// MIT License // Copyright (c) 2021 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 ( "bytes" "testing" "github.com/stretchr/testify/assert" "github.com/wcharczuk/go-chart/v2" ) func TestLegendCustomize(t *testing.T) { assert := assert.New(t) series := GetSeries([]Series{ { Name: "chrome", }, { Name: "edge", }, }, chart.TickPositionBetweenTicks, "") r, err := chart.SVG(800, 600) assert.Nil(err) fn := LegendCustomize(series, LegendOption{ TextPosition: LegendTextPositionRight, IconDraw: DefaultLegendIconDraw, Align: LegendAlignLeft, Padding: chart.Box{ Left: 100, Top: 100, }, }) fn(r, chart.NewBox(11, 47, 784, 373), chart.Style{ Font: chart.StyleTextDefaults().Font, }) buf := bytes.Buffer{} err = r.Save(&buf) assert.Nil(err) assert.Equal("", buf.String()) }