42 lines
760 B
Go
42 lines
760 B
Go
package chart
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import (
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"testing"
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assert "github.com/blendlabs/go-assert"
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"github.com/wcharczuk/go-chart/seq"
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)
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func TestConcatSeries(t *testing.T) {
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assert := assert.New(t)
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s1 := ContinuousSeries{
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XValues: seq.Range(1.0, 10.0),
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YValues: seq.Range(1.0, 10.0),
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}
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s2 := ContinuousSeries{
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XValues: seq.Range(11, 20.0),
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YValues: seq.Range(10.0, 1.0),
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}
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s3 := ContinuousSeries{
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XValues: seq.Range(21, 30.0),
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YValues: seq.Range(1.0, 10.0),
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}
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cs := ConcatSeries([]Series{s1, s2, s3})
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assert.Equal(30, cs.Len())
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x0, y0 := cs.GetValue(0)
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assert.Equal(1.0, x0)
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assert.Equal(1.0, y0)
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xm, ym := cs.GetValue(19)
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assert.Equal(20.0, xm)
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assert.Equal(1.0, ym)
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xn, yn := cs.GetValue(29)
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assert.Equal(30.0, xn)
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assert.Equal(10.0, yn)
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}
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