gatus/golang-github-wcharczuk-go-chart
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Adding upstream version 2.1.2.

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Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-05-18 07:17:02 +02:00
parent c8c64afc61
commit 41a2f19f12
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
220 changed files with 19814 additions and 0 deletions
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77
linear_regression_series_test.go Normal file
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package chart
import (
"testing"
"github.com/wcharczuk/go-chart/v2/testutil"
)
func TestLinearRegressionSeries(t *testing.T) {
// replaced new assertions helper
mainSeries := ContinuousSeries{
Name: "A test series",
XValues: LinearRange(1.0, 100.0),
YValues: LinearRange(1.0, 100.0),
}
linRegSeries := &LinearRegressionSeries{
InnerSeries: mainSeries,
}
lrx0, lry0 := linRegSeries.GetValues(0)
testutil.AssertInDelta(t, 1.0, lrx0, 0.0000001)
testutil.AssertInDelta(t, 1.0, lry0, 0.0000001)
lrxn, lryn := linRegSeries.GetLastValues()
testutil.AssertInDelta(t, 100.0, lrxn, 0.0000001)
testutil.AssertInDelta(t, 100.0, lryn, 0.0000001)
}
func TestLinearRegressionSeriesDesc(t *testing.T) {
// replaced new assertions helper
mainSeries := ContinuousSeries{
Name: "A test series",
XValues: LinearRange(100.0, 1.0),
YValues: LinearRange(100.0, 1.0),
}
linRegSeries := &LinearRegressionSeries{
InnerSeries: mainSeries,
}
lrx0, lry0 := linRegSeries.GetValues(0)
testutil.AssertInDelta(t, 100.0, lrx0, 0.0000001)
testutil.AssertInDelta(t, 100.0, lry0, 0.0000001)
lrxn, lryn := linRegSeries.GetLastValues()
testutil.AssertInDelta(t, 1.0, lrxn, 0.0000001)
testutil.AssertInDelta(t, 1.0, lryn, 0.0000001)
}
func TestLinearRegressionSeriesWindowAndOffset(t *testing.T) {
// replaced new assertions helper
mainSeries := ContinuousSeries{
Name: "A test series",
XValues: LinearRange(100.0, 1.0),
YValues: LinearRange(100.0, 1.0),
}
linRegSeries := &LinearRegressionSeries{
InnerSeries: mainSeries,
Offset: 10,
Limit: 10,
}
testutil.AssertEqual(t, 10, linRegSeries.Len())
lrx0, lry0 := linRegSeries.GetValues(0)
testutil.AssertInDelta(t, 90.0, lrx0, 0.0000001)
testutil.AssertInDelta(t, 90.0, lry0, 0.0000001)
lrxn, lryn := linRegSeries.GetLastValues()
testutil.AssertInDelta(t, 80.0, lrxn, 0.0000001)
testutil.AssertInDelta(t, 80.0, lryn, 0.0000001)
}