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funnel_chart_test.go
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// MIT License
// Copyright (c) 2022 Tree Xie
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
package charts
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestFunnelChart(t *testing.T) {
assert := assert.New(t)
tests := []struct {
render func(*Painter) ([]byte, error)
result string
}{
{
render: func(p *Painter) ([]byte, error) {
_, err := NewFunnelChart(p, FunnelChartOption{
SeriesList: NewFunnelSeriesList([]float64{
100,
80,
60,
40,
20,
}),
Legend: NewLegendOption([]string{
"Show",
"Click",
"Visit",
"Inquiry",
"Order",
}),
Title: TitleOption{
Text: "Funnel",
},
}).Render()
if err != nil {
return nil, err
}
return p.Bytes()
},
result: "<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" width=\"600\" height=\"400\">\\n<path d=\"M 0 0\nL 600 0\nL 600 400\nL 0 400\nL 0 0\" style=\"stroke-width:0;stroke:none;fill:rgba(255,255,255,1.0)\"/><path d=\"M 86 9\nL 116 9\" style=\"stroke-width:3;stroke:rgba(84,112,198,1.0);fill:rgba(84,112,198,1.0)\"/><circle cx=\"101\" cy=\"9\" r=\"5\" style=\"stroke-width:3;stroke:rgba(84,112,198,1.0);fill:rgba(84,112,198,1.0)\"/><path d=\"\" style=\"stroke-width:3;stroke:rgba(84,112,198,1.0);fill:rgba(84,112,198,1.0)\"/><text x=\"118\" y=\"15\" style=\"stroke-width:0;stroke:none;fill:rgba(70,70,70,1.0);font-size:15.3px;font-family:'Roboto Medium',sans-serif\">Show</text><path d=\"M 176 9\nL 206 9\" style=\"stroke-width:3;stroke:rgba(145,204,117,1.0);fill:rgba(145,204,117,1.0)\"/><circle cx=\"191\" cy=\"9\" r=\"5\" style=\"stroke-width:3;stroke:rgba(145,204,117,1.0);fill:rgba(145,204,117,1.0)\"/><path d=\"\" style=\"stroke-width:3;stroke:rgba(145,204,117,1.0);fill:rgba(145,204,117,1.0)\"/><text x=\"208\" y=\"15\" style=\"stroke-width:0;stroke:none;fill:rgba(70,70,70,1.0);font-size:15.3px;font-family:'Roboto Medium',sans-serif\">Click</text><path d=\"M 262 9\nL 292 9\" style=\"stroke-width:3;stroke:rgba(250,200,88,1.0);fill:rgba(250,200,88,1.0)\"/><circle cx=\"277\" cy=\"9\" r=\"5\" style=\"stroke-width:3;stroke:rgba(250,200,88,1.0);fill:rgba(250,200,88,1.0)\"/><path d=\"\" style=\"stroke-width:3;stroke:rgba(250,200,88,1.0);fill:rgba(250,200,88,1.0)\"/><text x=\"294\" y=\"15\" style=\"stroke-width:0;stroke:none;fill:rgba(70,70,70,1.0);font-size:15.3px;font-family:'Roboto Medium',sans-serif\">Visit</text><path d=\"M 345 9\nL 375 9\" style=\"stroke-width:3;stroke:rgba(238,102,102,1.0);fill:rgba(238,102,102,1.0)\"/><circle cx=\"360\" cy=\"9\" r=\"5\" style=\"stroke-width:3;stroke:rgba(238,102,102,1.0);fill:rgba(238,102,102,1.0)\"/><path d=\"\" style=\"stroke-width:3;stroke:rgba(238,102,102,1.0);fill:rgba(238,102,102,1.0)\"/><text x=\"377\" y=\"15\" style=\"stroke-width:0;stroke:none;fill:rgba(70,70,70,1.0);font-size:15.3px;font-family:'Roboto Medium',sans-serif\">Inquiry</text><path d=\"M 444 9\nL 474 9\" style=\"stroke-width:3;stroke:rgba(115,192,222,1.0);fill:rgba(115,192,222,1.0)\"/><circle cx=\"459\" cy=\"9\" r=\"5\" style=\"stroke-width:3;stroke:rgba(115,192,222,1.0);fill:rgba(115,192,222,1.0)\"/><path d=\"\" style=\"stroke-width:3;stroke:rgba(115,192,222,1.0);fill:rgba(115,192,222,1.0)\"/><text x=\"476\" y=\"15\" style=\"stroke-width:0;stroke:none;fill:rgba(70,70,70,1.0);font-size:15.3px;font-family:'Roboto Medium',sans-serif\">Order</text><text x=\"0\" y=\"15\" style=\"stroke-width:0;stroke:none;fill:rgba(70,70,70,1.0);font-size:15.3px;font-family:'Roboto Medium',sans-serif\">Funnel</text><path d=\"M 0 35\nL 600 35\nL 540 100\nL 60 100\nL 0 35\" style=\"stroke-width:0;stroke:none;fill:rgba(84,112,198,1.0)\"/><text x=\"280\" y=\"67\" style=\"stroke-width:0;stroke:none;fill:rgba(70,70,70,1.0);font-size:12.8px;font-family:'Roboto Medium',sans-serif\">(100%)</text><path d=\"M 60 102\nL 540 102\nL 480 167\nL 120 167\nL 60 102\" style=\"stroke-width:0;stroke:none;fill:rgba(145,204,117,1.0)\"/><text x=\"284\" y=\"134\" style=\"stroke-width:0;stroke:none;fill:rgba(70,70,70,1.0);font-size:12.8px;font-family:'Roboto Medium',sans-serif\">(80%)</text><path d=\"M 120 169\nL 480 169\nL 420 234\nL 180 234\nL 120 169\" style=\"stroke-width:0;stroke:none;fill:rgba(250,200,88,1.0)\"/><text x=\"284\" y=\"201\" style=\"stroke-width:0;stroke:none;fill:rgba(70,70,70,1.0);font-size:12.8px;font-family:'Roboto Medium',sans-serif\">(60%)</text><path d=\"M 180 236\nL 420 236\nL 360 301\nL 240 301\nL 180 236\" style=\"stroke-width:0;stroke:none;fill:rgba(238,102,102,1.0)\"/><text x=\"284\" y=\"268\" style=\"stroke-width:0;stroke:none;fill:rgba(70,70,70,1.0);font-size:12.8px;font-family:'Roboto Medium',sans-serif\">(40%)</text><path d=\"M 240 303\nL 360 303\nL 300 368\nL 300 368\nL 240 303\" style=\"stroke-width:0;stroke:none;fill:rgba(115,192,222,1.0)\"/><text x=\"284\" y=\"335\" style=\"stroke-width:0;stroke:none;fill:rgba(70,70,70,1.0);font-size:12.8px;font-family:'Roboto Medium',sans-serif\">(20%)</text></svg>",
},
}
for _, tt := range tests {
p, err := NewPainter(PainterOptions{
Type: ChartOutputSVG,
Width: 600,
Height: 400,
}, PainterThemeOption(defaultTheme))
assert.Nil(err)
data, err := tt.render(p)
assert.Nil(err)
assert.Equal(tt.result, string(data))
}
}