go-chart/bollinger_band_series_test.go

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2016-07-15 18:17:51 +02:00
package chart
import (
"testing"
"github.com/blendlabs/go-assert"
)
func TestBollingerBandSeries(t *testing.T) {
assert := assert.New(t)
s1 := mockValueProvider{
X: Seq(1.0, 100.0),
Y: SeqRand(100, 1024),
}
bbs := &BollingerBandsSeries{
InnerSeries: s1,
}
xvalues := make([]float64, 100)
y1values := make([]float64, 100)
y2values := make([]float64, 100)
for x := 0; x < 100; x++ {
xvalues[x], y1values[x], y2values[x] = bbs.GetBoundedValue(x)
}
for x := bbs.GetWindowSize(); x < 100; x++ {
assert.True(y1values[x] > y2values[x])
}
}