package chart import ( "testing" assert "github.com/blendlabs/go-assert" "github.com/wcharczuk/go-chart/seq" ) func TestHistogramSeries(t *testing.T) { assert := assert.New(t) cs := ContinuousSeries{ Name: "Test Series", XValues: seq.Range(1.0, 20.0), YValues: seq.Range(10.0, -10.0), } hs := HistogramSeries{ InnerSeries: cs, } for x := 0; x < hs.Len(); x++ { csx, csy := cs.GetValues(0) hsx, hsy1, hsy2 := hs.GetBoundedValues(0) assert.Equal(csx, hsx) assert.True(hsy1 > 0) assert.True(hsy2 <= 0) assert.True(csy < 0 || (csy > 0 && csy == hsy1)) assert.True(csy > 0 || (csy < 0 && csy == hsy2)) } }