1 parent e231ed5
commit cbb98f5
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diff --git a/bnc/kline.go b/bnc/kline.go
@@ -55,6 +55,10 @@ func NewSimpleKlineFromRaw(k RawKline) (kline SimpleKline, err error) {
 	return kline, nil
 }
 
+func (k SimpleKline) NotExist() bool {
+	return k[0] == 0
+}
+
 func (k SimpleKline) OpenTime() int64 {
 	return int64(k[0])
 }

diff --git a/bnc/kline_test.go b/bnc/kline_test.go
@@ -95,3 +95,14 @@ func TestNewSimpleKline(t *testing.T) {
 	}
 
 }
+
+func TestSimpleKline_NotExist(t *testing.T) {
+	kline := SimpleKline{1}
+	if kline.NotExist() {
+		t.FailNow()
+	}
+	kline[0] = 0
+	if !kline.NotExist() {
+		t.FailNow()
+	}
+}