test: add test for charts

chart_option.go

@@ -69,9 +69,9 @@ type ChartOption struct {
 // OptionFunc option function
 type OptionFunc func(opt *ChartOption)
 
-// PNGTypeOption set png type of chart's output
+// SVGTypeOption set svg type of chart's output
-func PNGTypeOption() OptionFunc {
+func SVGTypeOption() OptionFunc {
-	return TypeOptionFunc(ChartOutputPNG)
+	return TypeOptionFunc(ChartOutputSVG)
 }
 
 // TypeOptionFunc set type of chart's output

echarts.go

@@ -60,9 +60,9 @@ type EChartStyle struct {
 	Color string `json:"color"`
 }
 
-func (es *EChartStyle) ToStyle() chart.Style {
+func (es *EChartStyle) ToStyle() Style {
 	color := parseColor(es.Color)
-	return chart.Style{
+	return Style{
 		FillColor:   color,
 		FontColor:   color,
 		StrokeColor: color,

legend_test.go

@@ -23,7 +23,6 @@
 package charts
 
 import (
-	"fmt"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -98,7 +97,6 @@ func TestNewLegend(t *testing.T) {
 		assert.Nil(err)
 		data, err := tt.render(p)
 		assert.Nil(err)
-		fmt.Println(string(data))
 		assert.Equal(tt.result, string(data))
 	}
 }

radar_chart_test.go

@@ -23,7 +23,6 @@
 package charts
 
 import (
-	"fmt"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -103,7 +102,6 @@ func TestRadarChart(t *testing.T) {
 			Bottom: 20,
 		})))
 		assert.Nil(err)
-		fmt.Println(string(data))
 		assert.Equal(tt.result, string(data))
 	}
 }