go-chart/time_series_test.go

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package chart
import (
"testing"
"time"
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"github.com/blend/go-sdk/assert"
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)
func TestTimeSeriesGetValue(t *testing.T) {
assert := assert.New(t)
ts := TimeSeries{
Name: "Test",
XValues: []time.Time{
time.Now().AddDate(0, 0, -5),
time.Now().AddDate(0, 0, -4),
time.Now().AddDate(0, 0, -3),
time.Now().AddDate(0, 0, -2),
time.Now().AddDate(0, 0, -1),
},
YValues: []float64{
1.0, 2.0, 3.0, 4.0, 5.0,
},
}
x0, y0 := ts.GetValues(0)
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assert.NotZero(x0)
assert.Equal(1.0, y0)
}
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func TestTimeSeriesValidate(t *testing.T) {
assert := assert.New(t)
cs := TimeSeries{
Name: "Test Series",
XValues: []time.Time{
time.Now().AddDate(0, 0, -5),
time.Now().AddDate(0, 0, -4),
time.Now().AddDate(0, 0, -3),
time.Now().AddDate(0, 0, -2),
time.Now().AddDate(0, 0, -1),
},
YValues: []float64{
1.0, 2.0, 3.0, 4.0, 5.0,
},
}
assert.Nil(cs.Validate())
cs = TimeSeries{
Name: "Test Series",
XValues: []time.Time{
time.Now().AddDate(0, 0, -5),
time.Now().AddDate(0, 0, -4),
time.Now().AddDate(0, 0, -3),
time.Now().AddDate(0, 0, -2),
time.Now().AddDate(0, 0, -1),
},
}
assert.NotNil(cs.Validate())
cs = TimeSeries{
Name: "Test Series",
YValues: []float64{
1.0, 2.0, 3.0, 4.0, 5.0,
},
}
assert.NotNil(cs.Validate())
}