test: add test for charts
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vicanso
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11 changed files with 963 additions and 16 deletions
89
mark_line_test.go
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89
mark_line_test.go
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// MIT License
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// Copyright (c) 2022 Tree Xie
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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package charts
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/wcharczuk/go-chart/v2/drawing"
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)
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func TestMarkLine(t *testing.T) {
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assert := assert.New(t)
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tests := []struct {
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render func(*Painter) ([]byte, error)
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result string
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}{
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{
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render: func(p *Painter) ([]byte, error) {
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markLine := NewMarkLinePainter(p)
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series := NewSeriesFromValues([]float64{
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1,
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2,
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3,
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})
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series.MarkLine = NewMarkLine(
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SeriesMarkDataTypeMax,
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SeriesMarkDataTypeAverage,
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SeriesMarkDataTypeMin,
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)
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markLine.Add(markLineRenderOption{
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FillColor: drawing.ColorBlack,
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FontColor: drawing.ColorBlack,
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StrokeColor: drawing.ColorBlack,
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Series: series,
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Range: NewRange(AxisRangeOption{
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Min: 0,
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Max: 5,
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Size: p.Height(),
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DivideCount: 6,
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}),
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})
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_, err := markLine.Render()
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if err != nil {
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return nil, err
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}
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return p.Bytes()
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},
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result: "<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" width=\"600\" height=\"400\">\\n<circle cx=\"23\" cy=\"290\" r=\"3\" style=\"stroke-width:1;stroke:rgba(0,0,0,1.0);fill:rgba(0,0,0,1.0)\"/><path stroke-dasharray=\"4.0, 2.0\" d=\"\" style=\"stroke-width:1;stroke:rgba(0,0,0,1.0);fill:rgba(0,0,0,1.0)\"/><path stroke-dasharray=\"4.0, 2.0\" d=\"M 29 290\nL 562 290\" style=\"stroke-width:1;stroke:rgba(0,0,0,1.0);fill:rgba(0,0,0,1.0)\"/><path stroke-dasharray=\"4.0, 2.0\" d=\"M 562 285\nL 578 290\nL 562 295\nL 567 290\nL 562 285\" style=\"stroke-width:1;stroke:rgba(0,0,0,1.0);fill:rgba(0,0,0,1.0)\"/><text x=\"580\" y=\"294\" style=\"stroke-width:0;stroke:none;fill:rgba(0,0,0,1.0);font-size:12.8px;font-family:'Roboto Medium',sans-serif\">3</text><circle cx=\"23\" cy=\"320\" r=\"3\" style=\"stroke-width:1;stroke:rgba(0,0,0,1.0);fill:rgba(0,0,0,1.0)\"/><path stroke-dasharray=\"4.0, 2.0\" d=\"\" style=\"stroke-width:1;stroke:rgba(0,0,0,1.0);fill:rgba(0,0,0,1.0)\"/><path stroke-dasharray=\"4.0, 2.0\" d=\"M 29 320\nL 562 320\" style=\"stroke-width:1;stroke:rgba(0,0,0,1.0);fill:rgba(0,0,0,1.0)\"/><path stroke-dasharray=\"4.0, 2.0\" d=\"M 562 315\nL 578 320\nL 562 325\nL 567 320\nL 562 315\" style=\"stroke-width:1;stroke:rgba(0,0,0,1.0);fill:rgba(0,0,0,1.0)\"/><text x=\"580\" y=\"324\" style=\"stroke-width:0;stroke:none;fill:rgba(0,0,0,1.0);font-size:12.8px;font-family:'Roboto Medium',sans-serif\">2</text><circle cx=\"23\" cy=\"350\" r=\"3\" style=\"stroke-width:1;stroke:rgba(0,0,0,1.0);fill:rgba(0,0,0,1.0)\"/><path stroke-dasharray=\"4.0, 2.0\" d=\"\" style=\"stroke-width:1;stroke:rgba(0,0,0,1.0);fill:rgba(0,0,0,1.0)\"/><path stroke-dasharray=\"4.0, 2.0\" d=\"M 29 350\nL 562 350\" style=\"stroke-width:1;stroke:rgba(0,0,0,1.0);fill:rgba(0,0,0,1.0)\"/><path stroke-dasharray=\"4.0, 2.0\" d=\"M 562 345\nL 578 350\nL 562 355\nL 567 350\nL 562 345\" style=\"stroke-width:1;stroke:rgba(0,0,0,1.0);fill:rgba(0,0,0,1.0)\"/><text x=\"580\" y=\"354\" style=\"stroke-width:0;stroke:none;fill:rgba(0,0,0,1.0);font-size:12.8px;font-family:'Roboto Medium',sans-serif\">1</text></svg>",
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},
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}
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for _, tt := range tests {
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p, err := NewPainter(PainterOptions{
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Type: ChartOutputSVG,
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Width: 600,
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Height: 400,
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}, PainterThemeOption(defaultTheme))
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assert.Nil(err)
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data, err := tt.render(p.Child(PainterPaddingOption(Box{
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Left: 20,
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Top: 20,
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Right: 20,
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Bottom: 20,
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})))
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assert.Nil(err)
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assert.Equal(tt.result, string(data))
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}
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}
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